The 6500KV brushless DC motor is designed for high-speed RC boat performance, combining exceptional torque, rapid throttle response, and compact dimensions (58mm x 29mm) for easy installation. It features a precision-balanced rotor for smooth, stable operation and a CNC-machined housing that enhances durability and heat dissipation. With a maximum current rating of 155A, this motor is ideal for power-intensive marine applications requiring high performance and long runtime.
Specification
Model |
BLDC-RB-2958 |
Rotational Speed |
6500KV |
Maximum Current |
155A |
Maximum Voltage |
9V |
Maximum Power |
1400W |
Length |
58 mm |
Diameter |
29 mm |
Winding Type |
DELTA |
Number of Turns |
2T |
No-load Current |
4.2A |
Max. Speed |
60000KV |
Shaft |
3.175 mm |
Number of Rotor Stages |
4 |
Weight |
165 g |
Features
- 6500KV motor with 4-pole 12-slot design.
- CNC-machined 6061-T6 aluminum heat sink.
- High-purity copper winding.
- Oversized ABEC5 high-speed bearings.
- Precisely balanced rotor, high-speed stability and reduces vibration.
- Ultra-thin 0.2mm stator laminations.
- Removable and replaceable rotor design.
- Precision engineering for high energy conversion.
Dimension (Unit: mm)

Applications
Q: What is the advantage of using a brushless motor in RC boats compared to a brushed motor?
A: Brushless motors offer several key advantages over brushed motors in RC boats. They are more efficient, meaning they convert more electrical energy into power with less heat loss. This results in longer run times and better overall performance. Additionally, brushless motors have fewer moving parts and no brushes that wear out, which significantly reduces maintenance and extends the motor’s lifespan. They also deliver higher torque and RPM, providing faster acceleration and greater speed—ideal for high-performance or racing RC boats.