Product Description
Enhance the control and responsiveness of your HVAC systems with the Johnson Controls T-3111-2, a robust integral thermostat and piston top valve actuator. Its design ensures accurate temperature management through reverse acting functionality and an external set point adjustment.
- Adaptable for steam or water valve control
- Includes protective Snap-On cover for durability
- Factory set for precise temperature adjustments
Product Highlights
This thermostat unit is suitable for terminal air conditioning systems, offering a nominal adjustment of +/- 7.5 degrees Fahrenheit from a set point of 75 degrees Fahrenheit.






