Elettrovalvola isolatore batteria 500 Amp resistente 12V resistente alle intemperie e relè di potenza
Weatherproof Battery Isolator Solenoid & Power Relay. Isolator Type Relay (Solenoid). Durable Weatherproof Construction. Heavy Duty 12 Volt. Great For Isolating Second Battery In Boats Making It Dedicated Only To The Stereo System.