Saunier Duval Themafast C 28 E Ignition Transformer · S5742700
Refurbished Saunier Duval Transformers Anstoss (ZIG)

Saunier Duval Themafast C 28 E Ignition Transformer · S5742700

Reconditioned spark generator for Saunier Duval, spare part reference S5742700. The component is identified as Anstoss ZIG 2/12 and is marked with Art.Nr. 07000028.

Type of part
Transformers
Status
Refurbished
Catalogue reference
S5742700
Warranty
1 year
VAT included Stock · 5 units
Compatibility

Check the model and version before ordering

We retain associated models to help you find your appliance. The version and parts diagram must be checked before choosing this replacement.

Models pending verification

These models are associated with this reference, but we have not finished verifying them yet, so we do not consider them compatibleIf your boiler is one of them, send us a photo of the part you are going to replace and we will verify it before you purchase.

Saunier Duval Themafast C 28 ESaunier DuvalUnconfirmed

Can't see your model or have questions? The printed reference takes precedence. How to check it ·

Guide

How to check if ref. S5742700 is the part for your boiler

The part reference, model, and equipment revision must be verified against the manufacturer's documentation.

  1. Compare reference S5742700 with the one indicated on the removed part or in the parts list.
  2. Check the markings ZIG 2/12 and Art.Nr. 07000028 when they are present on your component.
  3. Confirm the complete model and its variant before requesting; installation should be carried out by qualified technical personnel.
Technical data

Saunier Duval Ignition Transformer Datasheet S5742700

Catalogue reference
S5742700
Brand
Saunier Duval
Type of part
Transformers
Units in stock
5 units
Status
Refurbished
Warranty
1 year
Shipping
Depending on the country; cost shown at checkout
Return
14 days

Part data and available documentation

Contrast the label codes, PCB, and revision with the installed part; they are not necessarily equivalent references.

Type of part
Ignition transformer / spark generator
Documented model
Themafast C 28 E
Spare part reference
S5742700
Component marking
ZIG 2/12 · Art.No. 07000028 · 300 V/20 kHz · tmax 80 °C
Documentation

Manuals and technical documentation

Official documentation of the boiler, useful for locating the part and cross-referencing the fault codes.

Frequently asked questions

Frequently asked questions about the ignition transformer S5742700

Does Anstoss and Saunier Duval identify the same brand?
Saunier Duval is the brand of the appliance, and Anstoss identifies the manufacturer of the component. Also keep ZIG 2/12, 07000028, and S5742700 when checking the spare part.
Does the lack of spark confirm that I need to replace this module?
No. The technician must diagnose the ignition system and its connections before replacing it. The absence of a spark can have several causes.
Are the ignition electrodes included with the generator?
The offer corresponds to a spark generator or ignition transformer. It is not described as an electrode or wiring kit.

Other Saunier Duval spare parts

Delivery to the EU in 2–6 working days Depending on the country; cost shown at checkout
1-year warranty inspected and tested
14-day return uninstalled parts
Technical support we verify your model
Saunier Duval Themafast C 28 E Ignition Transformer · S5742700