Side-Power's new range of proportional speed control DC thrusters allow you to select the power you need for precise boat movements in any weather & sea conditions. The unique hold feature allows you to keep the boat in position at dock or in locks. This IP version is for use in gasoline engine boats or in applications where the splash proof/humidity proof motor enclosure is preferred. Side-Power 100kg Ignition Sealed gearleg Power: 6.3kW at 21 Volts Internal Tunnel Diameter: 185mm Propulsion System: Twin, 5-Blade Boat Size: 40 to 56' Battery Capacity: 760 CCA SAE