Secure Installation: Features a rugged barb connection to prevent vacuum hose slippage during high-vibration inducer cycles

main body gasket

What wire gauge should be used if I need to extend the leads

Can I use this on a DC circuit

For steam requirements

Lennox 71K11 Pressure Switch Els PW 17895 Secure Installation: Features a ruggedThe Lennox 71K11 Pressure Switch is a critical safety component designed for precise vent pressure monitoring in GHR26 series gas furnaces and compatible commercial HVAC units. This single pole, single throw (SPST) switch is factory set to actuate at 0. 75" WC (water column) and features an automatic reset function with a reset threshold of approximately 0. 90" WC. Engineered for durability in high demand environments, the 71K11 ensures the inducer