Blue Sea 7701100 ML Solenoid 12V 500A w/Deutsch Connector [7701100]7701100 ML Solenoid 12V 500A with Deutsch Connector 500 Amp magnetic latching (bi stable) solenoid provides switching under load where manual control is not required. Features: 500 Ampere continuous rating for engine, inverter, house loads, and emergency battery combine Magnetic latching draws no current in "ON" or "OFF" state, only draws current when changing state of switch Silver alloy contacts provides high reliability for switching live loads 3