Viessmann Gas Valve 7849853 | GB-ND 055 E01-DG 19/26 NG Genuine

Description

Viessmann Gas Valve 7849853 | GB-ND 055 E01-DG 19/26 NG Genuine

The Viessmann Gas Valve 7849853 (GB-ND 055 E01-DG 19/26 NG) is a genuine manufacturer-approved gas control valve engineered for precise gas regulation in compatible Viessmann system boilers.

This component plays a critical role in safe ignition, flame modulation, efficiency, and emissions control. A failing gas valve can cause ignition lockouts, flame loss, poor combustion, or boiler shutdowns.

This valve is pre-set for Natural Gas (NG) and matched specifically to 19kW and 26kW Viessmann appliances, ensuring correct performance when replaced like-for-like.

Viessmann Vitodens 100 – System Boilers

• Vitodens 100 WB1HA 19kW System ErP – 41-819-36
  (Serial No. 7543420)

• Vitodens 100 WB1HA 26kW System ErP – 41-819-37
  (Serial No. 7543421)

• Delivery and Return

  Place orders before 1 PM for same-day dispatch via reliable couriers. Choose from standard or next-day delivery options. Returns are accepted within 30 days if the part is unused and in original packaging. Always use a Gas Safe registered engineer for installation and warranty compliance.