MP2881B 20 AMP 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.

Also ideal for charging batteries in Tipper trailers, winch batteries etc

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 Fitting Instructions included