Baxi 720789201 NTC Temperature Sensor – Suitable for Baxi, Main and Potterton Boilers

The Baxi 720789201 is a high-quality NTC (Negative Temperature Coefficient) sensor designed to monitor the water temperature inside your boiler. It supports correct heating operation by sending accurate temperature readings to the control board.

This replacement sensor is compatible with a broad range of Baxi, Main and Potterton boiler models.

It is ideal for resolving temperature-control faults, intermittent hot water and boiler overheating problems.

Compatible Boilers & GC Numbers

Baxi Boilers

Main Boilers

Potterton Boilers

Promax Ultra Range

Prices: Please remember that all prices are inclusive of VAT.

Please note: Before placing your order, check that your existing part matches the manufacturer part number stated above.

BAXI BOILER SPARES

Meanwhile, if you are looking for any Baxi-related products, please click the following link:

Baxi Spares

For Baxi diverter valves, please click the following link:

Baxi Diverter Valves

You can also browse our full range of Baxi PCBs by clicking the link below:

Baxi PCBs

For our available range of Baxi pumps, please click the following link:

Baxi Pumps

To view fans for Baxi boilers, please click the link below:

Baxi Fans

MAIN BOILER SPARES

If you are looking for Main-related products, please click the following link:

Main’s Spares

For Main’s diverter valves, please click the link below:

Main’s Diverter Valves

You can also browse our full range of Main’s PCBs by clicking the following link:

Main’s PCBs

For the available range of Main’s pumps, please click the link below:

Main’s Pumps

To view fans for Main boilers, please click the following link:

Main’s Fans

POTTERTON BOILER SPARES

If you are looking for Potterton-related products, please click the following link:

Potterton Spares

For Potterton diverter valves, please click the link below:

Potterton Valves

You can also browse our full range of Potterton PCBs by clicking the following link:

Potterton PCBs

For the available range of Potterton pumps, please click the link below:

Potterton Pumps

To view fans for Potterton boilers, please click the following link:

Potterton Fans

At Heating and Catering Parts, we always aim to provide the best possible customer experience. However, we understand that a product may occasionally not meet your expectations or requirements.

Returns

At Heating and Catering Parts, we aim to provide a dependable and straightforward shopping experience.

If the product does not meet your requirements, it may be returned under our comprehensive 30-day return policy.

Please review our full Return Policy before returning an item.

Dispatch and Delivery

Orders received before 3:00 p.m. EST, Monday to Friday, are usually dispatched on the same working day.

Every order is packed carefully to help ensure your boiler parts arrive quickly and safely.

Please note that weekends are not included in the standard next-day delivery guarantee. Orders dispatched on Friday using next-working-day delivery will normally arrive on Monday.

For weekend delivery, please select the available Saturday delivery option during checkout.

Thank you for choosing Heating and Catering Parts.