Ride the Waves: paddleboard electric motor conversion kit
Want to turn your paddleboard into a high‑speed machine? With electric fin kits like Mountocean Y03 B2 or the snap‑in CuttleJet Mini V2, you get 3.7–8 km/h thrust and up to 2.5 h runtime, all while staying lightweight. These conversions fit hardboards, inflatables, and kayaks without drilling, and let you control speed via handheld or wrist‑mounted remotes. Feel the rush, and keep going to uncover the perfect fit for your adventures, and enjoy each wave and feel the wind.
Key Takeaways
- Choose a fin‑based turnkey kit (e.g., Inflatable SUP Fin Kit) that slides into your board without drilling, ensuring easy installation.
- Select a battery‑rated for desired speed: 4‑cell options give 2‑4 mph, 3‑cell 1‑3 mph; higher voltage yields more speed but shorter runtime.
- Look for IP66‑IP68 rated housings to protect motor and electronics against saltwater and splashes during ocean use.
- Ensure remote control type matches preference: wrist‑band for on‑board quick start or handheld for better visibility of speed settings.
- Verify weight impact: kits range 3–8 kg; heavier models deliver more thrust (e.g., 441 lb thrust kit) but reduce board agility and acceleration.
Mountocean Y03 B2 Electric Paddle Fin
If you’re a seasoned SUP rider who wants to keep going farther without breaking a sweat, the Mountocean Y03 B2 Electric Paddle Fin is the ideal upgrade. With a 350 W motor and stainless‑steel housing, it delivers 18.5 lbf thrust, boosting your speed to about 5 mph on Gear 4. Its 1.24 kg profile fits most boards, while the LiFePO4 B2 battery runs 60 minutes at high power or 250 minutes at low setting. Waterproof, anti‑entanglement protection keeps it safe in salt or fresh water, and an emergency button lets you paddle at low speed if the remote loses contact. Install with adapters and feel the glide.
Best For: outdoors enthusiasts who want effortless glides and extended distances on SUPs or kayaks without sacrificing performance or safety.
Pros:
- Powerful 350 W motor with 18.5 lbf thrust delivers quick acceleration up to ~5 mph.
- Long battery life (up to 251 min on low gear) and waterproof LiFePO4 design suitable for salt and fresh water.
- Compact 1.24 kg stainless‑steel housing and dual‑adapter installation keep it lightweight and versatile.
Cons:
- Heavier overall weight (20 lb) compared to some entry‑level electric fins.
- Limited to 4 gear levels—no customization for intermediate speeds.
- Requires a dedicated remote and battery; no direct smartphone integration.
- Built for Saltwater & Freshwater: Corrosion-resistant construction with stainless-steel motor housing and surface treatment, plus durable composite fin structure for seawater and lake/river use
- Lightweight, Streamlined & Low-Noise: The motor body weighs only 1.24 kg. A hydrodynamic, streamlined profile helps reduce drag and improve propulsion efficiency, while the optimized drive design supports quieter, smoother cruising for longer sessions
- 350W Power with 4 Speeds: The Y03 thruster delivers 350W rated power with max thrust up to 18.5 lbf, and 4 gear levels for simple, responsive speed control. Tune the assist from easy cruising to faster transit—reference speed up to ~5.0 mph
- B2 Battery: B2 battery is 13Ah / 291.2Wh, LiFePO4, waterproof, Reference runtime: 60 min (Gear 4) / 110 min (Gear 3) / 251 min (Gear 2)
- Safer Riding with Self-Protection: Designed with waterproof protection and anti-entanglement considerations; when abnormal water ingress or weed entanglement occurs, the system is designed to protect the motor and prompt cleaning. Also includes a battery-side “emergency button” concept to help you keep moving at low speed if the remote is unavailable
CuttleJet Mini V2 Paddleboard Motor Electric Fin Kit
You’ll love how the CuttleJet Mini V2 plugs straight into any paddleboard fin, ready for a boost. Sealed motor runs over 5,000 continuous hours in salt water. It pushes up to 4 mph: a 3‑s (≈ 11 V) pack gives 1–3 mph, and a 4‑s (≈ 15 V) setup delivers 2–4 mph—great for all upstream runs today, windward surfing, or casual rides. Attachment: snap to the fin, tighten wrenches, and secure with carabiners and straps. 10 L battery bag holds spare cells, while wrist‑band remote turns power on with a swipe. 1‑year warranty covers defects, and you can return within 30 days for total peace of mind.
Best For: paddlers who want a quick, easy-to‑install boost for upstream runs, wind‑surfing, or casual rides without modifying their board.
Pros:
- Extremely simple attachment—no board modification, just click, tighten, and go.
- Sealed, salt‑water‑rated motor with >5,000‑hour life for durable, offshore use.
- Adjustable through‑box speed (up to 4 mph) via a 3‑ to 4‑cell battery pack, plus 1‑year warranty and 30‑day return.
Cons:
- Requires a separate battery purchase, adding extra cost and weight.
- Limited top speed (4 mph) may not satisfy high‑performance riders.
- No integrated power source on the board—must rely on external cells and a separate battery bag.
- BOOST YOUR PADDLING SPEED - Up to 4mph! The CuttleJet Mini Stand Up Paddle Board Motor or Electric Surfboard Fin provides steady propulsion. Great for paddling upstream, windsurfing upwind, finding waves, or just for fun! Use 3s (~11v) battery for 1-3mph or 4s (~15v) battery for 2-4 mph.
