This specific part number (S1-4101-00) is typically sold as the valve body "less coil

the 110-262 is specifically calibrated for LP gas systems

leak-free integration into the suction line

Common Questions: What is the difference between the P499VCP-105C and the P499VCP-105K

you know that intermittent blower faults are often traced back to thermal stress or pin corrosion in the harness

Viessmann 7134747 Gas Valve 328140-751 This specific part number (S1-4101-00)The Viessmann 7134747 Gas Valve is a critical combustion control component engineered for high efficiency Vitodens 200 WB2 and WB2A series boilers. This OEM replacement gas valve is a 20V, normally closed (NC) two way solenoid valve designed to regulate the flow of natural gas or liquid propane to the burner assembly. Identified by the R10 designation, this valve features a precise 10 ohm internal resistance, ensuring exact signal communication with