Best Central Heating Timers Programmers of 2026

Last updated on 17/01/2026

Advertising disclosure

Advertising disclosure

Most Relevant

Electronics Home & Kitchen Computers Office Supplies Toys & Games Sports & Fitness

Most Relevant

Horstmann ChannelPlus H27XL Two Channel 7-Day Programmer – NU0573027000, Central Heating & Hot Water Timer Control (White)

Horstmann ChannelPlus H27XL Two Channel 7-Day Programmer – NU0573027000, Central Heating & Hot Water Timer Control (White)

Versatile two-channel functionality.
User-friendly 7-day programming.
Reliable, high-quality design.

Main Highlights

Official Horstmann ChannelPlus – Genuine H27XL 7-day, 2-channel programmer (part no. NU0573027000) for heating & hot water control.
Dual Channel Operation – Independently times both central heating and domestic hot water.
7-Day Programmable – Set different on/off times for each day of the week to match your household routine.
Boost & Override Functions – Manual controls allow temporary adjustments without altering your regular programme.
Simple Wall-Mounted Unit – Compact, white design with LED indicators and easy-to-use push buttons.

Product image 1

Horstmann ChannelPlus H27XL Two Channel 7-Day Programmer – NU0573027000, Central Heating & Hot Water Timer Control (White)

Versatile two-channel functionality.
User-friendly 7-day programming.
Reliable, high-quality design.

Main Highlights

Official Horstmann ChannelPlus – Genuine H27XL 7-day, 2-channel programmer (part no. NU0573027000) for heating & hot water control.
Dual Channel Operation – Independently times both central heating and domestic hot water.
7-Day Programmable – Set different on/off times for each day of the week to match your household routine.
Boost & Override Functions – Manual controls allow temporary adjustments without altering your regular programme.
Simple Wall-Mounted Unit – Compact, white design with LED indicators and easy-to-use push buttons.

Value for Money

Horstmann Secure 425 Tiara Two Circuit Electro-Mechanical Programmer NU5550301000 Grey

Horstmann Secure 425 Tiara Two Circuit Electro-Mechanical Programmer NU5550301000 Grey

Genuine part for reliability.
Simple installation with backplate.
Manual override for flexibility.

Main Highlights

Rotating 24-hour dial and tappet arrangement
Easy to install using a 9-pin backplate
Advance control to allow manual override ON or OFF
Programme options: On, Off, All day or Auto
7 years no quibbles warranty
Genuine Part

Product image 1

Horstmann Secure 425 Tiara Two Circuit Electro-Mechanical Programmer NU5550301000 Grey

Genuine part for reliability.
Simple installation with backplate.
Manual override for flexibility.

Main Highlights

Rotating 24-hour dial and tappet arrangement
Easy to install using a 9-pin backplate
Advance control to allow manual override ON or OFF
Programme options: On, Off, All day or Auto
7 years no quibbles warranty
Genuine Part

Danfoss Randall FP715SI Heating Programmer

Danfoss Randall FP715SI Heating Programmer

Customizable schedule options available.
Backlit display for readability.
Hot water and heating independence.

Main Highlights

Two channel full programmer
7 day, 5/2 day or 24 hour
2 on/offs or 3 on/offs per day
Permanent back lit display
Independent Hot Water and Central Heating

Product image 1

Danfoss Randall FP715SI Heating Programmer

Customizable schedule options available.
Backlit display for readability.
Hot water and heating independence.

Main Highlights

Two channel full programmer
7 day, 5/2 day or 24 hour
2 on/offs or 3 on/offs per day
Permanent back lit display
Independent Hot Water and Central Heating

Honeywell ST9400C Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White - Bulk Package

Honeywell ST9400C Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White - Bulk Package

Effortless time adjustment.
Sleek, large display.
Smart LoT integration.

Main Highlights

Now with LoT Technology
Our Largest ever Backlight Display
Factory set Clock
Automatic Summer/Winter time change
7 Day or 5/2 Day operation
Product may comes in white box or plastic package

Product image 1

Product image 2

Honeywell ST9400C Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White - Bulk Package

Effortless time adjustment.
Sleek, large display.
Smart LoT integration.

Main Highlights

Now with LoT Technology
Our Largest ever Backlight Display
Factory set Clock
Automatic Summer/Winter time change
7 Day or 5/2 Day operation
Product may comes in white box or plastic package

Drayton SM2 Twin Dual Channel Electro-mechanical Programmer 29206 Genuine Part - Hanicks

Drayton SM2 Twin Dual Channel Electro-mechanical Programmer 29206 Genuine Part - Hanicks

Advance feature simplifies usage.
Independent heating, hot water programming.
Easy 4-position slide settings.

