Model PS-1
Pressure Switch

The Model PS-1 pressure switch is specifically designed for Wolo’s high-pressure on-board air systems, Models 800 an 840, and is compatible for a wide variety of other manufactures on-board air systems. The PS-1 switch is factory preset to turn on the compressor when tank pressure is below 80 psi. and turn off the compressor when the tank pressure reaches 110 psi., with a tolerance of ± 10% (pressure turn on/off pressure range is not adjustable). Rated to operate reliably up to 25 amps, and is built to be compact in size, connects with standard ¼” push-on terminals.