The 392449-1/U is the universal version of the same OEM Honeywell Pilot Burner Fitting

the LA22ZA127 features a 1/2-inch bore

Enhanced Durability: Engineered to withstand the thermal and physical stresses of continuous-duty air handling cycles

As a direct replacement for 28237

The unit features internal DIP switches that allow you to select between uni-directional and bi-directional (compound) ranges at the time of installation

Carrier HY84DA024 Terminal Block R-407A The 392449-1/U is the universalThe Carrier HY84DA024 Terminal Block is a high grade OEM replacement part designed for precision electrical routing within commercial HVAC systems and residential air handlers. Engineered to maintain the integrity of low voltage control circuits and high voltage power feeds, this terminal board serves as the centralized connection point for thermostat wiring, fan motors, and system sensors. As a genuine Carrier replacement component, the HY84DA024