As a direct replacement for the Lochinvar TST1120 and A

Whether you are performing a retrofit or a new system integration

The "/U" suffix denotes a universal SKU for distribution purposes

it can cause the gas valve to close prematurely for safety

Carrier HK61EA034 Rectifier Control Els PW 17895 As a direct replacement forThe Carrier HK61EA034 Rectifier Control is a critical factory authorized part designed for precise AC to DC conversion within HVAC systems. As the direct replacement for HK61EA004, this OEM rectifier board maintains system integrity by regulating power to electronic components, specifically those associated with 2nd stage heat control (W2) and emergency heating coils. In the field, technicians often encounter this unit in Carrier, Bryant, and Payne