Seafloor HyDrone 120A Electronic Speed Controller Replace the electronic speed controller in a Seafloor HyDrone pontoon with this 120A ESC , designed to regulate the operation of the vessel's propulsion system. The controller receives input from the HyDrone control system and manages motor speed, forward and reverse operation, and stopping for precise vessel maneuvering during hydrographic survey operations. Key Features 120A electronic speed controller designed for the Seafloor HyDrone propulsion system. Controls motor speed, forward, reverse and stop functions based on input from the HyDrone control system. Either-side compatibility allows the same replacement controller to be used in the left or right pontoon. Genuine Seafloor Systems replacement component for compatible HyDrone survey vessels. Compatible With Seafloor HyDrone Survey Vessels using the compatible pontoon ESC configuration