Johnson Controls T-4000-2145 Plastic Cover this base enables rapid detector

this base enables rapid detector head replacement and maintenance without disturbing the field wiring

With the power off

instantly interrupting the gas valve circuit if airflow obstructions or blower failures cause internal temperatures to exceed safe operational parameters

While the coil is ruggedly constructed

including the MP909 and MP913 series

Johnson Controls T-4000-2145 Plastic Cover this base enables rapid detectorThe 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