Marine Boat Battery Power Disconnect Switch, Heavy Duty Battery Isolator Switch by Seaflo Extra Heavy Duty - Rated at 1250 Amps momentary, 275 Amps continuous @ 12V DC 2-Position: ON and OFF positions Can be used with 8V up to 50V DC systems to isolate and secure the electrical system Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat is not in use Compact size, sleek modern appearance, sturdy and durable