- FUN AND EASY TO USE - The CuttleJet Mini easily attaches to any SUP, Surfboard, or Kayak fin. Large 10L waterproof battery bag clips to your leash plug / handle or other tie downs. Waterproof, wireless remote control with wristband controls motor on / off. Very helpful when learning how to windsurf, wing surf, or wing foil.
- USE ALL DAY LONG - Large 10L battery bag can store numerous spare batteries, enough for hours of continuous use. Note that battery is sold separately.
- ACCESSORIES INCLUDED - The CuttleJet Mini includes a motor, 10L waterproof battery storage bag, waterproof wireless remote control with wristband, carabiners to clip the battery bag to your vessel, 2 straps, drill bit and wrenches to attach the motor to your fin.
- PREMIUM QUALITY - The CuttleJet Mini uses rugged, high quality components and is designed and assembled in the USA (Tampa, FL) by electric surfing enthusiasts. Motor is sealed for use in saltwater and rated for 5000+ hours of continued use. Guaranteed to be fun with a 30 day full money back return and 1 year original manufacturer warranty and support.
Electric Motor Fin Kit for Inflatable SUP
The kit’s lightweight, 2.3‑kg motor fin makes it ideal for lightweight or solo paddlers seeking effortless speed. This compact e‑SUP Upgrade Kit slides into standard fin boxes—no drilling, no permanent changes. You can power paddles, kayaks, canoes, and small inflatables. Choose from Q120 (380 W, 24 V, 12 kWh) or Q350 (380 W, 24 V, 35 kWh) for 45 minutes at 6–7 km/h, or W350 (630 W, 36 V, 35 kWh) for 2.5 hours at 10–12 km/h. For high‑speed rides, the V200 delivers 2,500 W, 15–20 km/h, but lasts 45 minutes. The handheld remote grants four speed modes, with a display showing battery and power levels. Included is a bungee cord, charger, and battery case—36 × 24 × 11.5 cm.
Best For: lightweight solo paddlers, short‑trip explorers, or anyone who wants a quick, no‑drill motor upgrade for their inflatable SUP or kayak.
Pros:
- Easy slide‑in installation with no drilling or permanent changes.
- Lightweight 2.3 kg motor keeps the boat’s balance and reduces added wind resistance.
- Multiple power options (Q120, Q350, W350, V200) cater to different speed and runtime needs.
Cons:
- Battery pack is bulky (36 × 24 × 11.5 cm) which may obstruct space on very small boats.
- Highest‑power V200 model offers limited runtime (≈45 min) for long‑distance paddling.
- Remote control and display add extra weight and require battery charging.
- 1️⃣
【STAND UP PADDLE BOARD MOTOR ELECTRIC FIN KIT】Upgrade SUPs, kayaks, canoes, and inflatable watercraft with a compact paddle board motor fin. Fits most standard slide-in fin boxes for quick e-SUP conversion with no drilling or permanent board changes. Great for cruising, touring, training, and fun water rides. - 2️⃣
【4 MODEL OPTIONS WITH CLEAR POWER SPECS】Choose the right electric fin kit for your ride: Q120 380W, 24V, 12,000mAh, about 45 min at 6–7 km/h; Q350 380W, 24V, 35,000mAh, about 2.5 hr at 6–7 km/h; W350 630W, 36V, 35,000mAh, about 2.5 hr at 10–12 km/h; V200 2500W, 36V, 30,000mAh, about 45 min at 15–20 km/h. Built-in display helps you check battery status in real time. - 3️⃣
【REMOTE CONTROL WITH 4 SPEED MODES】The handheld remote lets you adjust speed while riding, with 4 modes for steady cruising, light assist, touring, and surf-style sessions. The responsive control layout supports smooth starts, speed changes, and easy handling in changing water conditions. - 4️⃣
【UNDERWATER THRUSTER & ELECTRIC SURF FINS DESIGN】Pump-jet style boost fin with a three-blade propeller helps deliver strong thrust and stable tracking. Designed for freshwater lakes, rivers, and saltwater use with proper rinse and care after each ride. Lightweight motor body: 2.3 kg for Q120/Q350/W350 and 2.4 kg for V200. - 5️⃣
【COMPLETE ELECTRIC KAYAK MOTOR KIT】Package includes electric fin, battery compartment, remote control, charger, bungee cord, and base. Slide, lock, secure with the pin, then ride. Compatible with many slide-in SUP fin boxes for inflatable SUP electric fin setups, electric paddle board fins, electric surfboard fins, and electric motor for surfboards.
Electric Paddleboard Motor Fin with 4-Speed Remote
Need control on the water? With the Electric Paddleboard Motor Fin kit, you can plug in a 350 W motor in under five minutes, using the two fin‑box adapters that fit hardboards, inflatables, or kayaks. The 36 V lithium battery delivers 13 000 mAh, giving you up to ten hours at the lower setting or 120 minutes at a steady 6 mph. Four forward speeds let you tweak power: boost your travel distance up to seven times, stay in wind or storms, and stop instantly with the IP67‑rated wrist‑strap remote. Safety features include an ankle leash, a coin‑cell warning, and charger. Upgrade ride today.
Best For: adventurous paddlers who want instant power, long river excursions, or quick travel across calm lakes.
Pros:
- Quick 5‑minute installation with universal fin‑box adapters.
- Long battery life (up to 10 h at low speed, 120 min at 6 mph).
- Four speed options and an IP67‑rated wrist‑strap remote with ankle leash.
Cons:
- Higher upfront cost compared to traditional paddleboards.
- Added weight from the lithium battery and mounting hardware.
- Requires regular battery maintenance and safe handling of the coin‑cell battery.
