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Remeha heat exchanger 39 kW for Tzerra Ace
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Remeha heat exchanger 39 kW for Tzerra Ace 7844652

€ 572.18 incl. VAT

Original spare part Remeha. Type: Heat exchanger, 39 kW. Application: Boiler / Tzerra Ace 39C CW5. Supplier code: 7844652.

SKU: 8012046 Categories: , Brand:

Price and stock checked on 20 October 2026.

✓ In stock — delivery usually within 3–5 working days
EU delivery from € 17.95 · Shipping & payment

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

Does this fit my appliance?
ApplicationBoiler
Series / modelTzerra Ace 39C CW5
Remeha number7844652
Article number8012046
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Remeha Tzerra Ace 39C CW5 →
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Remeha heat exchanger 39 kW for Tzerra Ace: original Remeha spare part, type: Heat exchanger, 39 kW. Application: Boiler (Tzerra Ace 39C CW5). Manufacturer number: 7844652; Instalpunt article number: 8012046.

According to the Remeha parts lists, this part fits 1 model: Remeha Tzerra Ace 39C CW5. 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: Remeha heat exchanger 39 kW for Tzerra Ace 7844652

BrandRemeha spare parts
Remeha manufacturer number7844652
Instalpunt article number8012046
EAN8713809366582
Part typeHeat exchanger (All Remeha heat exchangers · heat exchangers of all brands)
ApplicationBoiler
Suitable for1 Remeha model (see list)
DeliveryIn stock, delivery in 3–5 working days
Price€ 572,18 incl. VAT
OriginSupplied through the official technical wholesale channel, under Remeha number 7844652

Also known as: wisselaar, rookgaswarmtewisselaar, primaire wisselaar.

Fits 1 Remeha model

The part Remeha heat exchanger 39 kW for Tzerra Ace 7844652 is in the official parts list of this Remeha appliance. Click a model for the complete parts list and exploded view.

Remeha 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.

More spare parts for this appliance

For which fault is a Remeha heat exchanger replaced?

According to the fault code database, these Remeha 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
4Maximum heat exchanger temperature rise exceeded
E 408Unit on E_12 and condenser inlet temperature rises by more than 10 °C within 1 hour.
E 420Open circuit or short circuit of condenser inlet temperature sensor.
E 444Evaporator temperature sensor defective

All Remeha 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 Remeha heat exchanger 39 kW for Tzerra Ace 7844652 fit my appliance?
This part is in the parts list of 1 Remeha model, namely the Tzerra Ace 39C CW5. 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 Remeha heat exchanger 39 kW for Tzerra Ace 7844652?
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, unused and in the original packaging within 14 days of receipt. Unpacked or fitted items and electronics such as PCBs cannot be returned. How to register a return is explained on returns.
What does shipping cost?
Shipping costs € 17.95 to Austria, Denmark, Italy, Spain and Sweden and € 24.95 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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