Description

Viessmann 7837892 Gas Safety Valve – PRV for System & Combi Boilers

The Viessmann 7837892 Gas Safety Valve, also known as a Pressure Relief Valve (PRV), is a critical safety component in your heating system. It regulates gas pressure, preventing over-pressurization and ensuring reliable, efficient, and safe operation. This genuine OEM valve is designed to fit a range of Viessmann Vitodens 100 and 200 Series boilers, both combi and system models.

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✅ Compatible Boiler Models & GC Numbers:

Vitodens 100-W WB1C Series:

• 19kW System – GC No: 41-819-26 (Serial No. 7499423)

• 26kW Combi – GC No: 47-819-20 (Serial No. 7499425)

• 26kW System – GC No: 41-819-27 (Serial No. 7499424)

• 30kW Combi – GC No: 47-819-21 (Serial No. 7499427)

• 30kW System – GC No: 41-819-28 (Serial No. 7499426)

• 35kW Combi – GC No: 47-819-22 (Serial No. 7499429)

• 35kW System – GC No: 41-819-29 (Serial No. 7499428)

Vitodens 100-W WB1HA (ErP) Series:

• 19kW System – GC No: 41-819-36 (Serial No. 7543420)

• 26kW System – GC No: 41-819-37 (Serial No. 7543421)

• 30kW System – GC No: 41-819-38 (Serial No. 7543423)

• 35kW System – GC No: 41-819-39 (Serial No. 7543425)

Vitodens 100-W WB1HC Series:

• 19kW System – GC No: 41-819-40 (Serial No. 7570671)

• 26kW System – GC No: 41-819-41 (Serial No. 7570672)

• 30kW System – GC No: 41-819-42 (Serial No. 7570674)

• 35kW System – GC No: 41-819-43 (Serial No. 7570676)

Vitodens 100-W WB1KC Series (Combi):

• 26kW Combi – GC No: 47-819-40 (Serial No: 7570673)

• 30kW Combi – GC No: 47-819-41 (Serial No: 7570675)

• 35kW Combi – GC No: 47-819-42 (Serial No: 7570677)

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Vitodens 200-W B2HB (System):

• 19kW System – (Serial No. 7570787)

• 26kW System – (Serial No. 7570788)

• 30kW System – (Serial No. 7570790)

• 35kW System – (Serial No. 7570792)

Vitodens 200-W B2KB (Combi):

• 26kW Combi – (Serial No. 7570789)

• 30kW Combi – (Serial No. 7570791)

• 35kW Combi – (Serial No. 7570793)

Please note: Before placing your order you must check your part matches the Manufacturer’s Part Number stated above .

We sell original heating parts. Our engineers fully refurbish parts to the highest standard and test them. So, buy with confidence.

Meanwhile, if you are looking for any Viessmann related  products please click the link: Viessmann spares

At Heating and catering parts,

We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy

We appreciate you buying from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package.

Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day.

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