T4H110A1021 T4 wired wall mounted Thermostat only (spare)
SKU: T4H110A1021
T4H110A1021 T4 wired wall mounted Thermostat only (spare)
SKU: T4H110A1021
The Honeywell Home T4/T4M/T4R are designed to provide automatic time and temperature control of heating systems in homes and apartments
The T4 is compatible with 24-230 V on/off appliances such as gas boilers, combi-boilers and heat pump. Also works with zone valve applications but not with electric heating (240 V)
The T4M and T4R versions support also OpenTherm® appliances.
The T4 and T4M are for wired on the wall installations and the T4R for wireless installations. T4R exist of a thermostat and a Receiver box
Thermostat Type | Programmable |
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Approvals and Standards | EMC: 2014/30/EU, LVD: 2014/35/EU, R&TTE: 1995/5/EC, Wire access: From back via large wall box opening, ErP: Class V (+3 %), (EU) 811/2013 |
Smart Home Integration | No |
Touchscreen | No |
Display Time Format | 12 Hour (AM/PM), 24 Hour |
Modes of Operation | Off mode |
Programming Features | Self-learning TPI Fuzzy Logic algorithm, Following Schedule, Frost Protection, Temporary Override, Timed Override, Holiday Mode |
Power Supply | 2x AA Batteries |
Color | White |
Ambient Operating Temperature (Max) | 40 °C |
Ambient Operating Temperature (Min) | 0 °C |
Backlight Options | On/Off |
Control Output Signal | Switching Volt free relay |
ErP Class | IV |
Temperature Accuracy | 0.5 °C |
Terminal Wire Size (Max) | 1.5 mm² |
Set point Temperature (Max) | 35 °C |
Set point Temperature (Min) | 5 °C |