PartsByCodespare parts by code

Knob - Selector Switch Was a 35001800

Part number (MPN)
39801290
Check compatibility

Type your appliance model: we compare it with the 8 appliances in our sources.

Catalogue numberChecked sources
Direct linkseBay and Amazon
Free to useNo sign-up

Parts for the same appliances

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

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

Frequently asked questions

Which appliances does 39801290 fit?

The sources we checked list 39801290 (Knob - Selector Switch Was a 35001800, Ferroli) for: Ferroli Combi 77 CF, Ferroli Hawk 11, Ferroli Optima 200, Ferroli Optima 2000, Ferroli Optima 601, Ferroli Optima 801, Ferroli Roma 55 FF/92, Ferroli Tempra Tempra. Always check the model and serial number on the data plate before ordering.

Does 39801290 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 39801290. Ask a Ferroli stockist to confirm.

What should I check before fitting 39801290?

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.

View on eBay

Some lists are dated and the part may have been superseded.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