F for critical 30-minute emergency cycles

an external fuse or breaker must be installed on the 24Vac secondary side

Optimized Motor Control: Manages the transition between start and run cycles to protect sensitive motor windings

This precise static pressure measurement ensures the inducer blower is generating sufficient draft for safe combustion

Sporlan 903038P Pressure Control 30067439-890 F for critical 30-minute emergencyProfessional grade Sporlan 903038P Pressure Control (Model LAC 4 180) is a high performance low ambient head pressure control valve designed specifically for refrigeration and air conditioning systems operating in fluctuating outdoor temperatures. As a three way modulating valve, this Parker Sporlan LAC 4 series component maintains a consistent 180 PSI discharge pressure by restricting refrigerant flow from the condenser and simultaneously bypassing