Alarm if temperature exceeds temperature limit or sensor error. If the system is powered up, it will check itself and the screen will display "Er" when the fault is cleared. Relative humidity: 20% to 85% (non-condensing).
eBay
A/C thermostat,Temperature controller,Air conditioning temperature thermostat
Aliexpress UK
Brew Heating Mat. Brew Heating Belt. Adjustable Bike Stem Riser. ✽High and low temperature alarms. Pre-wired Temp. Unwired Temp. ON/OFF Temp. Digital Counter.
eBay
Air Conditioning Actuator for Changan CS55 Temperature Mode Wind Direction,Internal external Circulate Adjust Controller Motor
Aliexpress UK
High and low temperature alarms are available. Plug and play design, easy to use.
eBay
HK-3301 Thermostat Coupler for Electric Kettle - Compatible A81/A82 F1310 Temperature Controller 1pc
Aliexpress UK
Sensor: NTC sensor，1m cable. Cooling: 10A/240VCA. We will respond to you ASAP and do our best to help you out! Power: 12V / 24V/110-220VAC ± 10%, 50/60Hz（optional）. Range: -50℃～+110℃. Fast Dispatch!
eBay
BSEED Zigbee Thermostat Room Temperature Controller Electric Floor Water Heating Gas Boiler DIY Parts Wall Socket Glass Panel
Aliexpress UK
Alarm function - display flashes if temperature exceeds temperature limit or sensor error (no noise). It contains two independent output relays that can be turned ON or OFF as temperature rises or lowers past a thermal threshold that you set.
eBay
MOES WiFi Smart Heating Knob Thermostat LCD Display Touch Screen Temperature Controller For Water Gas Boiler Electric Heating
Aliexpress UK
ITC-308 WiFi Thermostat 1. WiFi Smart APP. -It supports IOS and Android. -The temperature trend graph can help you easily check the current temperature and humidity or the history. Maximum output load: 1100W(110V)/ 2300W(230V).
eBay
60cm Gas Stove Thermocouple Heater Part Burner Universal Fireplace Replace Temperature Controller Probe for Hot Water Boiler Tea
Aliexpress UK
Socket Plug. Grill Cover. Drink Straws. Grill Mats. Germination Kit. ICC-500T+B01 Sensor. ICC-500T+S01 Sensor. CO2 Air Quality Monitor.
eBay
Air Conditioning Actuator for 2012-2015 Changan CS35 Temperature Mode Wind Direction,Circulate Adjust Controller Motor
Aliexpress UK
The thermostat detects the room temperature. The gas boiler thermostat adopts LCD digital display. Smart Thermostat 1. Temperature sensor: NTC thermistor. Display: LCD LCD screen. Button: touch the button.
eBay
MOES WiFi Smart Heating Knob Thermostat LCD Display Touch Screen Temperature Controller For Water Gas Boiler Electric Heating
Aliexpress UK