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🔥 Stay in control, stay ahead — the thermostat that means business.
The Honeywell Home MT1 Mechanical Environment Thermostat offers precise, automatic on/off control for gas boilers and HVAC components. Featuring a dual diaphragm sensing element and a heat anticipator, it ensures stable temperature regulation within a 10-30°C range. Designed for easy wall mounting with secure wiring clamps, this analog thermostat combines classic mechanical reliability with versatile compatibility for heating and cooling systems.

| ASIN | B07YY96H3T |
| Backlight | No |
| Best Sellers Rank | 30,482 in DIY & Tools ( See Top 100 in DIY & Tools ) 3 in Home Non-Programmable Thermostats |
| Brand | Honeywell Home |
| Brand Name | Honeywell Home |
| Colour | White |
| Connectivity Protocol | Wi-Fi |
| Connectivity Technology | Wi-Fi |
| Control Method | Push Button |
| Control Type | Button Control |
| Controller Type | Mechanical knob |
| Controller type | Mechanical knob |
| Country Of Origin | China |
| Customer Reviews | 4.3 out of 5 stars 1,068 Reviews |
| Display Type | analog |
| Finish Type | Matte |
| Global Trade Identification Number | 05059085000097 |
| Included Components | One thermostat and the instruction manual |
| Item Dimensions D x W x H | 3.5D x 8.3W x 8.3H centimetres |
| Item Shape | Oblong |
| Item Type Name | Honeywell Home MT1 Mechanical Environment Thermostat |
| Manufacturer | Honeywell |
| Manufacturer Part Number | THR830TEU |
| Model Name | THR830TEU |
| Model Number | THR830TEU |
| Model name | THR830TEU |
| Mounting Type | Wall Mount |
| Power Source | Corded Electric |
| Product Style | On/Off Mechanical |
| Product dimensions | 3.5D x 8.3W x 8.3H centimetres |
| Special Features | Automatic |
| Special feature | Automatic |
| Specific Uses For Product | Boiler |
| Temperature Control Type | Heating |
| Unit Count | 1.0 count |
| Voltage | 230 Volts |
A**N
Accurate and Quality supper
Good Quality and make- very well known- value for money- works perfectly- easy installation paperwork provided- just take the pictures before removing old ones- wiring is very easy- sets temperature is accurate.
B**Y
Neat
Good value used it to replace a dodgy digital one. Nice looking and a clean white colour. Easy to connect.
A**R
Does the job
Easy to install if you're replacing with the same product. Works as it's supposed to.
F**U
Honeywell MT1 Thermostat(THR830T) Perfect Mechanical Thermostat & Accurate Temp.
This review is for the Honeywell Home MT1 Thermostat (THR830T) It works Perfectly! BUT... only when correctly wired. The Honeywell wiring instructions on the leaflet are incorrect! The wiring as illustrated below and as shown in photo are per my certified electrician. My Honeywell T1 Mechanical thermostat to control for my ceiling mounted Infrared panel heater is connected to the circuut controlled directly to my Eddi Solar Diverter which is connected to the Electrical Distribution Board. Check compatibility of your chosen thermostat. Eg The Eddi Solar Diverter is ONLY compatible with mechanical thermostats NOT digital. PLEASE NOTE the installatiin wiring instructions are NOT correct for all configurations. Consult an electrician if in doubt or if the Honeywell instructions don't work). The wire connection terminals are along the top of the thermostat with each terminal having a corresponding number 1-4 + terminal for earth (NB if you use the Earth terminal on the thermostat then your supply cable earth MUST be on the electrical circuit that traces back to the Distribution Unit. Instead of using the Honeywell thermostat earth terminal you can use a connector block to join the Supply & Heater Earth wires as in my photo. I used a 47mm patress box that clips securely to the plasterboard, which is deep enough to conceal earths connected by terminal block, behind the Honeywell Thermostat backplate. The correct wire/terminal configuration for my installation is as follows, using the numbers embossed on the thermostat plastic plate :- 1. 'L' Mains Supply 2. 'N' Mains+Heater (ie 2 x Neutrals) 3. 'L' Heater/Load 4 Empty
G**Y
Simple and easy to install
A simple yet effective thermostat. Simple to install and does the job perfectly.
C**E
Nice quality unit
Nice replacement for my old room 'stat which had failed. I decided to go for Honeywell as it was a direct replacement for the ancient original. This fitted perfectly and has a nice rounded look and solid feel. Almost £10 cheaper than local supplier and same day - free delivery - great service.
A**R
Very usable after correcting the production mis-assembly
Instructions are clear to those with knowledge, not so great for those who don't. Mine was 4 graduations out of calibration, the graduations are not in actual degrees centigrade so was equivalent to about 6 degC! However it is possible to adjust the position of the dial/knob (it can be pulled off the adjustment spindle) and reinstalled) to be much more accurate with some trial and error. So marked down for bad production assembly. The actual On/Off control range is quite acceptably fine.
C**S
Easy to fit and clear instructions and wiring diagram
Easy to fit
S**C
High quality item.
Very good construction and good materials, works perfect and has ground connector also. A++ product.
M**O
Prix
Parfait
B**K
Bra pris
Bra utförande Funkar både för kylning å värme (växlane kontakt)
G**E
Simple et efficace
Produit conforme, facile d'utilisation et facile à installer.
L**O
Buenas marca
Cumple su trabajo...
Trustpilot
3 weeks ago
1 month ago