Johnson Controls T-4756-2141 Plastic Cover it is designed to limit

it is designed to limit current naturally under fault conditions

physical impact during maintenance

Compatible with a wide range of Honeywell pneumatic thermostats and actuators

Installing a switch with a higher limit can lead to heat exchanger failure or a fire hazard

High-Current Termination: Integrated pressure clamp washers allow for secure screw terminal connections of up to two #12 AWG wires

Johnson Controls T-4756-2141 Plastic Cover it is designed to limitThe Johnson Controls T 4756 2141 Plastic Cover is a professional grade replacement faceplate engineered specifically for the T 4000 Series Pneumatic Room Thermostats. Designed for horizontal mounting applications, this beige plastic cover provides a clean, secure housing for sensitive pneumatic control components without the inclusion of a built in thermometer. It features two setpoint windows, allowing for clear visibility and access to dual dial