- EASY TO INSTALL: Hooks up to hardboards, inflatable paddleboards , and kayaks in 5 minutes. Install this electric paddleboard fin just like other fins. Package includes an adapter to work with various styles of fin boxes. Please look closely on the two fin adapters to make sure they will work on your paddleboard. Some paddleboards have different styles.
- LONG BATTERY LIFE: Powerful Lithium 13000 mah, 36v rechargable Battery Life , Up to 10 hours on 1st speed and 120 minutes at 6 mph. This might be the longest lasting battery life for a electric fin for a paddleboard.
- POWERFUL THRUST: With a 36v lithium battery, 4 speeds & 350w motor, this electric boost fin will give you all the thrust you need to increase your paddleboarding or kayak motor experiences.
- REMOTE CONTROL: (IP67) with 4 forward speeds up to 6 mph. Easily control the speed + / - / stop button(s)
- INCLUDES: Electric fin, battery box, charger, bluetooth remote with wrist strap, 2 fin box fittings, ankle leash, mounting cords.
Electric Fin Thruster Kit for Paddleboard & Surfboard
Searching for a silent, 360° jet that weighs just 4.3 kg? This electric fin delivers precisely that. It’s a 12 V, 240 W motor housed in a 4.3 kg unit including battery. The 8.8‑Ah lithium‑ion pack powers a 30 × 21 cm propeller, propelling you 4–6 km/h. In low power you ride for 60 minutes; high power gives 30 minutes. IP67 water‑proofing lets you mount it on SUPs, kayaks, surfboards, or longboards. An ergonomic remote, leash safety, and lightweight straps make setup effortless and secure. With a 12.6 V 5 A charger, you can recharge in minutes and enjoy reliable, quiet performance on every paddle, and off‑shore adventures for guys tonight daily.
Best For: paddleboarders, kayakers, and surfers who want a quiet, efficient, and lightweight propulsion system that’s easy to mount and operate.
Pros:
- Ultra‑light 4.3 kg unit with integrated 12 V/240 W motor and 8.8 Ah battery for maximum portability.
- IP67 waterproof construction and 360° water‑intake design allow safe installation on any surf, paddle, or longboard.
- 60 min low‑gear and 30 min high‑gear runtime, plus an ergonomic 3‑button remote and auto‑shut‑off leash for user convenience.
Cons:
- The 12 V system limits power options and may not meet higher performance demands.
- The battery adds to overall weight, making the total load heavier for those seeking ultra‑light setups.
- Recharge time and runtime are moderate, requiring careful planning for extended trips or trades with other users.
- 360° Water Intake - jet-engine is equipped with 360° water intake design for best efficiency.
- Upto 6 km/h performance. Battery can run for 60 minutes for lower gear, or 30 minutes for high gear.
- The power pack is connected to user with a leash for automatic shut-off to prevent runaway if you fall in the water.
- Easy installation and operation, remote control with armband, light weighted. total package 4.3kg including battery and motor.
- The charger is for 100-240V range, the voltage will not be a problem. fit sup board, kayak etc.
Electric Paddle Board Motor Fin Kit with Remote
Looking to ditch manual paddling while keeping your board unmodified? This compact electric fin kit turns your SUP, kayak, canoe, or surfboard into an e‑SUP by sliding into most fin boxes. With 24‑ or 36‑V motors—Q120, Q350, W350, or V200—batteries provide 45‑to‑150 minutes of run time and 6‑20 km/h speed, depending on load. The handheld remote offers four speed modes, real‑time battery display, and instant start. A three‑blade pump‑jet delivers stable thrust across freshwater, saltwater, and pools. Lightweight (2.3‑2.4 kg), the kit keeps your board agile while rinse‑and‑care extends motor life. It also ships with a charger, bungee cord, and base, and packaging.
Best For: casual SUP paddlers, touring enthusiasts, and beginner surfers who want quick, lightweight electric assistance without permanent modifications.
Pros:
- Compact slide‑in design avoids drilling or board modifications.
- Multiple motor options (24 V/36 V) and adjustable speed modes suit varied skill levels and water conditions.
- Real‑time battery display and quiet, stable pump‑jet thrust keep rides smooth and manageable.
Cons:
- Limited runtime compared to larger e‑kayak systems; may require mid‑trip recharge.
- Only handheld remote control; no Wi‑Fi or smartphone integration.
- Battery capacity may be modest for heavy riders or strong currents, reducing speed and endurance.
- 1️⃣
【STAND UP PADDLE BOARD MOTOR ELECTRIC FIN KIT】Upgrade SUPs, kayaks, canoes, and inflatable watercraft with a compact paddle board motor fin. Fits most standard slide-in fin boxes for quick e-SUP conversion with no drilling or permanent board changes. Great for cruising, touring, training, and fun water rides. - 2️⃣
【4 MODEL OPTIONS WITH CLEAR POWER SPECS】Choose the right electric fin kit for your ride: Q120 380W, 24V, 12,000mAh, about 45 min at 6–7 km/h; Q350 380W, 24V, 35,000mAh, about 2.5 hr at 6–7 km/h; W350 630W, 36V, 35,000mAh, about 2.5 hr at 10–12 km/h; V200 2500W, 36V, 30,000mAh, about 45 min at 15–20 km/h. Built-in display helps you check battery status in real time. - 3️⃣
【REMOTE CONTROL WITH 4 SPEED MODES】The handheld remote lets you adjust speed while riding, with 4 modes for steady cruising, light assist, touring, and surf-style sessions. The responsive control layout supports smooth starts, speed changes, and easy handling in changing water conditions. - 4️⃣
【UNDERWATER THRUSTER & ELECTRIC SURF FINS DESIGN】Pump-jet style boost fin with a three-blade propeller helps deliver strong thrust and stable tracking. Designed for freshwater lakes, rivers, and saltwater use with proper rinse and care after each ride. Lightweight motor body: 2.3 kg for Q120/Q350/W350 and 2.4 kg for V200. - 5️⃣
【COMPLETE ELECTRIC KAYAK MOTOR KIT】Package includes electric fin, battery compartment, remote control, charger, bungee cord, and base. Slide, lock, secure with the pin, then ride. Compatible with many slide-in SUP fin boxes for inflatable SUP electric fin setups, electric paddle board fins, electric surfboard fins, and electric motor for surfboards.
