the ZoneFirst SPRD-20X10 supports vertical installation

5 psi fixed switch differential for precise cycling

ensuring that the system triggers only under genuine smoke conditions

providing a seamless drop-in installation that cuts down on-site labor and eliminates "universal" bracket headaches

Simplified Identification: Industry-standard green color coding allows for rapid field identification and reduced diagnostic time

Parker 900409P Regulator Els PW 29614 the ZoneFirst SPRD-20X10 supports verticalThe Parker 900409P Regulator, specifically the Sporlan CRO 6 0 60, is a high performance crankcase pressure regulating valve designed to protect compressor motors from the excessive torque caused by high suction pressures. As a direct acting, adjustable suction line regulator, it effectively throttles vapor flow from the evaporator when pressure exceeds the setpoint, which typically occurs after a hot gas defrost cycle or prolonged shutdown. This 1 2"