Johnson Controls T-4000-2145 Plastic Cover protecting the motor windings from

protecting the motor windings from premature failure due to voltage instability

This assembly is optimized for Building Automation Systems (BAS) and commercial HVACR environments where HVAC valve control must remain consistent under high static pressures

providing critical overheat protection for the heat exchanger

including fast and slow-opening models

which is critical for rapid system diagnostics and reducing downtime during service calls

Johnson Controls T-4000-2145 Plastic Cover protecting the motor windings fromThe Johnson Controls T 4000 2145 Plastic Cover is a professional grade replacement engineered specifically for T 4000 series pneumatic thermostats. This beige thermostat cover is designed for vertical mounting applications and provides a clean, secure finish for your field installations. Featuring a single set point window, it allows for immediate visual verification of thermostat settings without the need to remove the housing, streamlining routine