Carrier 338096-703 Switch 318423-701 including dust and HVAC system

including dust and HVAC system debris

Exceeding this pressure can damage the internal diaphragm and create a safety hazard

High-Durability Silicon Nitride: Constructed from advanced nitride material for superior heat resistance and a significantly longer service life than standard carbide ignitors

Non-Stick PTFE Disc: Engineered to eliminate the common issue of seat-sticking

Carrier 338096-703 Switch 318423-701 including dust and HVAC systemThe Carrier 338096 703 is a precision engineered L165 20F limit switch designed for critical thermal protection in Carrier, Bryant, and Payne gas furnaces. This OEM replacement part functions as a primary safety control, monitoring the internal heat exchanger temperature to prevent equipment damage. As a normally closed HVAC high limit sensor, the circuit is designed to open when temperatures reach the L165 fixed setpoint (165F), effectively cutting