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Anode Protech

Part number (MPN)
340406

OEM Replacement Part & Compatibility Table

Brand
Guide price (£)
Not available: check the current price with the seller
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

  • NUOS 200
  • PROTECH ST 100 ELEC
  • PROTECH ST 50 ELEC
  • PROTECH ST 80 ELEC
  • Ariston Protech ST 100
  • Ariston Protech ST 50
  • Ariston Protech ST 80

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

Frequently asked questions

Which appliances does 340406 fit?

The sources we checked list 340406 (Anode Protech, Ariston) for: NUOS 200, PROTECH ST 100 ELEC, PROTECH ST 50 ELEC, PROTECH ST 80 ELEC, Ariston Protech ST 100, Ariston Protech ST 50, Ariston Protech ST 80. Always check the model and serial number on the data plate before ordering.

Does 340406 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 340406. Ask a Ariston stockist to confirm.

What should I check before fitting 340406?

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Some lists are dated and the part may have been superseded.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.