Electric SUP Motor Kit with Propeller Guard
If you own an inflatable or hard‑board paddleboard, the HCAUYNN 160 W kit’s propeller guard keeps your deck debris‑free. You’ll appreciate the lightweight 1.9‑lb motor, which spins a compact 160‑W propeller that tops 3.7 mph and gives you up to 12.4 mi of range. The wrist‑mounted controller keeps your hands free, letting you switch from reverse, drive, or sport modes without shaking your posture. All parts fit into the 17.3 × 9.1 × 5.1‑inch carry case, making it a traveler’s delight on any board. Whether you chase waves or river currents, this kit turns paddleboarding into effortless propulsion while protecting your deck from splashes every time.
Best For: owners of inflatable or hard‑board paddleboards who want a lightweight, easy‑to‑carry motor that keeps their deck debris‑free and lets them paddle hands‑free in reverse, drive, or sport mode.
Pros:
- Compact 1.9 lb motor with a protective propeller guard keeps the deck clean and reduces maintenance.
- Wrist‑mounted controller keeps hands free, letting you switch modes smoothly while paddling.
- Carry case (17.3 × 9.1 × 5.1 in) makes it travel‑ready for surf trips or river excursions.
Cons:
- 160 W output limits top speed to just 3.7 mph, insufficient for high‑speed or racing needs.
- No onboard charging; battery must be removed and recharged separately.
- Limited range of ~12.4 mi may require frequent recharging on longer trips.
- POWERFUL ELECTRIC SUP MOTOR PERFORMANCE: Upgrade your board with this electric SUP motor featuring a 160W propulsion system engineered for smooth cruising and efficient assistance on the water. Designed as a versatile paddle board motor and electric paddle board motor, it delivers speeds up to 3.7 MPH while helping reduce paddling effort during long-distance adventures
- QUICK-MOUNT PADDLE BOARD MOTOR KIT: This complete paddle board motor kit includes a motor unit, control wristband, spare propeller, mounting hardware, and carrying case. The streamlined SUP motor kit design allows fast installation on compatible paddle boards and inflatable SUPs without complicated modifications
- MULTI-MODE WRIST CONTROL: The wrist-mounted controller keeps work simple and convenient while you ride. Easily switch between R Reverse, D Drive, and S Sport modes to match different water conditions, docking needs, or cruising preferences. Its easy-access design helps you control this electric paddle board motor without interrupting your paddling posture
- COMPACT PROPULSION FOR INFLATABLE SUP BOARDS: Designed as a portable electric fin drive for paddle board, the lightweight propulsion unit is suitable for many inflatable and hard-board setups. The protective propeller guard helps reduce interference from floating debris while maintaining stable performance
- PORTABLE DESIGN FOR WATER ADVENTURES: The included carry case and shoulder-strap power unit make transportation simple. Whether you're looking for a motor for inflatable paddle board, a paddle board propulsion system, or a practical upgrade for your SUP gear, this kit is built for convenience and reliability
Portable Electric SUP Motor with Remote (D180)
Tired of straight‑line paddling and craving effortless distance? The D180 portable electric SUP motor gives you up to 5× the range of manual strokes. It shoots 1.9–2.5 mph, runs under two hours from a 216 Wh battery, and weighs only 10.8 lb net. Its 5.9‑in propeller slots into any 9‑in fin enclosure and fits SUPs or inflatables. The remote offers forward, stop, and reverse commands, and a safety lanyard keeps you secure. Designed for freshwater and saltwater, the reinforced composite body protects wiring and a sealed propeller improves safety. Perfect for fishing, yoga, family rides, or calm‑water cruising without tools or disassembly.
Best For: enthusiasts who want a lightweight, tool‑free boost on long paddling trips, including fishermen, yoga practitioners, and families seeking extended, fatigue‑free time on the water.
Pros:
- Extends paddling range up to 5× manual strokes, saving effort.
- Compact and lightweight (10.8 lb net) with no disassembly required.
- Versatile fit for SUPs, inflatables, and even kayak use via same 9‑in propulsion slot.
Cons:
- Limited runtime under two hours (216 Wh) on the D180 model.
- Speeds only 1.9–2.5 mph, leaving manual paddling necessary for navigation or faster travel.
- Lanyard adds bulk and may feel restrictive to some users.
