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 Ariston Genus 27 BFFI reconditioned. Pressure switch circular white with red center disk, upper terminals, fixation columns and lower Tube. Compare the indicated tarado, Ports Pressure and electrical contacts with the installed Pressure switch.
Compare the full code, Ports and terminals. Two Pressure switches can share housing and have a different calibration.
Disc color, upper terminals and lower socket Tube. Compare views from the same angle and 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: Ariston Genus 27 BFFI. 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.
Pressure switch circular white with red center disk, upper terminals, fixation columns and lower Tube. Compare these details with the removed Part and its complete identification.
Disc color, upper terminals and lower socket Tube. Compare views from the same angle and complete identification of the removed Part.
This product page identifies the catalogued application Ariston Genus 27 BFFI. It does not establish equivalence with other versions; service documentation linking Part to the specific model is required to extend compatibility.