Resideo V8043G1026 Valve 321894-709 This genuine Armstrong replacement part

This genuine Armstrong replacement part ensures your heating system operates within manufacturer specifications

Built for professional HVACR applications

Most failures result from moisture ingress causing terminal corrosion or loose field connections leading to localized overheating and "potted" plastic deformity

The opening point is modified by turning the adjustment screw on the top of its range spring housing using a standard service wrench

and 47-21517-24

Resideo V8043G1026 Valve 321894-709 This genuine Armstrong replacement partThe Resideo V8043G1026 is a professional grade 24V 1" sweat N. C. zone valve designed for straight through flow control in closed loop hydronic systems. As a staple for service contractors, this two way motorized zone valve features a normally closed configuration with a high torque actuator and a brass body assembly that handles fluid temperatures up to 200F. The 1 inch sweat connections are engineered for direct integration into copper piping, and