Sonoff TH Origin 16 AMP and Dry Contact

Sonoff TH Origin (the upgrade version of Sonoff TH16) is a smart temperature and humidity monitoring switch with ESP32 chip.
TH Origin keeps monitoring the temperature and humidity in real time, once they reach your preset threshold or the device’s on/off state changes, you will receive a push notification on your phone.

TH Origin support checking of 6-Month Temp & Humi historical data, accurate to the hour. In the smart scene, temperature, humidity, on, off support setting as the trigger, on, off, invert as execute actions.
Support adding Sonoff devices to Home Assistant for control and automation through eWeLink add-on.

Sonoff TH Origin supports three kinds of temperature monitor and humidity monitor sensors—THS01 Temp & Humi Sensor, DS18B20 waterproof Temp sensor, and MS01 Soil Moisture Sensor. The sensor connector is upgraded to RJ9, supporting hot-plugging making the connection more stable and reliable.



  • 16A Max Output- Support to connect 20A Max high load, compatible with more home appliances.
  • 6-Month Temp & Humi Historical Data by Hours-  Support to check the temp & hum history data by hour, day and month. Past 6-month history data can be exported in .xlsx format and accurate to hour.
  • Local Automatic Control- Support LAN control, the device can turn on/off automatically according to the temp & humi thresholds at different time periods. You can set 8 automatic control programs for you to save electricity bills and create comfortable surroundings.
  • Voice Control- Compatible with Alexa, Google Assistant. Just speak out your command, they can do on/off as you say, and check the temperature and humidity for you.
  • Smart Scenes- TH Origin can trigger other smart devices when the temperature and humidity reach the threshold or the device switches on or off. The device on, off, and invert can also as execute action.




  • TH Origin: 16A
  • Model: THR316
  • MCU: ESP32
  • THR316 Input/Output: 100-240V~ 50/60Hz 16A Max
  • Wi-Fi:  IEEE 802.11 b/g/n 2.4GHz
  • TH Origin Working Humidity: 5%-95%RH,non-condensing
  • TH Origin Working Temperature:  -10°C~40°C(14℉~104℉)
  • Certification: TUV/CE/UKCA/WWA/FCC/RoHS/SRRC
  • Security Mode: WPA/WPA2
  • Supported Sensor: THS01, DS18B20, MS01



Weight0,13 kg
Dimensions10,5 × 6,4 × 3,5 cm


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