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    4000KV Brushless RC Boat Motor

    Waterproof brushless RC boat motor comes with 4000KV rotation speed, Max. speed up to 60000KV. Small brushless motor for RC boat has Max. current 120A and Max. voltage 15V. High torque brushless motor has a highly balanced rotor, high smoothness, accuracy, and high speed.
    SKU: ATO-RB-4000
    30-day Returns
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    Delivery date: 6-12 days

    Cheap price brushless waterproof motor with a speed of 4000KV, maximum current 120A, length*diameter 68mm*29mm, brushless motor has significantly higher efficiency and performance and is ideal for RC boats.


    • Model: ATO-RB-2968
    • Rotational Speed: 4000KV
    • Maximum Current: 120A
    • Maximum Voltage: 15V
    • Maximum Power: 1800W
    • Length: 68mm
    • Diameter: 29mm
    • Winding Method: DELTA
    • Number of Turns: 2.5T
    • No-load Current: 2.9A
    • Max Seed: 60000KV
    • Shaft: 4mm
    • Number of Rotor Stages: 4
    • Weight: 185g


    • 4-stage 12-slot high-torque motor design
    • CNC machined billet, 6061-T6 aluminum heat sink
    • High-purity copper coil for maximum performance
    • High-speed ABEC5 oversized bearings
    • Highly balanced rotor, high smoothness, accuracy and high speed
    • Ultra-thin (0.2mm) stator blades
    • Removable/replaceable rotor
    • Precision design for maximum energy conversion

    Dimension (Unit: mm)

    4000KV brushless rc boat motor dimension


    4000KV brushless rc boat motor details4000KV brushless rc boat motor details

    Tips: How to choose the size of an RC boat motor?

    • 28-29mm can size- will power most hulls up to 600mm.
    • 36mm can size- up to around 800mm.
    • 40mm can size- up to 1200mm as long as it's a light brushless dedicated or abs hull.
    • Anything over that will require a56– 58mm motor.
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