Johnson Controls T-4000-3144 Plastic Cover As a Positive Temperature Coefficient

As a Positive Temperature Coefficient (PTC) starter

the combustion airflow must be analyzed using a combustion analyzer

These #42 drill size orifices are precision-machined from high-quality brass to ensure consistent gas velocity and a stable flame pattern

ensuring stable capacitance ±5% throughout its service life

allowing for broad equipment compatibility across different job sites

Johnson Controls T-4000-3144 Plastic Cover As a Positive Temperature CoefficientMaintain the integrity and professional finish of your pneumatic control systems with the Johnson Controls T 4000 3144. This high density white plastic thermostat cover is specifically engineered for vertical mounted thermostats, providing a streamlined, tamper resistant solution for commercial HVAC environments. Designed as a direct replacement for the T 4000 series, this model features a concealed design with no thermometer window and no setpoint