Constructed from high-quality Nitrile Butadiene Rubber

Can I use this for liquid immersion

Can I use a 40A contactor to replace a 30A contactor

If the vacuum is present but the SPST contacts do not close

Lochinvar & A.O. Smith 100277936 Pressure Switch Els PW 17895 Constructed from high-quality Nitrile ButadieneThe Lochinvar & A. O. Smith 100277936 Pressure Switch is a critical safety component designed for precise differential pressure sensing in high efficiency condensing boilers and water heaters. Engineered with a specific set point of 0. 75" W. C. (PF), this 0. 75 pressure switch ensures the combustion air blower is generating sufficient draft before allowing the ignition sequence to proceed. As a direct Lochinvar PRS1011 replacement, it maintains the