Description

Viessmann 7829304 / 7875504 14 Plate Heat Exchanger – Fits 100 WB1KC & 100-W WB1B

The Viessmann 14 plate heat exchanger 7829304 7875504 transfers heat efficiently between circuits, so it supports stable hot water performance. Moreover, it helps reduce temperature fluctuations and improves heat transfer during daily use. Because heat exchangers can scale over time, replacing the unit can quickly restore performance and comfort. We also sell brand new and refurbished options, so you can choose the best fit for your budget and repair plan.

Compatible Boilers

Viessmann Vitodens 100 Series

• 100 WB1KC 26kW Combi (GC No. 47-819-40 / Serial No. 7570673)

• 100-W WB1B 26kW Combi (GC No. 47-819-12 / Serial No. 7373061)

If you’re looking for a Viessmann 100 WB1C 26kW Combi Plate Heat Exchanger 7828746 or any other different Viessmann Plate Heat Exchanger, follow the link provided.

Why Choose This Product?

This Viessmann 14 plate heat exchanger offers a reliable solution when hot water performance drops or temperature changes become frequent. Furthermore, it supports efficient heat transfer, so your boiler can deliver more consistent results. Because we offer both refurbished and brand new options, you can balance cost and preference without compromising on performance. In addition, we test refurbished units for dependable operation, and we supply brand new units for customers who prefer a fresh replacement.

Delivery and Return

Orders placed before 1 PM are dispatched on the same working day, and you can choose standard or next-day delivery at checkout. If you are not fully satisfied, return the item within 30 days in its original condition. Always use a Gas Safe registered engineer for installation and repairs to ensure safe and correct fitting.

Frequently Asked Questions

1. What does the Viessmann 14 plate heat exchanger do?
The Viessmann 14 plate heat exchanger transfers heat between the primary and domestic hot water circuits. As a result, it allows your boiler to deliver consistent hot water at the correct temperature.

2. Which part numbers does this heat exchanger replace?
This unit replaces part numbers 7829304 and 7875504. Therefore, always check the number printed on your existing heat exchanger before ordering.

3. Which boilers are compatible with this heat exchanger?
This heat exchanger fits Viessmann Vitodens 100 models, including 100 WB1KC 26kW Combi and 100 W WB1B 26kW Combi. However, you should confirm the GC number and serial number on your appliance label first.

4. What are the signs of a faulty plate heat exchanger?
Common signs include fluctuating hot water temperature, reduced water pressure, and poor heating performance. Consequently, replacing the unit can restore stable and efficient operation.

5. Do you sell this part as refurbished and brand new?
Yes, we sell both refurbished and brand new options. Therefore, you can choose a cost effective refurbished unit or select a brand new replacement based on your preference.