This is an OEM York part (025-42973-000)

the Reznor 123974 provides the mechanical reliability needed for commercial heater maintenance in high-demand environments

6-inch diameter for universal mounting flexibility in most Trane and American Standard air handlers

high-grade mounting screws

The Carrier 319848-301 Cap End is a precision-engineered OEM replacement part designed for sealing terminal points in high-efficiency Carrier

Resideo R8228B1012 Relay 320074-702 This is an OEM YorkThe Resideo R8228B1012 Relay is a field proven heavy duty switching relay engineered to handle demanding electrical loads in refrigeration, air conditioning, and industrial heating applications. This 24Vac coil switching relay features a Single Pole Double Throw (SPDT) configuration, providing reliable logic for both normally open and normally closed circuits. It serves as the direct R8228B1012 HN61KA016 replacement, facilitating a seamless upgrade