50A Brushless ESC for RC Boat with Water Cooling, BEC Output 3A 

Specifications：  

Voltage Range:  4.8V～29.75V

Cells of Battery:  4～12S NI-MH; 2-7S Lipo

Protection Voltage:  3.0V/cell for Lipo

Cont. Current:  50A

Burst Current:  200A

PWM FREQUENCY:  8K/16K/32K

Dimension:  53*40*16mm

Weight:  58g (with wire and water cooling module)

BEC Output:  3A

Support most brushless sensorless motors, 30000RPM for 14 poles motor.

Waterproof design