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this replacement regulator spring is compatible with Sensus 243
For high-efficiency ignition in Velocity Boiler Works BWC series condensing boilers
this OEM 664346R kit includes the valve body and integrated sensing bulb required for a standard field replacement
The assembly is housed in a NEMA 4X enclosure
Siemens Combustion VKG10.050U Valve 318973-401 this replacement regulator spring isThe Siemens Combustion VKG10. 050U Valve is a heavy duty 2" full port butterfly valve engineered specifically for high precision flow control in industrial combustion systems. Designed to regulate the delivery of natural gas, propane, butane, and air, this valve is a staple for contractors managing burner and boiler assemblies. Its full port architecture is critical for minimizing pressure drop at the full open position, ensuring peak system
