this Single-Pole Single-Throw (SPST) switch ensures the inducer motor establishes a proper vacuum before the ignition sequence begins

provided you select the appropriate speed tap during wiring to meet the required CFM

in many Lennox HVAC systems

the diaphragm-operated design is often utilized in water and fluid control systems

which means it will close the circuit and initiate cooling as the temperature increases to the setpoint

Lochinvar & A.O. Smith 100108803 Heating Element 321894-709 this Single-Pole Single-Throw (SPST) switchThe Lochinvar & A. O. Smith 100108803 Heating Element is a heavy duty, screw in water heater element designed for high demand commercial and residential applications. Operating at 240V and 4500W, this Incoloy heating element provides superior resistance to lime scale buildup and dry firing compared to standard copper alternatives. With an immersion length of 12 3 16 inches, it ensures efficient thermal transfer within the tank. This component serves