Overview
The Johnson Controls T22BBC-1C is a professional-grade mechanical line voltage wall thermostat designed for heating-only applications in commercial, industrial, and residential environments. Part of the Penn T22 Series, this medium-duty thermostat features a liquid-charged sensing element for fast response to ambient temperature changes and an integrated Auto-Off-Fan selector switch.
Features
- Mechanical knob adjustment for easy temperature setting
- Single pole, single throw (SPST) contact action
- Integrated Auto-Off-Fan selector switch
- Liquid-charged sensing element for rapid response
- Rugged steel cover with a baked enamel finish
Specifications
- Voltage: 120, 208, or 240 VAC
- Temperature Range: 40 to 90 degrees Fahrenheit (5 to 30 degrees Celsius)
- Differential: Fixed 3 degrees Fahrenheit (1.7 degrees Celsius)
- Contact Type: Medium-duty SPST
- Mounting: Vertical
Applications
- Unit heaters and fan coils
- Blast coils and duct furnaces
- Commercial and residential electric heating systems
- Greenhouses, refrigeration storage rooms, and cold storage areas



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