Key Benefits Precise 150°F Trip Point: Calibrated for high-accuracy thermal sensing to protect the heat exchanger from structural damage

Constructed from durable zinc-plated galvanized steel

This is the preferred standard for HVACR contractors as it allows for rapid field replacement without disturbing the field wiring on the terminal block

How do I verify if the relay coil is energized

Can I cut or bend this tubing to fit other models

Honeywell 311750 Neoprene Diaphargm Key Benefits Precise 150°F TripWhen you're dealing with a failing Honeywell MP953 pneumatic valve actuator, the 311750 is the exact replacement neoprene diaphragm required to restore proper stroke and sealing integrity. This 8 inch, new style component is engineered specifically for the MP953A, MP953C, and MP953E series, ensuring the rolling action remains fluid across the full pneumatic actuator range. As a veteran grade HVAC replacement part, it is built to withstand standard