The HOBBYWING SeaKing V4 series includes seven sensorless brushless RC boat model ESCs, with models including SeaKing 300A HV/200A HV/160A/120A/90A/60A/30A V4 ESC. These are designed for different sizes of model boats and perfectly match the SeaKing V2 series boat model motors for smoother control.

RC Brushless Boat ESC Function Comparison

First, let's look at the differences in features. These can be distinguished by features such as built-in Bluetooth module, data logging function, anti-spark design, single/dual water cooling design, capacitor overheat protection, Freewheeling function, AUX external control channel, programmable parameters, and protection rating.

RC Marine ESC Specifications& Parameters Comparison

Secondly, regarding specifications and parameters, you can use the following table to find the appropriate marine Electronic Speed Controller for your RC boat model