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Heatmiser DS1 Central Heating Dial Thermostat

From £14.99
Now £14.99
in stock, ready to be shipped
in stock, ready to be shipped
Heatmiser DS1 Central Heating Dial Thermostat
From £14.99
Now £14.99
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For delivery on Tuesday

When ordered before 4pm (On weekdays)

Introducing the Heatmiser DS1, a versatile 230v electronic room thermostat specifically designed for conventional or combi-boiler systems. This advanced thermostat works in conjunction with a separate programmer, providing precise control over your heating system.

Key Features:

  • Electronic Dial Thermostat: The Heatmiser DS1 is an electronic dial thermostat that offers superior control compared to standard bimetallic thermostats. It ensures accurate and consistent temperature regulation for optimal comfort.
  • Power On and Heat On Indication: The thermostat features clear indicators to let you know when the power is on and when the heating is activated, providing instant feedback on the thermostat's status.
  • Modern Appearance: With its sleek and modern design, the Heatmiser DS1 adds a touch of sophistication to any room. It blends seamlessly with your decor while offering advanced functionality.
  • Precise Temperature Adjustment: Easily increase or decrease the required temperature with the intuitive dial control. Enjoy effortless temperature adjustments to create the perfect environment.
  • Variable Switching Differential: The thermostat offers a variable switching differential, allowing you to customize the temperature range at which the heating system turns on and off. This feature provides fine-tuned control and energy efficiency.
  • Built-In Air Sensor: The Heatmiser DS1 is equipped with a built-in air sensor that accurately measures the ambient temperature. This ensures precise temperature control for optimal comfort.

Please note that the Heatmiser DS1 requires at least 3 wires (Live, Neutral, and Switch wire) to operate. Before installation, carefully check your wiring and refer to the manual download to ensure compatibility with your system.

Elevate your heating control with the Heatmiser DS1 Central Heating Dial Thermostat, offering advanced features, precise temperature regulation, and a sleek design for enhanced comfort and convenience.

Max Output Volt Free 3A Max
Supply 230v AC
Dimensions (L,H,D) 92x92x26mm
Temperature Range 05-35 °C
Mounting Type Surface
Optional Probe (not included) Heatmiser Thimble Sensor
IP Rating IP20

This dial thermostat is designed to be surface mounted.

  • Separate the front part of the thermostat by unscrewing the securing screws on the bottom face of the thermostat.
  • Mark 2 hole positions on the wall using the backplate as a positioning template. Drill at the marked positions and insert a wall plug into each hole.
  • Terminate the thermostat as per the wiring diagram and screw the DS1 back plate to the back box.
  • Reconnect the thermostat front plate and insert the securing screws.
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Our customer support is available Monday to Friday 7am-6pm.

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Free delivery on all orders*

At Underfloor Heating Direct, we strive to make every step of your order as easy and convenient as possible, from finding the right underfloor heating setup to best suit you to taking delivery of your system the very next day.

We're proud to offer a range of delivery options to suit you, including free delivery on all orders over £100 or next working day delivery for a fixed price of £5.99.

  • 2-3 working days delivery, order over £100 - FREE (£5.99 if under £100)
  • Next working day - £9.99 (Order before 4pm Monday - Friday)
  • Next working day before 12 noon - £19.99 (Order before 4pm Monday - Friday)
  • Saturday delivery - £29.99 (Order before 4pm Friday)

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30 days returns policy

At Underfloor Heating Direct, our customers have 30 days to upgrade, replace or refund their orders.


At Underfloor Heating Direct, we want to ensure you are happy with every purchase you make. If you have any issues with your chosen product, whether damaged, faulty or simply an unwanted item, you can simply return what you bought for a refund.


We take great care in the delivery of all of our products, however, in the event of your delivery arriving damaged or if you notice a manufacturing fault of any kind within 48 hours of delivery, you're within your rights to a replacement.


Within 14 days of purchasing from us, you are eligible to upgrade if you deem you want something a little better. Simply send it back to us brand new and we'll happily assist you with an upgrade to your order.

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Long-lasting warranty

At Underfloor Heating Direct, we are committed to providing our customers with high-quality products and outstanding customer service. That's why we offer a comprehensive warranty on all of our underfloor heating products, with a 10 year warranty for our electric underfloor heating kits.

Our warranties are designed to give you peace of mind and ensure that your underfloor heating system operates reliably for years to come.

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