MP2881B 20A Self Switching Dual Charge Relay

• Combination relays are suitable for 12S electrics and will charge a caravan leisure battery and/or power the fridge, while the vehicle is running. It also protects the vehicle battery from drain when the engine is turned off.
• Combination caravan relay with automatic voltage monitoring and switches the power supply from car to caravan
• Provides power for refrigerator and charges auxiliary battery
• No separate signal wire necessary
• Able to switch 20amp continuously when available from car’s alternator/battery
• Adjustable factory set voltage trip with narrow band hysteresis
• Over temperature protection
• Line voltage drop compensation
• Low voltage drop (around 0.1v) at rated output
• Made in the UK