This specific Nordyne replacement valve features 1/2-inch liquid line and 3/4-inch suction line connections

Corrosion Resistance: Engineered with materials capable of withstanding acidic furnace condensate commonly found in 90%+ AFUE systems

which is sold separately for panel or DIN rail mounting

Complete Installation Kit: Includes pilot mounting bracket

making it ideal for tight control panels and varied furnace configurations

Armstrong Fluid Technology 806026-001 Pump Coupler R-407C This specific Nordyne replacement valveThe Armstrong Fluid Technology 806026 001 Pump Coupler is a precision engineered OEM replacement part designed to ensure efficient power transmission between the motor and pump assembly. Constructed from high grade cast iron, this 4 spring coupler is built to withstand the rigorous demands of hydronic heating and cooling systems. Specifically tailored for Armstrong circulator pumps, it features a 1 2 inch x 1 2 inch bore diameter, providing a secure