Best Thread Thermostats of 2025

Corey Phillips Avatar
Corey Phillips
Last Updated: 30 Apr 2023

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Finding one of the best thread thermostats is perhaps the most crucial decision you will make. We've searched 60 thread thermostats, involving various brands including Heimeier, Acebwhtoy, Drayton, HONEYWELL, Caleffi.

We have put together a collection of 10 Best Thread Thermostats for a wide variety of different needs. And at the top of the best thread thermostats chain is Heimeier Thermostat. Our other recommendations are of good quality as well. Keep reading to find the best one!

At a Glance: Our Top Picks

Adaptor for Danfoss Thermostat Heads, RAVL 26 mm valves, M30 x 1.5 Screw Thread Cover #TOP 1
Adaptor for Danfoss Thermostat Heads, RAVL 26 mm valves, M30 x 1.5 Screw Thread
ftb score rating icon 9.8
2/4 Pieces Thermostatic Head for Thread M30 x 1.5, Comfort Thermostat Heating Thermostatic Valves Radiator Thermostat Valve Adapter Heating Thermostat Cover #TOP 2
2/4 Pieces Thermostatic Head for Thread M30 x 1.5, Comfort Thermostat Heating Thermostatic Valves Radiator Thermostat Valve Adapter Heating Thermostat
ftb score rating icon 9.7
Drayton 24001 RTS1 Standard Room Thermostat Cover #TOP 3
Drayton 24001 RTS1 Standard Room Thermostat
ftb score rating icon 9.5

Top 10 Thread Thermostats

#TOP 1

Adaptor for Danfoss Thermostat Heads, RAVL 26 mm valves, M30 x 1.5 Screw Thread

Heimeier
9700-24.700
Adaptor for Danfoss Thermostat Heads, RAVL 26 mm valves, M30 x 1.5 Screw Thread Cover
Adaptor for Danfoss Thermostat Heads, RAVL 26 mm valves, M30 x 1.5 Screw Thread

Features
RAVL
Heimeier Adaptor For Mounting Danfoss Thermostat Heads With M30 X 1.5 connection Thread To RAVL With Clamp Connector 26 mm In Diameter.
Item Package Quantity: 1.0
30 X 1.5 Mm.
#TOP 2

2/4 Pieces Thermostatic Head for Thread M30 x 1.5, Comfort Thermostat Heating Thermostatic Valves Radiator Thermostat Valve Adapter Heating Thermostat

2/4 Pieces Thermostatic Head for Thread M30 x 1.5, Comfort Thermostat Heating Thermostatic Valves Radiator Thermostat Valve Adapter Heating Thermostat Cover
2/4 Pieces Thermostatic Head for Thread M30 x 1.5, Comfort Thermostat Heating Thermostatic Valves Radiator Thermostat Valve Adapter Heating Thermostat (4 Pieces)

Features
5-Level Range Modulation Temperature: Which Can Regulate The Indoor Temperature According To Your Own Requirements. The Thermostat Radiator Has 5 Levels To Adjust The Temperature, Can Provide A Adjustment Aid And Is Equipped With A Liquid Sensor And A Zero Setting.
Premium Material: The Thermostat Head Is Made Of High Quality Material, Excellent Adjustment Performance, Very Durable, Long Service Life.
Wide Applications: These Valves Can Be Used On Towel Rails, Column Radiators, Panel Central Heating Radiators And Vertical Flat Tube Radiators. Any Installation Where The Pipes Come Out Of The Ground. Please Confirm Before Purchase Whether This Thermostatic Head Is Suitable For Your Valve, And Only The Head Is Supplied, The Valve Body Is Not Included.
Radiator Head: 2/4 Piece Thermostat Radiator Set For Valves With Threaded Connection M 30 X 1.5 And Valves With Thread Connection M 30 X 1.5 For Radiator Manufacturers.
Frost Protection Function: Thermostatic Radiator Valve Is Suitable For Compact Radiators With Integrated Valve Block. The Thermostatic Radiator Valve Has Frost Protection And Adjustment Functions.

