30amp automatic dual charging relay, self switching
Charging 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 draining when the engine is turned off
Combination caravan relay with automatic voltage monitoring and switches the power supply from car to caravan
Self switching voltage sensor relay
Provides power for refridgerator and charges auxillary battery
Automatic monitoring of voltage and current availability from car's alternator/battery
No separate signal wire necessary
Able to switch 30 amp continuously when available from car's alternator/ battery
Adjustable factor set voltage trip with narrow band hysteresis
Over temperature protection
Line voltage drop (around 0.1v) at rated output
Made in the UK
Instructions included for both 7 and 13 pin systems