Sporlan 278397-081 Valve 321894-706 Key Benefits: Direct OEM Compatibility:

Key Benefits: Direct OEM Compatibility: Engineered as a drop-in replacement for Nordyne

Utilizing genuine Johnson Controls components like the S1-025-27792-707 maintains the original equipment’s UL listing and safety sequence of operation

making it a versatile choice for heat pumps and packaged RTUs where system charge fluctuations are common during defrost cycles or low ambient operation

This specific part is frequently utilized in Honeywell DR4200

It requires power to both open and close the damper

Sporlan 278397-081 Valve 321894-706 Key Benefits: Direct OEM Compatibility:The Sporlan 278397 081, also identified by model QL171R 08 08, is a high performance 1 2" ODF service valve designed for demanding air conditioning and refrigeration applications. Engineered with a robust brass body and PTFE packing, this front seating shut off valve ensures reliable leak proof performance under high pressure conditions up to 600 psig. Its primary role as a refrigerant service valve is to provide a secure maintenance point for