Robertshaw 700-428 Gas Valve THPU32HP7Y Using it in a single-stage

Using it in a single-stage application may lead to improper staging logic and potential compressor damage

ensuring seamless integration into existing Variable Air Volume (VAV) or fan control architectures

90 inch water column rating matches the original equipment specification on the unit's data plate to maintain HVAC system safety and efficiency

A steady ON LED indicates an internal control failure

Operating at 208-230V with a single-phase 1/8HP rating

Robertshaw 700-428 Gas Valve THPU32HP7Y Using it in a single-stageThe Robertshaw 700 428 Gas Valve is a high capacity, 24V slow open gas valve engineered for precision fuel management in standing pilot systems. This Uni Kit gas valve features a 1 2" NPT inlet and a 3 4" NPT outlet, delivering a robust 240,000 BTU capacity for residential and light commercial furnaces. The slow opening gas valve design ensures a soft ignition by gradually ramping up gas flow, which reduces burner stress and "rollout" spikes common in