The Instanta XE853 Complete Thermistor With Putty is a genuine replacement temperature sensor designed for use in compatible Instanta water boilers and commercial hot water systems. It plays a vital role in monitoring water temperature and ensuring the appliance operates safely and efficiently.
The thermistor works by detecting changes in temperature inside the boiler and sending signals to the control system, allowing precise regulation of heating cycles. This helps maintain consistent hot water output while preventing overheating or inefficient operation.
This part is supplied complete with fixing putty, allowing secure installation and proper thermal contact within the boiler system. It is commonly used as a replacement for a faulty, inaccurate, or failed temperature sensor.
Suitable for a wide range of commercial environments including catering facilities, offices, schools, healthcare settings, and hospitality venues, the XE853 is designed for reliable performance in continuous-use applications.
Manufactured to OEM specifications, this genuine Instanta spare part ensures accurate fitment, dependable operation, and long-term durability when installed in compatible equipment.
Key Features & Benefits
| MPN | XE853 |
|---|---|
| Product Code | EDDINSTANTASPARE16 |
| Compatible With: Product Code (SKU) | CTSBC2810; CTS 3/5/11/13/17; CTSP 10/11/15/17/19/27; CTSV 36/50/135; WMS 2/5/6/10; WMSP 3/7/15/25 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Instanta |
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.
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.
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.
The Instanta XE853 Complete Thermistor With Putty is a genuine replacement temperature sensor designed for use in compatible Instanta water boilers and commercial hot water systems. It plays a vital role in monitoring water temperature and ensuring the appliance operates safely and efficiently.
The thermistor works by detecting changes in temperature inside the boiler and sending signals to the control system, allowing precise regulation of heating cycles. This helps maintain consistent hot water output while preventing overheating or inefficient operation.
This part is supplied complete with fixing putty, allowing secure installation and proper thermal contact within the boiler system. It is commonly used as a replacement for a faulty, inaccurate, or failed temperature sensor.
Suitable for a wide range of commercial environments including catering facilities, offices, schools, healthcare settings, and hospitality venues, the XE853 is designed for reliable performance in continuous-use applications.
Manufactured to OEM specifications, this genuine Instanta spare part ensures accurate fitment, dependable operation, and long-term durability when installed in compatible equipment.
Key Features & Benefits
| MPN | XE853 |
|---|---|
| Product Code | EDDINSTANTASPARE16 |
| Compatible With: Product Code (SKU) | CTSBC2810; CTS 3/5/11/13/17; CTSP 10/11/15/17/19/27; CTSV 36/50/135; WMS 2/5/6/10; WMSP 3/7/15/25 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Instanta |
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.
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.
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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