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and OKN series
Durable Construction: Heavy-duty ASTM B584 bronze body and alloy steel plated spring provide long-term structural integrity
Friction Reduction: Supplied grease capsule ensures proper seating of the elastomer and prevents "rolling" or pinching during installation
The unit is rated for ambient temperatures up to 150°F (66°C)
Its direct acting output ensures that an increase in sensed temperature results in a corresponding increase in branch pressure
Rheem-Ruud SP20732 Pressure Switch 323613-751 and OKN seriesThe Rheem Ruud SP20732 Pressure Switch is a critical OEM replacement part designed for precision monitoring in HVAC induction systems and water heater gas valves. Engineered with a single pole single throw (SPST) electrical configuration, this component ensures the draft inducer motor generates sufficient negative pressure before allowing the ignition sequence to proceed. It functions as a primary safety interlock, preventing gas release if venting
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