Main Highlights

Suitable for gravity & pumped systems
Independent heating & hot water programming
Advance feature
4 position slide for ease of setting
2 on/off periods per day
Industry standard wallplate

Product image 1

Product image 2

Product image 3

Product image 4

Drayton SM2 Twin Dual Channel Electro-mechanical Programmer 29206 Genuine Part - Hanicks

Advance feature simplifies usage.
Independent heating, hot water programming.
Easy 4-position slide settings.

Main Highlights

Suitable for gravity & pumped systems
Independent heating & hot water programming
Advance feature
4 position slide for ease of setting
2 on/off periods per day
Industry standard wallplate

Honeywel-Resideo ST9400C Wired 7 Day, 2 Channel 230V Programmer ST9400C1000 (Compatible/Replacement for’ ST699 ST799 ST6200A ST6300A ST6400A ST6400C ST9400A) - Hanicks

Honeywel-Resideo ST9400C Wired 7 Day, 2 Channel 230V Programmer ST9400C1000 (Compatible/Replacement for’ ST699 ST799 ST6200A ST6300A ST6400A ST6400C ST9400A) - Hanicks

Large, clear display setup.
On-screen text instructions help.
Program indicator lights checks.

Main Highlights

Large, clear, high-contrast display for easy set-up
On-screen instructions providing text feedback that gives help
The unit has program indicator lights so that in-operation checks can easily be made
Large backlit display which can be set to off, intermittent or continuously on, with no extra energy consumption
Up to 3 on/off periods per day can be set, and a choice of 3 different built-in programs, make timing choices easy
Factory-set clock and date with automatic daylight saving, 1-hour time change facility
Programmed settings are retained indefinitely in non volatile memory if mains power is lost
Boiler Plus compliant for system boilers when used with a room thermostat

Product image 1

Product image 2

Product image 3

Product image 4

Honeywel-Resideo ST9400C Wired 7 Day, 2 Channel 230V Programmer ST9400C1000 (Compatible/Replacement for’ ST699 ST799 ST6200A ST6300A ST6400A ST6400C ST9400A) - Hanicks

Large, clear display setup.
On-screen text instructions help.
Program indicator lights checks.

Main Highlights

Large, clear, high-contrast display for easy set-up
On-screen instructions providing text feedback that gives help
The unit has program indicator lights so that in-operation checks can easily be made
Large backlit display which can be set to off, intermittent or continuously on, with no extra energy consumption
Up to 3 on/off periods per day can be set, and a choice of 3 different built-in programs, make timing choices easy
Factory-set clock and date with automatic daylight saving, 1-hour time change facility
Programmed settings are retained indefinitely in non volatile memory if mains power is lost
Boiler Plus compliant for system boilers when used with a room thermostat

VAILLANT TIMESWITCH 150 0020116882

VAILLANT TIMESWITCH 150 0020116882

Simple and easy to use.
Larger analogue clock display.
Complete flexible time control.

Main Highlights

Simple, easy to use 24 hour mechanical timer.
Traditional familiar mechanical timer with a larger analogue clock display for easy setting of your time programs.
Flexible programming with the ability to set up to 48 heating on/off times
Time periods as short as 15 minutes to give complete and flexible control of your time programs.

Product image 1

Product image 2

Product image 3

VAILLANT TIMESWITCH 150 0020116882

Simple and easy to use.
Larger analogue clock display.
Complete flexible time control.

Main Highlights

Simple, easy to use 24 hour mechanical timer.
Traditional familiar mechanical timer with a larger analogue clock display for easy setting of your time programs.
Flexible programming with the ability to set up to 48 heating on/off times
Time periods as short as 15 minutes to give complete and flexible control of your time programs.

Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channel

Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channel

Independent control for versatility.
Stylish design enhances aesthetics.
Easy-to-read illuminated display.

Main Highlights

4 independently timed channels – hot water and 3 separate heating zones.
Suitable for fully pumped systems.
Stylish design with pull down flap for programming.
3 different time periods (5 day plus 2 or 7 day).
Easy view 12 hour am/pm or 24 hour clock/timer display illuminated on setting.

Product image 1

Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channel

Independent control for versatility.
Stylish design enhances aesthetics.
Easy-to-read illuminated display.

Main Highlights

4 independently timed channels – hot water and 3 separate heating zones.
Suitable for fully pumped systems.
Stylish design with pull down flap for programming.
3 different time periods (5 day plus 2 or 7 day).
Easy view 12 hour am/pm or 24 hour clock/timer display illuminated on setting.

