Heatmiser DS1-L Central Heating Dial Thermostat (with screen)
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For delivery on Tuesday
When ordered before 4pm (On weekdays)
The Heatmiser DS1-L is a 230V electronic room thermostat designed for conventional and combi-boiler systems. Built for accuracy and efficiency, it works alongside a separate programmer to give you complete control over your heating system.
Key Features
Advanced Electronic Dial Control – Provides precise and reliable temperature regulation, ensuring consistent comfort.
Power & Heat Indicators – LED indicators show when the power is on and when heating is active, keeping you informed.
Sleek & Modern Design – A minimalist aesthetic blends effortlessly into any interior, offering both style and functionality.
Easy Temperature Adjustment – Intuitive dial control allows for quick fine-tuning of your room temperature.
Variable Switching Differential – Customize the temperature range for on/off switching, enhancing energy efficiency.
Built-in Air Sensor – Ensures accurate ambient temperature measurement for optimal heating performance.
Important Installation Information
The Heatmiser DS1-L requires a 3-wire system (Live, Neutral, and Switch wire).
Before installation, check your wiring and refer to the installation manual for compatibility.
Specifications
Feature
Details
Max Output
Volt Free, 3A Max
Supply
230V AC
Dimensions (L x H x D)
92mm x 92mm x 26mm
Temperature Range
5°C – 35°C
Mounting Type
Surface-mounted
Optional Probe (not included)
Heatmiser Thimble Sensor
IP Rating
IP20
Easy Installation Guide
Remove the front panel by unscrewing the securing screws on the bottom.
Use the backplate as a template to mark two drill hole positions on the wall.
Drill the marked positions and insert wall plugs for secure fitting.
Wire the thermostat according to the wiring diagram.
Secure the backplate to the backbox using screws.
Reattach the front panel and tighten the securing screws.
Upgrade Your Heating Control
With advanced features, precision temperature regulation, and a modern design, the Heatmiser DS1-L delivers exceptional heating control and energy efficiency—making it the perfect upgrade for your home or workspace.
Why Choose the Heatmiser DS1-L?
More accurate than standard thermostats
Stylish, modern design
Energy-efficient heating control
Quick and easy installation
Take control of your heating today with the Heatmiser DS1-L Central Heating Dial Thermostat!
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:
2-3 working days delivery
Next working day (Order before 4pm Monday - Friday)
Next working day before 12 noon (Order before 4pm Monday - Friday)
At Underfloor Heating Direct, our customers have 30 days to upgrade, replace or refund their orders.
Returns
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.
Replacements
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.
Upgrades
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.
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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