Drayton 24001 RTS1 Standard Room Thermostat

24001
19.69 x 19.69 x 19.69 inches
Drayton 24001 RTS1 Standard Room Thermostat Cover
Drayton 24001 RTS1 Standard Room Thermostat, 230 V, White

The Drayton RTS1 Thermostat is a simple and reliable device that helps you regulate the temperature of your room more efficiently. With a temperature range of 10 to 30 degrees Celsius, you can easily set the desired temperature using the large setting dial. The set point locking feature ensures that you don't accidentally change the temperature settings, while the double insulation means that no earth connection is required. The switch rating of 2 (1)A is perfect for most applications. The Drayton RTS1 is a great choice if you are looking for a no-frills thermostat that does its job well.

What We Like
Simple and reliable
Large setting dial
Set point locking

Honeywell T6360B1028 Room Thermostat

T6360B1028
3.39 x 3.39 x 1.97 inches
0.37 pounds
Honeywell T6360B1028 Room Thermostat Cover
Honeywell T6360B1028 Room Thermostat, 24 V, White

The Honeywell Room Thermostat is an ideal solution for your temperature control needs. Its dual diaphragm sensing element ensures close temperature control for all loads and applications. The attractive modern styling makes this thermostat a perfect fit for your living space. With changeover contacts for use in cooling or heating/cooling applications, you can be confident that it will meet all your needs. The thermostat is double insulated, making it safe and easy to use. The improved easy-to-wire terminals with built-in conductor clamps ensure wiring is retained securely, giving you peace of mind. This thermostat is a reliable and convenient choice for your temperature control needs.

What We Like
Close temperature control
Attractive modern styling
Cooling and heating options
#TOP 5

Caleffi Water Hammer Arrestor, Chrome-Plated Brass, 3/4 Inch Female Thread x 3/4 Inch Male Thread

K11488
1.15 pounds
Caleffi Water Hammer Arrestor, Chrome-Plated Brass, 3/4 Inch Female Thread x 3/4 Inch Male Thread Cover
Caleffi Water Hammer Arrestor, Chrome-Plated Brass, 3/4 Inch Female Thread x 3/4 Inch Male Thread, 525150

Features
Dimensions: 3/4 Inch Female Union Nut X 3/4 Inch Male Thread - Suitable For Washing Machines And Dishwashers.
Caleffi 525040 Water Hammer Arrestor, DN20, 3/4 Inch, Shock Absorber, Water.
Water Hammer Arrestor.
Max. Operating Temperature: 90 °C.
Brass Housing, Chrome-Plated. Max. Operating Pressure: 10 Bar.

Honeywell Home MT1 Mechanical Room Thermostat

THR830TEU
3.27 x 1.38 x 3.27 inches
Honeywell Home MT1 Mechanical Room Thermostat Cover
Honeywell Home THR830TEU MT1 Mechanical Room Thermostat, White

The Honeywell MT1 Thermostat is a reliable solution for your heating, cooling, or heating/cooling installations systems. With the dual diaphragm sensing element, this thermostat ensures close temperature control for all loads and applications. You can easily mount it onto the wall or conduit box, thanks to its easy-to-wire terminals with built-in conductor clamps that ensure wiring is retained securely. The heat anticipator feature provides close temperature control for systems with a high heating ramp rate. Additionally, the change-over contact switching allows you to switch to cooling loads whenever needed. With a 10 to 30°C set point range and an operating temperature range of 0 to 40°C, this thermostat is versatile and convenient to use.

