4695 High-Efficiency Underwater Motor – 800W | 8.1kg Thrust | 85% Efficiency for ROV, USV & Electric Surfboard
$ 240
High-efficiency brushless motor delivering 85% peak efficiency and 8.1kg thrust. IP68 waterproof. Designed for underwater thrusters, unmanned boats, electric surfboards, and electric swimming rings.
KEY FEATURES
• 85% peak efficiency – Industry-leading efficiency for extended runtime
• IP68 fully waterproof – Suitable for underwater and marine operation
• 800W peak power – Efficient propulsion for small to medium watercraft
• 6.78 N·m stall torque – Strong thrust for quick response
• 8.1kg maximum thrust – Ideal for electric surfboards and swimming rings
• 25-35V voltage range – Compatible with 8S to 10S Li-ion batteries
• Ultra-low no-load current 1.56A – Minimal standby power draw
• Lightweight 705g design – Easy integration into portable watercraft
• High torque density – 9.6 N·m per kg
• CW/CCW bidirectional – Forward and reverse thrust capability
• Locked rotor protection – Prevents damage during stall
• 3000+ hour lifetime – Reliable for continuous operation
Quantity
-
+
Inventory
10000
隐藏域元素占位
- Product Description
-
规格参数 SPECIFICATION
型 号
Mode重 量
Weight电压
Voltage无负荷
No load最大效率点
At Maximum Efficiency堵转
At stall电压范围
Voltage Range额定值
Nominal转速
电流
转速
电流
转矩
输出功率
效率
转矩
电流
Speed
Current
Speed
Current
Torque
Output
Efficiency
Torque
Current
G
V
V
r/min
A
r/min
A
mN.m
W
%
mN.m
A
4695
705
25-35
30
5386
1.56
4834
1373
691
350
84.99
6781
120
OUTLINEDRAWING
🌊 High-Efficiency Underwater Series4695 High-Efficiency Underwater Motor
800W | 8.1kg Thrust | 85% EfficiencyHigh-efficiency brushless motor delivering 85% peak efficiency and 8.1kg thrust. IP68 waterproof. Designed for underwater thrusters, unmanned boats, electric surfboards, and electric swimming rings.
800WMax Power8.1kgMax Thrust25-35VVoltage Range705gMotor WeightTechnical SpecificationsModel4695Motor TypeBrushless DCVoltage Range25 – 35V DCRated Voltage30VNo-Load Speed5,386 RPMNo-Load Current1.56 ARated Speed4,834 RPMRated Current13.73 ARated Torque0.69 N·mRated Power350 WMax Efficiency85%Stall Torque6.78 N·mStall Current120 AMotor Weight705 gWaterproof RatingIP68Performance Highlights6.78 N·mStall Torque (6,781 mN·m)800 WPeak Power85%Maximum Efficiency8.1 kgMaximum ThrustKey CharacteristicsIP68 WaterproofFully submersible design85% EfficiencyIndustry-leading efficiency6.78 N·m TorqueStrong thrust for its size800W Peak PowerEfficient underwater propulsion25-35V Voltage8S-10S Li-ion compatibleCW/CCWBidirectional rotationLocked Rotor ProtectionStall protection built-inLong Life3000+ hours ratedPerformance Test DataTest condition: 30V input, ambient temp 25°C, with marine propellerParameter No Load Max Efficiency Rated Stall Speed (RPM) 5,386 5,000 4,834 0 Current (A) 1.56 8 13.73 120 Torque (N·m) 0 0.45 0.69 6.78 Power (W) 0 236 350 0 Efficiency (%) 0 85 82 0 * At peak power (800W), the motor delivers 8.1kg thrust. 85% efficiency at optimal operating point.
Key Features- 85% peak efficiency – Industry-leading efficiency for extended runtime
- IP68 fully waterproof – Suitable for underwater and marine operation
- 800W peak power – Efficient propulsion for small to medium watercraft
- 6.78 N·m stall torque – Strong thrust for quick response
- 8.1kg maximum thrust – Ideal for electric surfboards and swimming rings
- 25-35V voltage range – Compatible with 8S to 10S Li-ion batteries
- Ultra-low no-load current 1.56A – Minimal standby power draw
- Lightweight 705g design – Easy integration into portable watercraft
- High torque density – 9.6 N·m per kg
- CW/CCW bidirectional – Forward and reverse thrust capability
- Locked rotor protection – Prevents damage during stall
- 3000+ hour lifetime – Reliable for continuous operation
Applications🤿 Underwater Thruster 🚤 Unmanned Boat / USV 🏄 Electric Surfboard 🏊 Electric Swimming Ring 🔍 ROV / AUV Propulsion 🎣 Fishing Boat Trolling Motor 🛥️ Small Electric Boat 🚣 Kayak / SUP PropulsionModel Comparison: 4695 vs 5085Choose the right motor for your application}}}}}}}}Parameter 4695 5085 85% 75%
+10%更高效705g 795g
更轻90g25-35V 18-25.5V
电压更高6.78 N·m 7.27 N·m
略低800W 2kW
功率更低8.1kg 15kg
推力更低8S-10S 6S
电池不同效率优先应用 高推力应用 OEM Customization- KV customization – 150KV to 400KV available
- Voltage optimization – 24V / 30V / 36V
- Shaft length and diameter modification
- Waterproof connector type (SubConn, custom)
- Propeller mounting thread and adapter
- Hall sensor integration for FOC control
- IP rating upgrade (IP68 depth rating)
- Custom winding for specific efficiency/power profiles
Frequently Asked QuestionsWhat is the maximum efficiency of this motor?The 4695 delivers 85% peak efficiency – one of the highest in its class, significantly outperforming comparable motors.What is the maximum thrust of this motor?8.1kg maximum thrust with proper propeller selection, ideal for electric surfboards and swimming rings.What voltage battery is recommended?30V (8S-10S Li-ion) is recommended for optimal efficiency and performance.How does 4695 compare to 5085?4695 has higher efficiency (85% vs 75%), lighter weight (705g vs 795g), higher voltage (25-35V), ideal for efficiency-priority applications like electric swimming rings.What controller is recommended?We recommend a 30V 50A FOC controller with waterproof enclosure for marine applications.What is the expected motor lifetime?With proper cooling and maintenance, the motor provides 3000+ hours of reliable operation.
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