Steam Pressure Limit Control, 120/208/240/277 Vac Electrical Rating, SPDT, 4 Wire Two Circuit, 0 Psi to 150 Psig, 12 Psi to 50 Psi Differential, 325 Psi Maximum Allowable Pressure, Automatic Reset, Nema 1 Enclosure

Pressure Control for Steam, Air or Hot Water, 0-1 Bar Range, 0.16-0.55 Bar Differential, 3.5 Bar Maximum Bellows Pressure, 3/8" Male Connection, Weather Proof Aluminum Die Cast Case and Cover

Pressure Control for Steam, Air or Hot Water, 0.2-4 Bar Range, 0.25-0.80 Bar Differential, 8 Bar Maximum Bellows Pressure, 3/8" Male Connection, Weather Proof Aluminum Die Cast Case and Cover