ESI ES3247B Multi Purpose Central Heating Programmer/Timer - 3 Channel

ESI ES3247B Multi Purpose Central Heating Programmer/Timer - 3 Channel

Large, easy-to-read display.
Automatic time adjustments.
Easy Fit installation.

Main Highlights

Large easy to read LCD with blue backlight 7 day 5/2 or 24 hour operation
Automatic BST/GMT 1 hour time change Factory set clock and date Easy to use overrides
HOLIDAY mode Easy Fit Backplate (connectors on left side) 230V AC6 (2) A IP30
Dimensions 140 mm wide x 90 mm high x 29 mm deep

Product image 1

Product image 2

Product image 3

Product image 4

ESI ES3247B Multi Purpose Central Heating Programmer/Timer - 3 Channel

Large, easy-to-read display.
Automatic time adjustments.
Easy Fit installation.

Main Highlights

Large easy to read LCD with blue backlight 7 day 5/2 or 24 hour operation
Automatic BST/GMT 1 hour time change Factory set clock and date Easy to use overrides
HOLIDAY mode Easy Fit Backplate (connectors on left side) 230V AC6 (2) A IP30
Dimensions 140 mm wide x 90 mm high x 29 mm deep

7-Day 2 Channel Central Heating & Hot Water Programmer Timer Replacement for Honeywell ST9400C – Dual Channel Wired Boiler Controller and Heating Timer

7-Day 2 Channel Central Heating & Hot Water Programmer Timer Replacement for Honeywell ST9400C – Dual Channel Wired Boiler Controller and Heating Timer

Compatible with various Honeywell systems.
Flexible dual channel scheduling options.
User-friendly display and controls.

Main Highlights

Compatible With Multiple Honeywell Programmers - Works with systems using Honeywell ST9400C, ST699, ST799 and ST7100 wiring layouts, making it a suitable alternative boiler programmer for central heating and hot water control.
Independent Heating and Hot Water Scheduling - Dual channel design allows separate on/off times for heating and hot water, providing flexibility for different household usage patterns compared to single-channel timers.
7-Day Programmable Heating Timer - Supports fully programmable daily or weekly schedules with up to three on/off periods per day, allowing precise control of boiler operation and reducing unnecessary energy use.
Clear Display and Simple User Interface - Large, easy-read LCD and intuitive control buttons make adjusting heating schedules, reviewing settings, and making quick changes straightforward for homeowners or installers.
Wired Central Heating and Boiler System Compatibility - Suitable for most wired boilers and central heating systems requiring a programmable timer or heating controller, including combi, system and heat-only boiler setups.

Product image 1

Product image 2

Product image 3

Product image 4

7-Day 2 Channel Central Heating & Hot Water Programmer Timer Replacement for Honeywell ST9400C – Dual Channel Wired Boiler Controller and Heating Timer

Compatible with various Honeywell systems.
Flexible dual channel scheduling options.
User-friendly display and controls.

Main Highlights

Compatible With Multiple Honeywell Programmers - Works with systems using Honeywell ST9400C, ST699, ST799 and ST7100 wiring layouts, making it a suitable alternative boiler programmer for central heating and hot water control.
Independent Heating and Hot Water Scheduling - Dual channel design allows separate on/off times for heating and hot water, providing flexibility for different household usage patterns compared to single-channel timers.
7-Day Programmable Heating Timer - Supports fully programmable daily or weekly schedules with up to three on/off periods per day, allowing precise control of boiler operation and reducing unnecessary energy use.
Clear Display and Simple User Interface - Large, easy-read LCD and intuitive control buttons make adjusting heating schedules, reviewing settings, and making quick changes straightforward for homeowners or installers.
Wired Central Heating and Boiler System Compatibility - Suitable for most wired boilers and central heating systems requiring a programmable timer or heating controller, including combi, system and heat-only boiler setups.

We scanned 1423 products

We reviewed these offers relevant to the Central Heating Timers Programmers within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Horstmann, Hanicks, Danfoss, Honeywell, Vaillant, Timeguard, ESI, Hulthor, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Central Heating Timers Programmers in the market, we considered we took a deep dive into 7116 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Horstmann ChannelPlus H27XL Two Channel 7-Day Programmer – NU0573027000, Central Heating & Hot Water Timer Control (White). We love many things about this product by Horstmann. What sets it apart from the competition is Versatile two-channel functionality. , User-friendly 7-day programming. , Reliable, high-quality design. .
The best value product for most shoppers and where user satisfaction is continuously the highest is Horstmann Secure 425 Tiara Two Circuit Electro-Mechanical Programmer NU5550301000 Grey by Hanicks based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Central Heating Timers Programmers and the best cost-to-value ratio is Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channelat Timeguard with a 5% discount.
Our list of the best Central Heating Timers Programmers is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.