Resideo VR8200H1251 Valve L99H008 Smith Cyclone series units where

Smith Cyclone series units where consistent flame sensing and trial-for-ignition cycles are required for safe operation

It is compatible with a wide range of Lochinvar Knight and A

Optimized Heat Transfer: The 70W wrap-around heater design ensures even thermal distribution across the compressor housing

Direct OEM Match: Exact COM3745 replacement ensures suction and discharge line alignment

ensuring compatibility with existing commercial HVAC infrastructure

Resideo VR8200H1251 Valve L99H008 Smith Cyclone series units whereThe Resideo VR8200H1251 is a 24 VAC continuous pilot dual automatic combination gas valve engineered for standing pilot systems in commercial and residential gas fired appliances. This slow opening gas valve manages fuel flow with a capacity range of 20,000 to 200,000 BTU hr, ensuring stable ignition and consistent manifold pressure. It features a factory set 3. 5" WC output and includes a 1 2" NPT inlet outlet with an 1 8" NPT pressure tap for