Thermostat Replacement Cost — Oven, Refrigerator & More (UK, 2026)
Estimated £40–£200 for a thermostat replacement in the UK, depending on the appliance and the exact fault. Built from 16 sourced repair jobs across 6 appliance types — each row keeps its own sources. Reviewed July 2026.
What a thermostat replacement costs, by appliance and fault Estimated
Each row is a real sourced repair job whose description matched this part. Parts and total are that job's own national range — follow the problem link to localize it to your area.
| Appliance | Problem | Repair | Parts | Total | DIY |
|---|---|---|---|---|---|
| Refrigerator | Not cooling | Evaporator/condenser fan motor or thermostat repair (most common no-cool) | £15–£115 | £75–£200 | Pro recommended |
| Refrigerator | Freezer cold but refrigerator warm | Defrost system repair (heater / thermostat) | £25–£110 | £85–£170 | DIY possible |
| Refrigerator | Freezing food (too cold) | Temperature control thermostat replacement | £15–£65 | £75–£140 | DIY possible |
| Refrigerator | Runs constantly | Defrost system repair (heater / thermostat) | £25–£110 | £85–£170 | DIY possible |
| Refrigerator | Frost or ice buildup | Defrost thermostat / bi-metal replacement | £15–£65 | £75–£140 | DIY possible |
| Dryer | Not heating | Thermostat / thermal cut-out (TOC) replacement | £5–£40 | £40–£110 | DIY possible |
| Dryer | Takes too long / not drying | Thermostat / Thermistor Replacement | £8–£40 | £40–£120 | DIY possible |
| Dryer | Stops mid-cycle / shuts off | Thermostat / Thermistor Replacement | £8–£40 | £40–£120 | DIY possible |
| Dryer | Overheating / too hot | High-Limit Thermostat / Thermal Cut-Off Replacement | £8–£40 | £60–£120 | DIY possible |
| Dishwasher | Not drying dishes | High-limit thermostat replacement | £10–£20 | £90–£160 | DIY possible |
| Range / Stove / Oven | Oven not heating | Oven thermostat replacement | £15–£70 | £80–£160 | Pro recommended |
| Range / Stove / Oven | Oven temperature incorrect / uneven | Oven thermostat replacement | £15–£70 | £50–£160 | DIY possible |
| Wall Oven | Not heating | Thermostat / temperature sensor replacement (oven stays cold) | £15–£45 | £75–£150 | Pro recommended |
| Freezer (Chest / Upright) | Not freezing / too warm | Thermostat / cold control replacement | £15–£65 | £75–£140 | DIY possible |
| Freezer (Chest / Upright) | Not running / no power | Cold-control thermostat replacement | £15–£65 | £75–£140 | DIY possible |
| Freezer (Chest / Upright) | Temperature fluctuating | Cold-control thermostat replacement | £15–£65 | £75–£140 | DIY possible |
Base: 4 published national repair-cost guides (full source registry on the methodology page), published rates from 5 UK repair companies · National base ranges — localize any figure on its linked problem page · Reviewed July 2026 · Estimated
Related appliance cost guides
The full cost guide for each appliance a thermostat replacement shows up in:
Estimated national ranges aggregated from the linked problem pages — no per-page localization is applied here. See the methodology for the localization method and named sources.
Reviewed by a Red-Seal certified appliance technician.