The housing does not determine calibration
The colour of the label and the external resemblance are not enough to choose the Replacement part. Confirms the marking and version; it is not proposed to modify its setting.

air pressure switch Roca Laura Plus 28/28 F reconditioned. Air pressure switch circular black with side socket, engraved scale and Cover posterior. Compare the required tarado, Ports Pressure and electrical contacts with the Pressure switch installed.
Compare the full code, Ports and terminals. Two Pressure switches can share housing and have a different calibration.
The side shot, the engraved scale and the rear Cover. 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.
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Application listed in the catalogue: Roca Laura Plus 28/28 F. 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.
The colour of the label and the external resemblance are not enough to choose the Replacement part. Confirms the marking and version; it is not proposed to modify its setting.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
Air pressure switch circular black with side socket, engraved scale and Cover back. Compare these details with the removed Part and its complete identification.
The side shot, the engraved scale and the rear Cover. Compare the views from the same angle and the complete identification of the removed Part.
This product page identifies the catalogued application Roca Laura Plus 28/28 F. It does not establish equivalence with other versions; service documentation linking Part to the specific model is required to extend compatibility.