Hobbywing SeaKing 300A HV V4 5-14S Waterproof Brushless Boat ESC

Overview

The Hobbywing SeaKing 300A HV V4 is a high-voltage speed controller for large, powerful RC boats up to approx. 180 cm. With 300A continuous current on 5-14S LiPo, it delivers tremendous power and explosive acceleration, with a linear, precise throttle response, even under heavy load.

Thanks to its built-in Bluetooth, you can connect it directly to the HW Link app to adjust parameters, view data, and update the firmware without additional modules. The anti-spark circuit, IP67 protection, and powerful BEC make it ready for the toughest jobs.

Features

• High voltage: up to 14S LiPo, with 300A continuous current
• IP67: completely waterproof and dustproof, ready to use right away
• Built-in Bluetooth: adjust settings, read data, and update firmware via the HW Link app
• Data logging: records the last 10 minutes, viewable as a graph in the app
• Powerful BEC: 6V / 7.4V / 8.4V, up to 28A, also for powerful HV servos
• Anti-spark circuit: protects your battery connectors and fingers at high voltages
• Large capacitor bank: built-in 4080uF; external capacitors are unnecessary in 99% of applications