Temperature and Pressure are different readings
A Thermometer does not replace a Pressure gauge. Contrast the type of instrument and its mounting points before choosing it.

Thermometer Vaillant VCW 15/3 T3 WDH reconditioned. The clear dial shows Celsius degrees and a clear capillary finished in copper bulb. Compare the reference, connections and bindings with the Part of your team before choosing the Replacement part.
The scale in degrees Celsius identifies the temperature reading. The bulb, its accommodation and the capillary route are useful details to compare two units.
The temperature scale and bulb. Compare the views from the same angle and the complete identification of the removed Part.
Choose a photo of your part to view it beside this unit. Compare the labels, connectors and mounting points from the same angle.
Your photo stays on your device: it is not sent or stored.

Application listed in the catalogue: Vaillant VCW 15/3 T3 WDH. The variant and configuration must match the installed equipment; this does not establish compatibility with other models.
No models are documented for that search.
Application taken from the catalogue, pending comparison with the installed variant. This does not constitute compatibility certified against an exploded diagram.
A Thermometer does not replace a Pressure gauge. Contrast the type of instrument and its mounting points before choosing it.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
The clear dial shows degrees Celsius and a clear capillary finished in copper bulb. Compare these details with the removed Part and its complete identification.
The photograph shows a Temperature indicator in degrees Celsius. It is not a Indicator for Pressure in bar; check the instrument you need to replace.
This product page identifies the catalogued application Vaillant VCW 15/3 T3 WDH. It does not establish equivalence with other versions; service documentation linking Part to the specific model is required to extend compatibility.