HT II-3 PCB · 8 748 300 503

Compatible models

Check the listed models, version and part number before ordering the spare part.

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.

Can't see your model or have questions? The printed reference takes precedence. How to check it · Send us a photo via WhatsApp.

How to check if it is the part for your boiler

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

1. The inventory bag indicates Junkers ZWC 28 1MFA 23 and reference 8748300503. Check 8 748 300 503, the revision, the connectors, and the breakdown of your equipment.

Technical data

Brand

Bosch

Type of part

PCBs (control boards)

Units in stock

3 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.

Screen printing

HT II-3

Circuit code

8 748 300 503

Another printed marking

CA CA CC