- TWO POWER EDITIONS FOR YOUR PADDLING STYLE: Choose D180 (up to 2 hrs runtime at 1.9-2.5 mph) for relaxed cruising, or D260 (up to 1.5 hrs at 2.5-3.1 mph) for stronger thrust. A versatile paddle board motor that adapts to your adventure
- EFFORTLESS ELECTRIC ASSISTANCE: Turns your board into a paddleboard motor that extends your stroke range up to 5× vs. manual paddling. Works perfectly as a SUP electric motor or kayak trolling motor on lakes and calm coastal waters
- QUICK-FIT INTO STANDARD FIN BOXES: 9 in propeller slots into most stand up paddle board and inflatable paddle board motor setups. Also serves as a portable kayak motor when you switch between crafts
- LIGHTWEIGHT & TRAVEL‑READY: Net weight from 10.8 lb (D180) / 11.2 lb (D260). Includes a remote and power pack storage bag. A true lightweight paddle board motor that won’t weigh down your gear bag
- COMPLETE PROPULSION KIT: Each edition comes with a hydrodynamic propeller, remote and safety lanyard. Ideal as an electric fin for paddle board for fishing, yoga, or family outings. Pick D180 for longer run time or D260 for higher speed
441lb Thrust SUP Motor 288W Waterproof Anti-Entanglement
Feel the power of 441 lb thrust on your paddleboard with this waterproof 288 W motor. The 9‑inch fin‑base fits many SUPs, canoes, inflatables, and even RC boats. You’ll install it yourself, then use the press‑button switch to fire up the brushed 12 V, 24 A motor. IP68 protects it against seawater, and its auto‑shutdown stops the motor if it’s tangled, giving you a warning before the cut‑off. You can go 4–5 kph for roughly 1.5 h on a 20 Ah battery. At 6.7 lb and compact dimensions, it stays light, and the battery bag is ready for quick storage. Keep it clean with water after salt.
Best For: adventure seekers needing reliable propulsion for paddleboards, shallow‑water craft, or RC boats.
Pros:
- Heavy‑weight thrust (441 lb) in a lightweight, compact motor.
- IP68 waterproof rating and anti‑entanglement safe‑shutdown.
- Long runtime (≈1.5 h) on a standard 20 Ah 12 V battery.
Cons:
- Requires manual installation and a separate 12 V battery.
- Brushed motor may generate more noise and heat than brushless alternatives.
- Limited speed (4–5 kph) suitable only for low‑to‑moderate use.
- 【Broad Compatibility & Easy Installation】 It is compatible with 9-inch slide-in fin bases, and is suitable for SUP boards, canoes, inflatable boats, modified boats, remote-controlled boats, fishing gear boats, pull net boats, lifeboats, underwater robots, and more.
- 【IP68 Protection & Smart Safety System】 Built with an IP68 waterproof rating for complete submersion. If the propeller is entangled with aquatic plants or fishing nets, the motor shuts down automatically to prevent stalling, overheating, and burnout. In instances of minor entanglement, the unit will vibrate slightly and make a faint warning noise, prompting you to quickly remove the entangled debris.
- 【Durable & Portable Design】 Crafted from premium aluminum alloy, copper, and nylon for superior corrosion resistance and long-lasting performance. Weighing only 6.7 lbs with a compact size (7.09"x9.45"), it's incredibly portable and includes a storage bag for simple battery storage (battery not included).
- 【Enhanced Water Experience】 Unlock new possibilities on the water! Ideal for paddleboard fishing, surfing, or exploration. Reach farther destinations with ease and enjoy a stable, smooth ride, making every water trip more fun and accessible.
SUP Motor Kit with Electric Propeller
Ready to power your days on the water? Your new SUP Motor Kit turns your inflatable paddle board into a quiet cruiser. The battery‑powered underwater thruster offers two models: a 216 Wh unit that runs roughly two hours at 3‑5 km/h, or a 288 Wh version that delivers 1½ hours of speed. Both ship with a 12 V, 15 cm propeller fit into any 9‑inch fin box—no drilling, no fuss—so you can snap it on quickly. A hand‑held remote controls forward or stop, while the sleek battery bag keeps power close and protected. Charger tops off in two hours and kit fits 39 × 31 × 26 cm box.
Best For: people who want a quick, quiet, and portable propulsion solution for inflatable watercraft such as SUPs, kayaks, and water skis without modifying their gear.
Pros:
- No-drill, quick mounting that fits any standard 9‑inch fin box, keeping the craft intact.
- Compact kit with a 12 V battery and a fast 2‑m charger that delivers 2 hrs (216 Wh) or 1½ hrs (288 Wh) of 3‑5 km/h cruising.
- Hand‑held remote with forward/stop buttons and a waterproof bag for easy, low‑maintenance control.
Cons:
- Limited speed and range—ideal for casual cruising, not high‑speed racing or long‑distance paddling.
- Battery life decreases significantly under full throttle, especially with heavier users or windy conditions.
- The controller itself is not fully waterproof, and the fast charger requires a 12 V power source or a spare power bank.
- 【Powerful Electric Propulsion System】Battery-powered underwater thruster with high-torque propeller delivers 3-4(216wh)/4-5 km(288wh)/h speeds for kayaks, SUPs and paddle boards. Choose 216wh (2hr runtime) or 288wh (1.5hr) motorized fin options
- 【Universal 9-Inch Fin Box Compatibility】Installs instantly on all inflatable watercraft with standard 9" fin boxes. Includes mounting kit for kayak/paddle board motors - no drilling required
- 【Simple Control with Safety】Press the forward button on the hand switch to continue forward movement; press the stop button to pause. Waterproof bag protects controller during use (note: controller not waterproof)
- 【Performance Specifications】12V motor with 15cm propeller (216wh: 18A/4.9kg | 288wh: 24A/5.1kg). Achieves 4-5km/h speeds at max power. Compact 39x31x26cm packaging
- 【Complete Watercraft Accessory Kit】It is for paddle boards, water skis, kayaks and so on water playing project. Includes battery bag(37x30cm), 2-meter charger, controller, and waterproof bag
Electric Trolling Motor (8km/h) for SUP
If you’re a SUP enthusiast craving swift, quiet glide, this 360 W, 24‑V motor delivers 8 km/h of jet‑propulsion. Built by Kedean, model TL99360‑2025, it sits 3 kg and runs on a 24‑V battery you choose. The engine mounts with standard or pushes‑in brackets, letting you retrofit it onto paddle boards, kayaks, or belly boats in minutes. Its 0.48‑hp output beats typical 400‑W propellers, and the jet‑drive cuts drag, giving you smoother, longer rides. Durable engineering plastic plus aluminum keeps salt spray at bay, while a year’s warranty backs quality. Press the pedal, feel thrust. Your board glides like a breeze softly.
