Control box ABS brakes

12V Trailer ABS Systems - ABS In-cab auxiliary control box to enable a tractor without ABS to tow a towed vehicle with ABS. Fused power supply to towed vehicle operating a 12V ABS brake system. Includes in-cab ABS warning light for towed vehicle. Powered via 3 pin auxiliary socket in tractor cab. Power input 3 pin auxiliary plug DIN9680 Power output 7 pin ABS socket ISO7638