the 4-inch probe length and networking profile are optimized for discharge air temperature sensing in supply ducts

to prevent nuisance tripping and ensure reliable ignition

preventing hazardous gas buildup while allowing the pilot gas to continue flowing

For maximum HVACR system protection

a 300 degree fuse link is provided

Lochinvar & A.O. Smith 100108267 Thermocouple 322838-752 the 4-inch probe length andService professionals know that a failing pilot signal is a common cause of residential water heater lockout. The Lochinvar & A. O. Smith 100108267 Thermocouple is a direct replacement 24 inch thermocouple designed to restore the millivolt signal required for gas valve operation. Built for heavy duty cycle performance, this OEM water heater part delivers a consistent 30mV output, ensuring the pilot flame presence is accurately communicated to the