Glow-Worm 801724 Overheat Thermostat | Genuine Replacement Spare Part
- SKU
- EDDGLOWWORM117
Our Expert's Opinion
"A manufacturer approved safety thermostat that prevents unsafe temperature rise within the boiler."Glow-Worm 801724 Overheat Thermostat
The 801724 overheat thermostat is manufactured to original equipment specifications for temperature calibration, electrical response characteristics, and long‑term reliability in the high heat environment of a working boiler. Safety thermostats play a critical role in protecting the heat exchanger, seals, wiring, and other internal components from damage that can occur if temperatures exceed design limits. By providing fast, accurate detection of temperature excursions, this thermostat helps ensure the boiler shuts down before conditions become hazardous, reducing the risk of heat‑related failures, distortion of metal parts, or damage to surrounding system components.
Over time, thermostats can drift out of calibration, deteriorate due to thermal cycling, or fail due to electrical wear or mechanical fatigue. When a safety thermostat becomes unreliable, the boiler may either fail to shut down promptly under a genuine overheat condition — risking damage — or it may falsely trigger a shutdown, resulting in nuisance lockouts and service calls. Replacing a worn or failing overheat thermostat with this genuine OEM component restores dependable temperature monitoring and improves confidence in the boiler’s protective systems. Because this part directly affects safety‑critical shutdown logic, installation should always be carried out by a Gas Safe registered engineer, ensuring correct placement, accurate calibration, and compliance with boiler safety regulations and performance standards.
Glow-Worm provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 801724 |
|---|---|
| Product Code | EDDGLOWWORM117 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
Glow-Worm 801724 Overheat Thermostat
The 801724 overheat thermostat is manufactured to original equipment specifications for temperature calibration, electrical response characteristics, and long‑term reliability in the high heat environment of a working boiler. Safety thermostats play a critical role in protecting the heat exchanger, seals, wiring, and other internal components from damage that can occur if temperatures exceed design limits. By providing fast, accurate detection of temperature excursions, this thermostat helps ensure the boiler shuts down before conditions become hazardous, reducing the risk of heat‑related failures, distortion of metal parts, or damage to surrounding system components.
Over time, thermostats can drift out of calibration, deteriorate due to thermal cycling, or fail due to electrical wear or mechanical fatigue. When a safety thermostat becomes unreliable, the boiler may either fail to shut down promptly under a genuine overheat condition — risking damage — or it may falsely trigger a shutdown, resulting in nuisance lockouts and service calls. Replacing a worn or failing overheat thermostat with this genuine OEM component restores dependable temperature monitoring and improves confidence in the boiler’s protective systems. Because this part directly affects safety‑critical shutdown logic, installation should always be carried out by a Gas Safe registered engineer, ensuring correct placement, accurate calibration, and compliance with boiler safety regulations and performance standards.
Glow-Worm provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 801724 |
|---|---|
| Product Code | EDDGLOWWORM117 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
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