921024 Ariston: Thermostat Safety
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OEM Replacement Part & Compatibility Table
| Part number (MPN) | 921024 |
|---|---|
| Brand | Ariston |
| Category | Boilers and heating |
| Compatible appliances | Ariston ST 100 From Serial 97000000, Ariston ST 100 To Serial 97000000, Ariston ST 50 From Serial 97000000, Ariston ST 50 To Serial 97000000, Ariston ST 75 From Serial 97000000, Ariston ST 75 To Serial 97000000, Ariston Stdi 100 UK, Ariston Stdi 125 UK, Ariston Stdi 150 UK, Ariston Stdi 210 UK, Ariston Stdi 300 UK, Ariston STT 125 UK, Ariston STT 150 UK, Ariston STT 210 UK, Ariston STT 300 UK, SB 125 from serial no. 9700000, SB 150 from serial no. 9700000, SB 200 from serial no. 9700000 |
| Equivalent / superseded codes | Not listed in the sources |
| Fault codes | Not listed in the sources |
| Guide price (£) | Not available: check the current price with the seller |
Fitting notes
Frequently asked questions
Which appliances does 921024 fit?
The sources we checked list 921024 (Thermostat Safety, Ariston) for: Ariston ST 100 From Serial 97000000, Ariston ST 100 To Serial 97000000, Ariston ST 50 From Serial 97000000, Ariston ST 50 To Serial 97000000, Ariston ST 75 From Serial 97000000, Ariston ST 75 To Serial 97000000, Ariston Stdi 100 UK, Ariston Stdi 125 UK, Ariston Stdi 150 UK, Ariston Stdi 210 UK, Ariston Stdi 300 UK, Ariston STT 125 UK, Ariston STT 150 UK, Ariston STT 210 UK, Ariston STT 300 UK, SB 125 from serial no. 9700000, SB 150 from serial no. 9700000, SB 200 from serial no. 9700000. Always check the model and serial number on the data plate before ordering.
Does 921024 have equivalent or superseded part numbers?
The sources we checked list no equivalents for 921024. Ask a Ariston stockist to confirm.
What should I check before fitting 921024?
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.
Related parts
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Source checked on 2026-11-06: retailer parts list. Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.