Best For: casual SUP paddlers who want a lightweight, easily retrofitable motor that delivers 8 km/h without needing a new vessel or expensive setup.
Pros:
- *Ultra‑lightweight* – only 3 kg, so it barely drags your board.
- *Jet‑drive efficiency* – higher thrust for smoother, longer rides, often beating 400 W propellers.
- *Versatile mounting* – standard, push‑in, and USA brackets let you install on kayaks, belly boats, or paddle boards in minutes.
Cons:
- *Battery not included* – you must source a 24 V pack, adding cost and decision‑making.
- *Limited to 24 V* – not compatible with lower‑voltage systems, limiting flexibility.
- *DIY installation required* – no tool kit or professional service included, so you’ll need some basic planning.
- 1. 360W DC24V Motor Only(No Battery) - If you choose this 360W DC24V version without a battery, we will leave a positive and negative wire lead for you to connect to your own DC24V battery. there is instruction on the manual，Since this 360W motor operates on DC24V, you will need to use a 24V battery.
- 2. High-Performance Unique Design - Our SUP Trolling Motor is engineered with aerodynamic and hydrodynamic principles in mind, ensuring minimal drag and maximum thrust, which can generate greater thrust than the regular propeller motor, The efficient features can either make the same power battery last longer. with our efficient propeller, you could have a great battery life even with a smaller and lighter battery.
- 3. Faster Speed than Regular Propeller Motor - KEDEAN Kayak Trolling Motor designed with exceptional JET motor propulsion system and have efficient water flow design, so it can often achieve higher speeds, in the contrastive test, our jet motor even faster than the 400W regular propeller motor.
- 4. Two - in - one paddleboard propeller - it offers great versatility and can be attached to paddleboards and kayaks, and also be compatible with other small watercraft. This means users don't need to purchase different propulsion systems for different water vehicles, saving both cost and storage space.
- 5. Durable and Easy Retrofit Construction - This Underwater Trolling Motor Made from high-quality engineering plastics and aluminum, its shell is made of corrosion-resistant plastics, which can resist the erosion of harsh environments such as seawater and prolong the service life of the equipment. and we provide two kinds of standard mounting brackets, one push in type and one USA standard type. It's structured very suitable for retrofitting if you have some DIY thoughts.
12V Brushless Electric Fin Kit for SUP Paddle
The 12‑V brushless fin kit adds quiet power to your SUP without compromising portability. Ups your ride with a 240 W motor that propels you 4–6 km/h, maxing out at 6 km/h. Its 11.1 V, 8.8 Ah battery (21 × 15.5 × 7.5 cm) yields 60 min at low gear or 30 min at speed, and a 12.6 V, 5 A charger refuels quickly. A three‑button wireless remote, waterproof arm straps, and a robust 30 × 21 cm propeller keep control steady. Weighing 5.1 kg total, it fits SUPs, surfboards, kayaks, and canoes; its IP67 rating seals it against the elements. MDYHY provides warranty and support for the kit. Experience effortless surfing in any weather.
Best For: the adventurous SUP rider who wants quiet, reliable motorized propulsion without heavy or cumbersome equipment, and is looking for easy installation across multiple board types.
Pros:
- Quiet brushless motor offering consistent speed up to 6 km/h
- Convenient 3‑button wireless remote and waterproof arm straps enhance usability
- Long battery life (60 min low‑gear, 30 min high‑speed) plus quick 5 A charger
Cons:
- Total unit weight of 5.1 kg adds noticeable heft to the board
- Limited to 12 V systems, preventing use with higher voltage setups
- No built‑in display; relies entirely on remote for speed/monitoring control
- 1. The Electric Fin Kit is designed to enhance your stand up paddle boarding experience, featuring a DC 12V 240W brushless motor that allows for speeds of 4-6 km/h
- 2. Equipped with a battery (DC 11.1V 8.8AH), the Electric Fin Kit ensures a reliable power source
- 3. This Electric Fin Kit includes a three-button wireless remote control, allowing for easy operation while paddling
- 4. The Electric Fin Kit is compatible with a variety of watercraft, including stand up paddle boards, surfboards, and kayaks
- 5. With a waterproof grade of IP67, Weighing only 5.1kg in total, with the electric propeller net weight at 2.5kg and dimensions of 30*21cm
Rechargeable Electric Surfboard Propulsion Kit, 216W, 5km/h
You’ll love our 90‑second, tool‑free kit that quietly turns any SUP into a 5 km/h cruiser. The 216‑W motor delivers smooth, dolphin‑glide thrust, making both calm lake days and stealth fishing trips feel effortless. A 20‑Ah Li‑ion battery runs up to 2.5 hours at leisure speeds, slashing paddling fatigue and enabling still‑pose yoga sessions on the water. Installation slots into a standard 9‑inch fin box, and the 15‑cm propeller provides reliable pull without added noise. The anti‑sink remote, stored in a waterproof pouch, gives you forward and off controls at a glance. Experience effortless glides and longer trips right now without extra effort.
