Common Questions What is the primary application for this switch

offering maximum flexibility for modern plant managers looking to optimize HVAC valve assembly performance and thermal efficiency

it utilizes an open enclosure design for optimal cooling during continuous operation

featuring an aluminum enclosure and a brushless DC motor that ensures a constant rotation time regardless of load

specifically calibrated to a 228C/442F temperature rating

Viessmann 7134747 Gas Valve 328140-751 Common Questions What is theThe 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