Pressuretrol Limit Controller, 20-300 PSI Operating Pressure Range, Manual Reset, SPST Switch Breaks on Pressure Rise, Stainless Steel Diaphragm, For use with Steam, Air, Noncombustible Gases and Non Corrosive Fluids, 1/4" Internal Thread or Surface Mount through back of Case, 120Vac/240Vac

Pressuretrol Limit Controller, 10-150 PSI Operating Pressure Range, Manual Reset, SPST Switch Breaks on Pressure Rise, Stainless Steel Diaphragm, For use with Oil Applications, 1/4" internal Thread or Surface Mount through back of Case, 120Vac/240Vac