Source 1 S1-THEC11NS Thermostat and HP972 series pneumatic humidistats

and HP972 series pneumatic humidistats

industrial-grade materials to prevent premature failure

or corrosion are present

Replacement intervals depend on ambient air quality

Whether you are performing a propane conversion or replacing a fouled burner orifice

Source 1 S1-THEC11NS Thermostat and HP972 series pneumatic humidistatsThe York S1 THEC11NS is a commercial grade, non programmable digital thermostat designed for 1 heat 1 cool configurations in residential and light commercial applications. This low voltage control is engineered for compatibility with conventional single stage gas or electric furnaces, air conditioners, and millivolt heating systems. As a veteran preferred HVAC replacement part, it offers a reliable digital upgrade for older mechanical mercury bulb