Sensor and Switch are not equivalent
It is not enough for you to fit: the signal type and the required version must match. The photograph does not allow to deduce Connection power, range or schema.

Water pressure sensor Saunier Duval Themafast Nox F 30 B/1 refurbished. Pressure sensor black water with Connector axial and insert end with Gaskets. The label and contour allow to distinguish it from versions with Connector side.
The electric Connector and hydraulic socket help to distinguish this Sensor. Also compare the complete code of the installed unit.
Connector axial, identifying label and insertion end with Gaskets. Compare views from the same angle and complete identification of the Part removed.
Choose a photo of your part to view it beside this unit. Compare the labels, connectors and mounting points from the same angle.
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Application listed in the catalogue: Saunier Duval Themafast Nox F 30 B/1. The variant and configuration must match the installed equipment; this does not establish compatibility with other models.
No models are documented for that search.
The application is listed in the catalogue and must be checked against the installed variant. Compatibility has not been confirmed against an exploded parts diagram.
It is not enough for you to fit: the signal type and the required version must match. The photograph does not allow to deduce Connection power, range or schema.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
Pressure sensor black water with Connector axial and insert end with Gaskets. The label and contour allow to distinguish it from versions with Connector side. Compare these details with the Part removed and its full identification.
Visible code on tag: 0020016532. These are readings from the photographed unit and not a list of equivalent references.
This product page identifies the catalogued application Saunier Duval Themafast Nox F 30 B/1. It does not establish equivalence with other versions; service documentation linking Part to the specific model is required to extend compatibility.