P70LB-1C Single Pole Dual Pressure All Range ControlThis P70 Series of dual pressure controls employs a SPST switch, that is opened when either high pressure or low pressure beyond the control settings is sensed at the control??s two bellows sensing elements. The load carrying contacts provide direct control of AC motors within the control's rating. These controls provide close high-open low (low pressure) or open high-close low (high pressure) contact action. Product Specifications BRANDJohnson Controls CAPILLARY LENGTH FEET3 HIGH PRESSURE DIFFERENTIAL PSIG (KPA)65 psi 400 psig HIGH PRESSURE PSIG (KPA)100 to 500 (690 to 3447) LOW PRESSURE DIFFERENTIAL PSIG (KPA)Min. 7 (48) Max 50 (345) LOW PRESSURE PSIG (KPA)20 in. to 100 (-68 to 690) MAXIMUM OVERPRESSURE PSIG (KPA)325 Low, 525 High (2241 Low, 3620 High) SWITCH ACTIONSPST PRESSURE CONNECTOR1/4 in. Flare Nut LIMITED WARRANTY YEARS1