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Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120
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Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120

€ 223.09 incl. VAT

Original spare part Bosch. Type: Heat exchanger. Application: Boiler / HRC II 42 (ZWBR42). Supplier code: 87161082120.

SKU: 8189639 Categories: , Brand:

Price and stock checked on 20 October 2026.

✓ In stock — delivery usually within 3–5 working days
EU delivery from € 12.95 · Shipping & payment

Price incl. VAT. Any delivery costs are calculated in the basket — see shipping & delivery.

Does this fit my appliance?
ApplicationBoiler
Series / modelHRC II 42 (ZWBR42)
Bosch number87161082120
Article number8189639
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Bosch HRC II 42 (ZWBR42) →
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Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120: original Bosch spare part, type: Heat exchanger. Application: Boiler (HRC II 42 (ZWBR42)). Manufacturer number: 87161082120; Instalpunt article number: 8189639.

According to the Bosch parts lists, this part fits 1 model: Bosch HRC II 42 (ZWBR42). The full list is under “Fits”.

In stock: order before 14:00 and it ships the same working day; delivery within the EU usually takes 3–5 working days.

Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer. Work on gas-carrying parts must be carried out by a qualified gas engineer.

Product information: Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120

BrandBosch spare parts
Bosch manufacturer number87161082120
Instalpunt article number8189639
EAN4010009974628
Part typeHeat exchanger (All Bosch heat exchangers · heat exchangers of all brands)
ApplicationBoiler
Suitable for1 Bosch model (see list)
DeliveryIn stock, delivery in 3–5 working days
Price€ 223.09 incl. VAT
OriginSupplied through the official technical wholesale channel, under Bosch number 87161082120

Also known as: wisselaar, rookgaswarmtewisselaar, primaire wisselaar.

Fits 1 Bosch model

The part Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120 is in the official parts list of this Bosch appliance. Click a model for the complete parts list.

Bosch Boiler (1)

Check the rating plate of your appliance. Not sure whether this part fits? Check with the manufacturer or your installer; with the correct manufacturer number you can order it here directly.

For which fault is a Bosch heat exchanger replaced?

According to the fault code database, these Bosch fault codes point to this type of part. Always check first that the code matches the appliance type on the rating plate.

CodeWhat is going on
AAOn ZWN boilers during hot water draw-off. Plate heat exchanger is scaled.

All Bosch fault codes explained

Indicative: the same code can have a different cause depending on the situation. Have work on gas, flue or burner adjustment carried out by a qualified installer.

Frequently asked questions about this item

Does the Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120 fit my appliance?
This part is in the parts list of 1 Bosch model, namely the HRC II 42 (ZWBR42). The model type is on the rating plate of your appliance. If in doubt, ask the manufacturer or your installer.
What is the delivery time for the Bosch heat exchanger for HRC II 42 (ZWBR42) 87161082120?
This item is in stock. Ordered before 14:00, it ships the same working day and usually arrives within three to five working days.
Can I return this item?
Yes, as a consumer within 14 days of receipt. You may unpack and inspect the item; for items that have been installed, connected or used (such as circuit boards) we deduct the diminished value. How to register your return is explained on returns.
What does shipping cost?
Shipping costs € 12.95 to Austria, Denmark, Italy, Spain and Sweden and € 16.95 to other EU countries. In-stock items ordered before 2 pm are dispatched the same working day; delivery usually takes 3–5 working days. Details: Shipping.
I have a fault code, which part do I need?
Look up the code in the fault code finder: per brand and appliance it shows what the code means and which part goes with it. If the code is listed with this part, the part belongs to that fault.

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