Description

Viessmann Vitodens 100 Main Heat Exchanger MPN 7826462 

This Viessmann main heat exchanger is a vital component that transfers heat efficiently from the burner to the water. The Vitodens 100 heat exchanger helps maintain steady performance and energy efficiency in your boiler system. The part number 7826462 fits select Vitodens models and supports a 9-inch unit size.

Compatible Boilers

This part is compatible with the following models:

Vitodens 100 Series

CB24 – GC 47-532-15
CB24X – GC 47-532-14
CB28 – GC 47-532-16
CB28X – GC 47-532-17
HE 25 – GC 47-532-41
HE 25 LPG – GC 47-532-42
HE 33 – GC 47-532-43
HE 33 LPG – GC 47-532-44
HE CB 25 – GC 47-532-25
HE CB 33 – GC 47-532-26
HE SY25 – GC 41-532-07

Vitodens 100-W

WB1HA 30kW System ErP – GC 41-819-38 (Serial: 7543423)
WB1HA 35kW System ErP – GC 41-819-39 (Serial: 7543425)
WB1HC 30kW System – GC 41-819-42 (Serial: 7570674)
WB1HC 35kW System – GC 41-819-43 (Serial: 7570676)
WB1KC 30kW Combi – GC 47-819-41 (Serial: 7570675)
WB1KC 35kW Combi – GC 47-819-42 (Serial: 7570677)
WB1C 30kW Combi – Serial: 7441745

Vitodens 111 & 111-W

WB1LD 35kW – GC 47-819-44 (Serial: 7570733)
B1LB 35kW – Serial: 7543449

Vitodens 200-W

B2HA 30kW System – Serial: 7454871
B2HA 35kW System – Serial: 7454873
B2HB 30kW System – Serial: 7570790
B2HB 35kW System – Serial: 7570792
B2KA 30kW Combi – Serial: 7454872
B2KA 35kW Combi – Serial: 7454874
B2KB 30kW Combi – Serial: 7570791
B2KB 35kW Combi – Serial: 7570793
WB2B 35kW Combi – Serial: 7194477
WB2C 30kW Combi – GC 47-819-10 (Serial: 7424989)
WB2C 35kW Combi – GC 47-819-11 (Serial: 7424991)
WB2C 30kW System – GC 41-819-16 (Serial: 7424988)
WB2C 35kW System – GC 41-819-17 (Serial: 7424990)

Vitodens 222-F

B2TB 35kW – Serial: 7570811
FS2A 35kW – GC 47-819-17 (Serial: 7374978)

If you’re looking for a Viessmann Vitodens 200 WB2B 26kW Combi Main Heat Exchanger 7826461 or any other different Viessmann Heat Exchanger, follow the link provided.

Why Choose This Product?

Choosing this Vitodens 100 heat exchanger helps restore original heating performance. Each refurbished unit goes through strict testing to meet Viessmann quality standards. It’s a cost-effective way to fix a faulty heat exchanger without compromising safety or efficiency. Enjoy peace of mind with a 12-month warranty and trusted brand quality.

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 safety compliance.