Lochinvar & A.O. Smith 100110820 Pressure Switch Els PW 29614 provided an outdoor sensor is

provided an outdoor sensor is connected via RedLINK or hardwired to the S1/S2 terminals

reducing energy costs and optimizing tool performance

Can this replace a PDA-510 actuator

Durable Construction: Built to withstand the rigors of industrial mechanical rooms

It retains the same 1-inch diameter and mounted ball bearing specifications required for Lennox blower assemblies

Lochinvar & A.O. Smith 100110820 Pressure Switch Els PW 29614 provided an outdoor sensor isThe Lochinvar & A. O. Smith 100110820 Pressure Switch is a critical safety component designed for high efficiency gas fired boiler and water heater systems. This 1. 42" air pressure switch (1. 42 in. WC) functions as a differential pressure switch, ensuring the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. As a veteran technician knows, a failing HVAC pressure switch often results in a "no heat"