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Lochinvar PRS30012 is a mechanical low-air pressure switch that detects and controls low air pressure conditions in Lochinvar equipment. The device provides a single-pole double-throw (SPDT) contact and is set to a differential of 1.05 inches water column (WC). It is used as a replacement component for specified Lochinvar boiler and water heater model families and has a direct replacement part number 100166232.
Mechanical low-air pressure switch; SPDT contact; 1.05" WC setpoint; replacement 100166232
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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