Description
The Johnson Controls T-4752-202 is a pneumatic heating-cooling thermostat engineered for reliable, precise climate control in commercial and industrial HVAC applications. Designed for vertical mounting, this thermostat delivers dual-mode pneumatic operation to support both heating and cooling sequences within a single unit.
Key Features
- Pneumatic heating-cooling thermostat for commercial HVAC systems
- 15 Psig direct acting operation for heating control sequences
- 20 Psig reverse acting operation for cooling control sequences
- Vertical mounting orientation for standard wall installation
- Durable construction suited for demanding commercial environments
- Cover and mounting bracket must be ordered separately
Application
The T-4752-202 is ideal for use in commercial buildings, schools, hospitals, and other facilities utilizing pneumatic HVAC control systems. Its dual direct/reverse acting capability allows it to serve both heating and cooling zones, simplifying system design and reducing the need for multiple thermostat models across a building.
Installation Notes
- Mounts vertically on standard wall surfaces
- Thermostat cover sold separately — order appropriate Johnson Controls cover accessory
- Mounting bracket sold separately — order appropriate Johnson Controls bracket accessory
- Designed for integration with pneumatic control systems
Specifications
- Model: T-4752-202
- Brand: Johnson Controls
- Type: Pneumatic Heating-Cooling Thermostat
- Direct Acting Pressure: 15 Psig
- Reverse Acting Pressure: 20 Psig
- Mounting: Vertical
- Cover: Not included (order separately)
- Mounting Bracket: Not included (order separately)







Reviews
There are no reviews yet.