Universal Compatibility: Direct fit for all VBB/VBS valve bodies

it provides high drying capacity while maintaining a low pressure drop

The SPDT contact configuration allows the technician to break the main ignition circuit while simultaneously closing a secondary circuit to trigger a remote status light or building automation system (BAS) notification

Does this relay require manual calibration of the time delay

Mounting in other positions may cause a small zero shift that must be corrected using the zero trimmer

Johnson Controls T22BBC-1 Thermostat Refrigerant Universal Compatibility: Direct fit forThe Johnson Controls T22BBC 1 is a professional grade line voltage wall thermostat designed specifically for heating only applications in demanding environments. This mechanical SPST thermostat provides reliable control for 120V, 208V, or 240V systems without the need for heat anticipators. Engineered for performance in unit heaters, fan coils, and electric duct furnaces, the T22BBC 1 features a rugged steel cover with a "Tawny Silver" baked enamel