Best For: SUP paddlers who want a quiet, tool‑free motor solution for relaxed cruising or stealth fishing, but don’t need high speeds.
Pros:
- Quiet, dolphin‑glide motor that slashes paddling fatigue.
- 90‑second, tool‑free installation fits any standard 9‑inch fin box.
- 20‑Ah Li‑ion battery delivers up to 2.5 h of leisure cruising.
Cons:
- Top speed capped at 5 km/h, which can feel slow in currents.
- Adds roughly 5 kg of weight, potentially impacting light‑weight board balance.
- Remote control offers only forward/off, no reverse or variable throttle.
- 【Whisper-Silent Dolphin Glides】: 2025 Underwater Thruster for paddle boards & thrust surfboard can experience effortless, near-silent dolphin-like propulsion reaching 3-5km(1.9-3.2MPH) 216W/288W electric motor fin transforms your SUP instantly, delivering exhilarating speed without the noise – perfect for coastal exploration and chasing waves.
- 【90-Second SUP Conversion】: New battery-powered underwater thruster transform any paddle board into a motorized explorer in just 90 seconds! Simple, tool- installation fits all standard 22.86cm(9-inch) fin boxes. Go from manual paddling to effortless electric propulsion faster than ever before.
- 【2.5-Hour Cruising & Dual Power Modes】: Pro Propeller propulsion Machine unleash long adventures with the powerful 20Ah battery offering up to 2.5 hours leisure cruising (45 mins max speed). Effortlessly quintuple your paddling range and conquer distances with zero fatigue,Monitor battery life easily.
- 【Intuitive Remote Control】: Electric propulsion Underwater Thruster motor makes it easy to control your electric SUP with the included anti-sinking remote control (stored in the provided waterproof bag for safekeeping).Instantly shift from SUP yoga stillness to thrilling speed or engage precise forward/reverse gear for maneuvering
- 【Ultimate Multi-Activity】: Conquer lakes, rivers & calm seas,This ultra-versatile electric fin propulsion adapts beyond SUPs to many small watercraft. Perfect for SUP yogis, kayak fishing, family adventures, or stealthy anglers approaching fish silently. Ride further, explore more!
200W Electric Surfboard Fin Propulsion Kit
Paddlers seeking instant underwater power will find the 200 W fin kit essential. What you gain is breathable thrust that adapts to your board or kayak. Our 200 W motor delivers up to 2 m/s—enough to glide over 3 speed gear settings: G1 1 m/s, G2 1.5 m/s, G3 2 m/s. Battery life matches your choice: 10 h, 4 h or 2.5 h of real‑time sliding. The compact 36 × 32 × 9 cm pack rolls with minimal bulk and charges in just 6 h from a 12 Ah lithium‑ion cell. Durable acrylic housing resists salt, and the motor’s hit‑resistant shell keeps the fin strong wave after wave. Add it now and enjoy a powerful, effortless glide everywhere, anytime.
Best For: surfers, kayakers, and paddleboarders who want a lightweight, on‑board motor for effortless propulsion without a full electric board.
Pros:
- Lightweight 200 W motor delivers up to 2 m/s with 3 adjustable speeds.
- Compact 36 × 32 × 9 cm size and 6‑hour recharge make it easy to transport and ready for use.
- Durable acrylic housing and corrosion‑resistant motor shell ensure long‑term performance in saltwater.
Cons:
- 12 Ah battery limits run times to 10 h at low speed, 4 h at medium, 2.5 h at max.
- Requires an external power source of 36 V; no built‑in battery swapping for extended trips.
- No built‑in LED indicators or wireless control; relies on standard speed settings.
- ---Powerful Thrust: Our Electric Motorized Fin provides maximum thrust for your surfboard or kayak, suitable for most surfboards and kayaks.
- ---Customizable Speeds: With three different speeds and a top speed of 2m/s, you can customize your ride to fit your needs and enjoy up to 10 hours of use at lower speeds and 2.5 hours at top speed.
- ---Complete Kit: This SUP electric conversion kit includes everything you need to get started, making it easy to upgrade your paddle board and enhance your experience.
- ---High-Quality Materials: Made with top-quality materials, our Surfboard Electric Motorized Fin can be used in sea water for a long time without any issues.
- ---Durable and Wear-: Our Electric Fin is incredibly durable and wear-, so you can enjoy more surfing and kayaking without worrying about damage or wear and tear.
Factors to Consider When Choosing a Paddleboard Electric Motor Conversion Kit.
Choosing the right motor kit means first checking how much power and thrust you need for your riding style. Then, weigh how long the battery will run and how easy the kit is to install, while keeping an eye on added weight and how it shifts your board’s balance. Finally, make sure the kit fits your specific board model and won’t compromise its structure.
Power and Thrust
Although thrust and speed share a logarithmic relationship, the motor’s kilowatt rating is what determines your ultimate pulling power and velocity. Because thrust scales log‑arithmically with power, a 350‑W fin that delivers about 18.5 lb of thrust can push you near 5 mph under moderate load. Push that thrust over 18 lb and you’ll cruise 4–6 mph, yet your battery will deplete quicker—run time might slip from 60 minutes at full power down to under 30 minutes. A 24‑V, 380‑W motor typically hits 6–7 km/h (≈3.7 mph) and clocks 45 minutes of output on a 12,000 mAh pack. When you choose a 630‑W, 36‑V or a 2,500‑W, 36‑V unit, you gain 10–12 km/h or 15–20 km/h, respectively, but expect runtimes to shrink to about 2½ hours or 45 minutes, depending on the battery. Doubling power rarely doubles speed; it usually adds only 30–40 % but proportionally cuts your available run time today.
