In Stock! 【IP68】Maytech 300A ESC 100% Waterproof Electric Speed Controller with Progcard for Eletric Surfboard Efoil Boat

Maytech 300A ESC 100% Waterproof Electric Speed Controller for Eletric Surfboard Efoil Boat with Progcard Default firmware is without throttle calibraiton, which is compatible with Maytech remote (1-2ms throttle signal range) If you need to use the ESC with other remote or foward&reverse direction, please contact us for firmware reflesh details. ---------------------------------------------------------------------------------------------- Frequently Asked Question:   Do I have to use a water pump if the ESC is air-cooled? This ESC is fully waterproof IP68 rating. If use the ESC directly in water for cooling, then it doesn’t need water pump; If use it in air, then it need water pump for cooling. Here is waterpump link: 12V 30W water pump and DC-DC module for electric surfboard efoil electric boat ESCs/Motors --------------------------------------------------------------------------------------------- If you need to adjust parameters please choose the option with Progcard.  Model