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Main Circuit Flow Switch KIT with Micro

Part number (MPN)
65100519
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Type your appliance model: we compare it with the 6 appliances in our sources.

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Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 65100519 fit?

The sources we checked list 65100519 (Main Circuit Flow Switch KIT with Micro, Ariston) for: GENUS 23 MI COMBI NG, Ariston Genus 23 Mffi UK, GENUS 27 PLUS ED 3 COMBI NG, Ariston Genus 27 Mffi UK, DIA SYSTEM 27 RFFI from serial, DIA SYSTEM 27 RFFI LPG from se. Always check the model and serial number on the data plate before ordering.

Does 65100519 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 65100519. Ask a Ariston stockist to confirm.

What should I check before fitting 65100519?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.