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Stiebel Eltron inverter Diehl single-phase 5.5kW
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Stiebel Eltron inverter Diehl single-phase 5.5kW 320368

€ 915.32 incl. VAT

Original spare part Stiebel Eltron. Type: Inverter, 5, 5 kW. Application: Heat pump / WPL 07-09-17 ACS CLASSIC (08/2016). Supplier code: 320368.

Special-order item — delivery time approx. 1–2 weeks — non-returnable

SKU: 8742428 Categories: ,

Price and stock checked on 20 October 2026.

Made-to-order item — ordered specially for you, see delivery time below
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?
ApplicationHeat pump
Series / modelWPL 09-17 I(K)CS CLASSIC (02/2017) and 1 other model
Stiebel Eltron number320368
Article number8742428
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Stiebel Eltron WPL 09-17 I(K)CS CLASSIC (02/2017) →
Made-to-order item — this spare part is not on our shelf and is ordered specially for you from the manufacturer or wholesaler, delivery time approx. 1–2 weeks. Specially ordered items cannot be returned: the manufacturer or supplier does not take them back. So check the type number of your appliance and the article number of the spare part beforehand. In doubt? Check with the manufacturer or your installer (see also returns).
8.9/10 WebwinkelKeur⚠ Made-to-order item: no returns possible iDEAL · Klarna · Bancontact 085-303 7272 ma–vr 08:00–17:00

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Stiebel Eltron inverter Diehl single-phase 5.5kW: original Stiebel Eltron spare part, type: Inverter, 5, 5 kW. Application: Heat pump (WPL 07-09-17 ACS CLASSIC (08/2016)). Manufacturer number: 320368; Instalpunt article number: 8742428.

According to the Stiebel Eltron parts lists, this part fits 2 models, including Stiebel Eltron WPL 07-09-17 ACS CLASSIC (08/2016) and Stiebel Eltron WPL 09-17 I(K)CS CLASSIC (02/2017). The full list is under “Fits”.

Special-order item: it is ordered specially for you from the manufacturer and is non-returnable.

Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer.

Product information: Stiebel Eltron inverter Diehl single-phase 5.5kW 320368

BrandStiebel Eltron spare parts
Stiebel Eltron manufacturer number320368
Instalpunt article number8742428
EAN4017213203681
Part typeInverter (All Stiebel Eltron electrical parts · electrical parts of all brands)
ApplicationHeat pump
Suitable for2 Stiebel Eltron models (see list)
DeliveryMade-to-order item
Price€ 915,32 incl. VAT
OriginSupplied through the official technical wholesale channel, under Stiebel Eltron number 320368

Fits 2 Stiebel Eltron models

The part Stiebel Eltron inverter Diehl single-phase 5.5kW 320368 is in the official parts list of these Stiebel Eltron appliances. Click a model for the complete parts list and exploded view.

Stiebel Eltron Heat pump (2)

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.

Position on the parts diagram

This part appears on the exploded view of 2 appliances. Open the drawing for the appliance and click the number to check that you have the right part.

Available: Inverter by Stiebel Eltron

This part is currently out of stock. There is no available alternative of this type for the same models. These Stiebel Eltron parts of the same type are available, but belong to other models.

Please note: these are not confirmed replacements. Check the manufacturer number in the spare parts list or exploded view of your appliance, or just ask us.

Frequently asked questions about this item

Does the Stiebel Eltron inverter Diehl single-phase 5.5kW 320368 fit my appliance?
This part is in the parts list of 2 Stiebel Eltron models, namely the WPL 07-09-17 ACS CLASSIC (08/2016), WPL 09-17 I(K)CS CLASSIC (02/2017). 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 of this made-to-order item?
This is a special-order item: we order it specially for you from the wholesaler. The expected delivery time is approx. 1–2 weeks. You can also see the delivery time next to the stock status at the top of this page.
Can I return this made-to-order item?
A specially ordered item is not taken back by the supplier, so returns are not possible. So check the article number and the rating plate of your appliance beforehand. Is something wrong with your order? Then contact us via info@instalpunt.nl. The full terms and conditions are 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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