Description
VIESSMANN VITODENSE 200-W WB2B COMBI 26 30 & 35KW BOILER FANÂ
The Viessmann Vitodense 200-W WB2B Combi 26 30 & 35KW Boiler Fan plays a crucial role in maintaining safe and efficient combustion. This boiler fan 7833758 ensures proper air supply to the burner, supporting optimal heating performance. Designed for Viessmann Vitodense 200-W WB2B Combi boilers, it keeps your system running smoothly and reliably.
Compatible Boilers
This part is compatible with the following models:
200 WB2B Series
• 200 WB2B 19kW System (Serial No. 7248823) – GC 41-819-14
• 200 WB2B 26kW Combi (Serial No. 7248825) – GC 47-819-09
• 200 WB2B 26kW System (Serial No. 7248824) – GC 41-819-15
• 200 WB2B 30kW Combi (Serial No. 7248827) – GC 47-819-10
• 200 WB2B 30kW System (Serial No. 7248826) – GC 41-819-16
• 200 WB2B 35kW Combi (Serial No. 7248829) – GC 47-819-11
• 200 WB2B 35kW System (Serial No. 7248828) – GC 41-819-17
200-W WB2B & WB2C Series
• 200-W WB2B 26kW Combi (Serial No. 7194475)
• 200-W WB2B 35kW Combi (Serial No. 7194477)
• 200-W WB2C Combi 26kW (Serial No. 7424987) – GC 47-819-09 WB2C
• 200-W WB2C Combi 30kW (Serial No. 7424989) – GC 47-819-10 WB2C
• 200-W WB2C Combi 35kW (Serial No. 7424991) – GC 47-819-11 WB2C
• 200-W WB2C System 19kW (Serial No. 7424985) – GC 41-819-14 WB2C
• 200-W WB2C System 26kW (Serial No. 7424986) – GC 41-819-15 WB2C
• 200-W WB2C System 30kW (Serial No. 7424988) – GC 41-819-16 WB2C
• 200-W WB2C System 35kW (Serial No. 7424990) – GC 41-819-17 WB2C
Other Compatible Models
• 222-F FS2A 26kW (Serial No. 7374977) – GC 47-819-16
• 222-F FS2A 35kW (Serial No. 7374978) – GC 47-819-17
• 222-F FS2B 26kW (Serial No. 7438013)
• 242-F FB2B 19kW (Serial No. 7438010) – GC 47-819-18
If you’re looking for a Viessmann 100-W WB1B Fan 7833759 or any other different Viessmann Fan, follow the link provided.
Why Choose This Product?
This refurbished Viessmann boiler fan ensures consistent airflow for safe and efficient combustion. It helps your boiler deliver reliable heating and reduces the risk of faults. Every fan undergoes detailed testing to meet high quality standards. Using this part extends your boiler’s lifespan and saves repair costs.
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 protection.
FAQs
1. Which boilers is the Viessmann 7833758 fan compatible with?
This fan fits Viessmann 200 WB2B series, 200-W WB2B/WB2C series, and other compatible models such as 222-F FS2A, 222-F FS2B, and 242-F FB2B. It supports Combi and System boilers ranging from 26kW to 35kW.
2. What is the function of this boiler fan?
The fan helps maintain proper airflow to the burner, ensuring safe combustion, efficient heating, and consistent boiler performance.
3. Is this fan suitable for both Combi and System boilers?
Yes, the 7833758 fan is compatible with both Combi and System models within the supported Viessmann series, including 200 WB2B and 200-W WB2B/WB2C.
4. Will this fan improve boiler performance?
Replacing a worn or faulty fan with this part helps restore reliable airflow, improves heating efficiency, and reduces the risk of boiler faults.
5. How do I ensure this is the correct part for my boiler?
Check your boiler’s model and serial number against the compatible series listed for this fan. If your model matches any of the supported 200 WB2B, 200-W WB2B/WB2C, 222-F, or 242-F series, this fan will fit.

















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