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this Trane OEM board is recommended to ensure all proprietary communication protocols and safety logic are maintained
Key Benefits: OEM Compatibility: Direct replacement for Maxon 25663 and Auburn IP-19
and NCGM series air handlers
but ensure all HVAC controls and wiring connections are secure to avoid resistance-induced heat
Carrier HH79EZ003 Thermister Discharge 321894-708 this Trane OEM board isThe Carrier HH79EZ003 Thermister Discharge DTT is a critical OEM sensing component designed for precise monitoring of discharge gas temperatures in high performance HVACR systems. As a veteran grade discharge line thermistor, this part provides real time thermal feedback to the system control board, ensuring the compressor operates within safe parameters. By utilizing a high sensitivity 10k ohm resistance curve (referenced at 77F), the HH79EZ003