Honeywell 14004406-910 Thermostat Cover or an oversized burner orifice

or an oversized burner orifice

providing technicians with precise control for draining expansion tanks or isolating liquid level gauges

Applying 120V will cause immediate failure and potential damage to the control board

providing the installation flexibility needed in tight mechanical closets or duct runs

Is this switch manually or automatically reset

Honeywell 14004406-910 Thermostat Cover or an oversized burner orificeThe Honeywell 14004406 910 serves as a direct replacement component for various commercial pneumatic thermostats, providing a ruggedized interface for sensitive environmental controls. Engineered for versatility, this cover supports both vertical and horizontal mounting orientations, making it a critical stock item for retrofitting older pneumatic systems. The unit features built in temperature scale inserts calibrated for a 60 90 degree Fahrenheit