this is a manual changeover thermostat

Key Benefits Precise Superheat Regulation: The Z-charge is optimized for low-temperature suction pressures

The Wayne 21854 features a 1/2 inch bore (shaft size)

While the 009M2 and 009M3 share some body characteristics

Durable Belt Design: The 30-inch lead length and flexible wrap-around crankcase heater belt allow for secure

Heil Quaker ICP 1192716 Pressure Switch Els PW 17895 this is a manual changeoverThe Heil Quaker ICP 1192716 Pressure Switch is a high altitude safety component designed for precision atmospheric monitoring in residential and commercial furnaces. As an OEM replacement for 1014826, this switch is critical for proving proper inducer motor draft before the ignition sequence begins. When operating at elevations above 2,000 feet, standard pressure switches may fail to close due to lower air density; the 1192716 HI ALT pressure switch