while this board is the current standard

specifically those using ZB scroll compressors or semi-hermetic refrigeration systems where high pressure differentials are present at startup

allowing for either normally open or normally closed wiring configurations based on system requirements

Key Benefits Multi-Voltage Flexibility: Operates on 208V

Nordyne 1018498 Hose Kit 326058-755 while this board is theThe Nordyne 1018498 High Altitude Pressure Switch Hose Kit is a critical OEM component designed for Nordyne furnace high altitude conversion. When operating HVAC equipment at elevations exceeding 5,000 feet, the decrease in atmospheric density can lead to insufficient negative pressure, causing frequent nuisance lockouts or cycling of the induced draft blower. This kit features a pressure switch hose with diverter specifically engineered for Nordyne