Carrier HH79NZ026 Temp Sensor 322838-754 Does this switch arrive pre-calibrated

Does this switch arrive pre-calibrated

Ensure the mounting bracket and electrical terminals are free of corrosion to maintain a reliable millivolt signal or 24V connection to the integrated boiler control

This lamp is the standard replacement for the Lennox Healthy Climate UVO series

How do I confirm if the HF660003 fits my specific unit

As a veteran-preferred part for Lennox furnace blower replacement

Carrier HH79NZ026 Temp Sensor 322838-754 Does this switch arrive pre-calibratedThe Carrier HH79NZ026 is a high precision outside air temperature sensor engineered for commercial and residential HVAC applications. As a genuine OEM replacement thermistor, this 2 wire NTC (Negative Temperature Coefficient) sensor provides critical ambient data to the control board, enabling precise heating and cooling thermal management. With a nominal resistance of 10k ohms at 77F, the HH79NZ026 ensures your system accurately calculates economizer