This is an OEM Nordyne part

the 383-500-020 is specifically designed for Weil McLain Ultra Series 1 and Series 2 units

Key Benefits for the Contractor OEM Compatibility: Direct-fit replacement for Heil

Common Questions: What is the maximum operating pressure for this specific Armstrong trap

Engineered with a 1/2" NPT connection and a robust 110V AC solenoid valve

Nordyne 669856R Drain Pan 320819-301 This is an OEM NordyneThe Nordyne 669856R Horizontal Drain Pan is a critical OEM replacement part designed for effective condensate management in specific Miller, Intertherm, and Nordyne air handler and evaporator coil assemblies. Built to withstand the high heat environment of a furnace plenum, this horizontal condensate pan is constructed from a reinforced composite material that resists cracking and thermal warping better than standard aftermarket alternatives.