What We Like
Close temperature control
Easy to mount
Heat anticipator feature

Google Nest Learning Thermostat 3rd Gen

T3028GB
3.31 x 1.26 x 3.31 inches
0.49 pounds
Google Nest Learning Thermostat 3rd Gen Cover
Google Nest Learning Thermostat 3rd Generation, Stainless Steel - Smart Thermostat - A Brighter Way To Save Energy

The Google Nest Thermostat is a smart thermostat that can save you money on your energy bill. It learns from your routine and adjusts itself automatically, turning down the temperature when you're away or asleep. The thermostat also takes into account how long it takes your home to warm up or cool down, so it only uses the energy that it needs. With Auto-Schedule, the Nest Thermostat learns the temperatures that you like and creates a schedule for you. It also features Home/Away Assist, which can turn off your hot water if you're away for a few days. You can control your hot water tank and change the temperature from anywhere using your mobile, tablet or laptop. The Nest Thermostat works with Nest Protect, which can detect dangerous carbon monoxide gas and tell the Nest Thermostat to turn off the boiler - a common source of CO leaks.

What We Like
Saves energy bill
Auto-Schedule feature
Remote control capability

ESI ESRTM Mechanical Room Thermostat

ESI - Energy Saving Innovation Controls
ESRTM
ESI ESRTM Mechanical Room Thermostat Cover
ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat

The ESI Room Thermostat is a reliable, simple and durable traditional product, which offers exceptional value as an ideal replacement for any 2 wire thermostat or new build. Its quick 2 wire installation with volt free contacts and easy fit backplate ensures that the installation process is straightforward. The large, clear adjustable dial is easy to read, making it simple to adjust the temperature to your desired setting. This thermostat is perfect for those who want a simple and efficient way to control their heating system. With the ESI Room Thermostat, you can be sure that you are getting a high-quality product that will provide you with reliable performance for years to come.

What We Like
Quick 2 wire installation
Reliable and durable
Exceptional value
#TOP 9

ESI - Energy Saving Innovation Controls ESCTDEB ESI Controls Electronic Dual Cylinder Thermostat

ESI - Energy Saving Innovation Controls
ESCTDEB
5.39 x 4.49 x 2.60 inches
ESI - Energy Saving Innovation Controls ESCTDEB ESI Controls Electronic Dual Cylinder Thermostat Cover
ESI - Energy Saving Innovation Controls ESCTDEB ESI Controls Electronic Dual Cylinder Thermostat, White

Features
Accurate Temperature Control
Energy Saving Product
Weekly One Hour "boost" Kills Legionella Bacteria
Easy To Use And Quick To Install
Clear And Informative LCD Display

Honeywell Home T135C110AEU DT135 Digital Wired Non-programmable Thermostat

T135C110AEU
3.11 x 0.79 x 3.11 inches
Honeywell Home T135C110AEU DT135 Digital Wired Non-programmable Thermostat Cover
Honeywell Home T135C110AEU DT135 Digital Wired Non-programmable Thermostat, White

The Honeywell Home DT135 Thermostat is a digital wired non-programmable device that is ideal for hydronic heating applications. It is compatible with gas, oil or electric systems, and it can be used with standard and combi boilers, electric heating, and zone valves. The high-precision digital TPI control feature minimizes temperature changes, providing unrivalled comfort, and the precise LCD shows the room temperature in increments of 0.1°C. The Comfort, Economy, and Holiday presets enable temperature changes at the touch of a button, adding convenience to the device. The ultra-compact design makes it one of the smallest thermostats on the market, perfect for any space. The pump protection feature activates the pump for one minute every 24 hours to prevent seizure, and the low battery indicator gives a 60-day warning to replace the batteries. Overall, the Honeywell Home DT135 Thermostat is a reliable, user-friendly, and convenient device that offers precise temperature control and comfort.

What We Like
Precise temperature control
Compact design
Easy to use
Buying Guide Image
Editor's Notes

During our thread thermostat research, we found 60 thread thermostat products and shortlisted 10 quality products. We collected and analyzed 3,575 customer reviews through our big data system to write the thread thermostats list. We found that most customers choose thread thermostats with an average price of £26.49.

The thread thermostats are available for purchase. We have researched hundreds of brands and picked the top brands of thread thermostats, including Heimeier, Acebwhtoy, Drayton, HONEYWELL, Caleffi.

Written by
Corey Phillips Avatar

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.