Johnson Controls P74EA-3 SPDT DIF Pressure Control

this modulating space sensor provides high-accuracy resistance signals to the Selectra amplifier

Common Technical Questions How do I set the discharge temperature for this liquid injection valve

Will this power multiple 24V accessories

featuring the exact mounting profile and electrical lead configuration required for a drop-in installation without field modifications

Kunkle Valve 0537-E01-HM0060 Valve 323269-701 Johnson Controls P74EA-3 SPDT DIFFor high pressure commercial hydronic systems, the Kunkle Valve 0537 E01 HM0060 provides critical overpressure protection as an ASME Section IV safety relief valve. Engineered specifically for hot water boilers, heat exchangers, and generators, this 1" x 1 1 4" NPT valve is National Board certified (HV stamp) to manage both thermal expansion and emergency over firing conditions. The bronze B584 alloy 84400 body and integral seat combined with a top