Ranco O10-2054 Control 30067439-890 reversing this order sets it

reversing this order sets it for heating

or "hunting" pressure switches that prevent the burner from sustaining a flame

Durable Construction: High-impact plastic housing protects sensitive bimetal elements from physical damage and tampering

The 'HH' designation indicates the inclusion of activated charcoal

Ensures accurate seating and pressure differential in 1/2" dual check valves

Ranco O10-2054 Control 30067439-890 reversing this order sets itThe Ranco O10 2054 High Pressure Control is a rugged, single function pressure switch designed for fan cycling control and head pressure management in commercial refrigeration and air conditioning systems. This veteran preferred SPST open on low (close on high) controller features a broad adjustable pressure range of 100 to 400 PSI, making it compatible with high pressure refrigerants like R 22, R 134A, and R 502. Engineered with a heavy duty plated