How do I know if this ignition transformer is for my boiler?

Verify the reference 8747201294 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part.

The ignition transformer generates the high voltage for the electrode spark.

Is there no spark or repeated ignition faults?

No spark at the electrode despite having gas.

Which models is it suitable for?

Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.

Installation and recommendations

Check the electrode and the high voltage cable.

What does refurbished mean and what coverage does it have?

Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

RefurbishedJunkers Transformers

Junkers Eurosmart ZWA 24 1AM23 Transformer Ref. 8747201294

Name: Junkers Eurosmart ZWA 24 1AM23 Transformer Ref. 8747201294
Brand: Junkers
SKU: TRSFJ241
Price: 15 EUR
Availability: InStock

15 €VAT includedIn stock · 5 units

Ignition transformer: refurbished spare part that generates high voltage for the spark of the electrodes. Useful if there is no spark or ignition faults are repeated. Compatible with ZWA 24-1 AM 23, ZWA 24-1AM23, ZWA 24-1 A 23 (ref. 8747201294). Includes a one-year warranty and delivery within 2–4 working days in the EU.

Consult via WhatsApp

Not sure if it's your part? Send us a photo of the screen printing via WhatsApp and we'll confirm compatibility before you purchase.

Delivery in 2–4 working days

1-year warranty

14-day return

Technical support

Key Data

Reference: 8747201294
Brand: Junkers
Type of part: Transformers
Available units: 5 units in stock
Status: Refurbished
Warranty: 1 year
Shipping: 2–4 working days (EU)
Return: 14 days

The same part (ref. 8747201294) equips these models. Verified compatibility; check the reference before purchasing.

Junkers Eurosmart ZWA 24

ZWA 24-1 AM 23
ZWA 24-1AM23
ZWA 24-1 A 23

How do I know if this ignition transformer is for my boiler?: Verify the reference 8747201294 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part.
What is it used for?: The ignition transformer generates the high voltage for the electrode spark.
Is there no spark or repeated ignition faults?: No spark at the electrode despite having gas.
Which models is it suitable for?: Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations: Check the electrode and the high voltage cable.
What does refurbished mean and what coverage does it have?: Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

Junkers Eurosmart ZWA 24 1AM23 Transformer Ref. 8747201294

Key Data

Junkers Eurosmart ZWA 24

Spare Parts Related Boiler Eurosmart ZWA 24 1AM23