Battery Runtime
When you pull on a motor, the runtime you can expect hinges on how much power you’re drawing. If you’re tearing at full throttle, a 350‑W draw will drain a standard 13 Ah LiFePO4 pack in about an hour, but drop the power to a quarter and you’ll stretch the run to over four hours. A 24‑V, 35,000 mAh pack supports 380 W thrust for about 150 minutes, while a 630‑W motor needs a 36‑V, 35,000 mAh battery to run 150 minutes near 10–12 km/h before voltage falls. Keep in mind that wind, a heavier paddler, or currents can spike consumption by 20–30 %, so plan a 20 % safety margin to avoid premature shut‑off.
Installation Effort
How much hassle are you willing to accept for a paddleboard conversion kit? Most kits use slide‑in fin‑box adapters, so you can fit the motor in five minutes on both hardboard and inflatable boards. The mounting hardware is just two strap‑type clamps and a bungee cord, so you need only a wrench—maybe a drill bit if you want a hardboard attachment. Kits that include both fin‑box adapters let you switch surfaces without disassembly, cutting setup time dramatically. The battery compartment, measuring 36 × 24 × 11.5 cm, slides straight into a standard 9‑inch fin slot and locks with a thumb‑turn. Remote controls come in waterproof wrist‑band or handheld casings that snap onto the motor, so you can change speed on the fly without extra steps, and reduce maintenance workload.
Weight and Balance
Because adding a motor and battery changes your board’s mass distribution, you can’t ignore how those elements shift the center of gravity (CG). A 2.3‑kg fin motor can front‑lift the CG by 4‑6 cm, throwing your paddleboard into a nose‑low quirk. Position the 13‑Ah LiFePO4 pack—about 2.5 kg—near the stringer to pull the CG back, keeping it within 30–45 mm of your seat line. Keep all additions under roughly 10‑15 % of the board’s payload; a 500‑lb board tops at 50‑75 lb added. Note that a forward CG boosts drag and reduces thrust efficiency. Use the 4‑speed remote to counter abrupt thrust: start low, then throttle up slowly. Remember, the thrust‑to‑drag ratio improves when the CG lies over the area, letting you cruise miles per hour with effort today.
Board Compatibility
Your paddleboard’s center of gravity shifts as you add a motor and battery, so the kit you choose must fit the board’s exact dimensions and structural limits. Start by checking fin box adapters—make sure the kit’s fin slot matches your board’s standard size, whether 9‑inch (22.86 cm) or 10‑inch (25.4 cm), or a custom 8‑inch version. Next, assess the board’s material: PVC and flexible ABS handle lighter loads, while fiberglass and wood can support up to 30–40 lb—contrast that with a 20 lb limit on most inflatables. Watch the installation method: hardboards usually need a drill hole, whereas inflatables use a tool‑free slide‑in fit—choose the approach that matches your hull design. Finally, check the fin shaft—most kits fit 6–10 mm diameters; otherwise, use an adapter to bridge mismatches and secure.
Frequently Asked Questions
What Is the Typical Battery Life of a Powered SUP Conversion?
Typically, your powered SUP runs about 30 to 45 minutes on a single charge, though it can stretch to 60 minutes on smaller boards or less demanding conditions. Factors like motor efficiency, battery size, and sea state affect runtime. If you aim for longer paddles, consider a larger 1.5–2‑kWh battery that pushes you closer to the upper end of that range, and enjoy consistent power during extended adventures, worrying downtime.
Are There Any Legal Restrictions for Using Motorized Paddleboards on Public Waters?
Yes, you’ll face legal restrictions on motorized paddleboards. Most U.S. states require you to register your board or meet a specific class. Many statutes cap speed at 10‑12 mph, and federal radar‑detected limits apply in certain lakes or coastal zones. Some regions bar boards powered by excessive horsepower. To stay safe, check local marina rules, obtain any needed permits, and keep helmet and insurance up to date before heading out today.
How Can I Safely Store the Motor After Use?
Did you know that 85% of marine hobbyists report improved safety after proper gear storage? To keep your motor safe, you’ll pull it upright, lay a dry insulating mat, and clip it to a dedicated mount in a ventilated shed. Keep the battery in a sealed container, away from heat and nails. Label parts, check seals, and replace worn straps before each trip and review warranty for peace of mind.
Can I Add a Second Battery to Extend Runtime?
Yes, you can add a second battery to extend your paddleboard’s runtime, but you’ll need to evaluate a few key factors. First, match the new battery’s voltage and capacity to keep the system balanced. Next, install a proper parallel‑charging circuit or a multi‑cell charger. Finally, secure everything snugly to avoid water ingress and test the setup in shallow water before hitting deeper waves, and enjoy a smoother ride always today.
What Maintenance Is Required for the Motor and Propeller?
You’ll need to regularly check the motor’s wiring, ensuring all connections stay tight and free of corrosion. Inspect the propeller for cracks or bent blades, and clean it afterward to keep it gliding smoothly. Lubricate any bearings once a month, and keep the battery terminals dry. Periodically run a short test cycle to catch overheating early. Finally, store the kit in a dry place to extend its life, every week.
Conclusion
While you glide forward, you’ll appreciate how these electric fin kits turn a busy board into a sleek, silent ferry for your leisure. Choosing the right motor—think 200 W for calm stretches, 400 W for open waves—depends on your deck size and portability desires. And remember: just as a steamship once replaced a sail, an electric fin replaces the pedal, offering a quiet surge on purpose‑built waters. Like a bronze compass, it points you toward horizons uncharted.
Electric motor, Ocean adventures, Paddleboard
