this unit creates a high-voltage electrical arc to light the burner directly

The Carrier HK02ZA408 High Pressure Gas Switch is a critical safety component designed for precise pressure monitoring in residential and commercial HVAC systems

This ensures the SPDT contact trips accurately according to local duct conditions

The Johnson Controls HE-69520NP-0 is a high-precision duct mount humidity and temperature sensor designed for demanding HVAC applications

protecting the motor shaft and extending the service life of the drive assembly

Resideo C7089U1006 Outdoor Sensor Els PW 17895 this unit creates a high-voltageThe Resideo C7089U1006 Outdoor Sensor is a critical component for contractors looking to optimize system efficiency through precise ambient temperature monitoring. Designed for hardwired integration, this 10k ohm NTC sensor provides real time data to a wide range of Honeywell Home and Resideo platforms, including VisionPro IAQ, Prestige IAQ with Redlink, and the T6 Pro series. Reliable outdoor readings are essential for enabling dual fuel balance