949-825-5958 (9am-5pm Western time Mon-Fri) service@YoSmart.com

YoLink Thermostat

YoLink Thermostat


Note: May require installation by an electrician or experienced installer (Level – DIFFICULT).

Bullet Points:

  • 10 times Longer Range – Powered by LoRa technology, YoLink brings the longest receiving range (1/4 mile) in the market
  • Voice Control – YoLink Smart Thermostat works with Amazon Alexa and Google Assistant
  • Works With IFTTT – Set up rules of “IF THIS THEN THAT” for your thermostat
  • ECO – Under ECO mode, HVAC will automatically adjust the cool or heat temperature to a more cool or more heat temperature according to the ECO setting via YoLink App
  • Timing Control – Automatically keep your HVAC a comfortable temperature at certain times
  • YoLink Hub Required but not included – YoLink Hub is the only central controller for YoLink devices, which connecting the YoLink devices into the internet and the cloud. Without YoLink Hub, this thermostat does not work with YoLink APP, Alexa, Google Assistant, and IFTTT. 


YoLink Technology
“YoLink” is a proprietary wireless technology provided by YoSmart. which is based on the Semtech’s LoRa wireless technology combined with the YoSmart smart home/building protocol, to provide the most advanced smart home/building devices solution. Compared to WIFI, Bluetooth, ZigBee, Z-Wave, and other smart home protocols, it has the advantages of low-power consumption, long-distance coverage (wall penetration), and anti-interference. It is the first smart building/home protocol that can be very easily set up and is a very low cost but creates a reliable, robust, and more secure IoT network.

1. YoLink Hub, Link: YS1603-UC YoLink Hub
2. A smartphone or tablet able to run iOS 9 or higher, Android 4.4 or higher
3. A Screw Driver


YoLink Thermostat replaces old thermostat, just a tap of the button on the device or YoLink App lets you remotely access, change, or set your temperatures at anytime anywhere. Designed to work with HVAC equipment in most homes (U.S. & Canada only).



  • Voltage: 24V AC
  • Temperature Range (Scheduled): +16°C ~ +32°C (+32°F ~ +90°F)
  • Temperature Range (Detected): -10°C ~ +50°C, ±0.3°C (14°F ~ 122°F, ±0.54°F)
  • Humidity Range (Detected): 0% ~ 100%, ±3%
  • Working Temperature: -10°C~50°C (14°F~122°F)
  • Working Humidity: 0%~100% non-condensing

Package Content:

  • 1 x YoLink Thermostat
  • 1 x Backplate
  • 2 x Drywall Anchor
  • 2 x Wall Screw
  • 1 x Quick Start Guide (please click User Guide YS4002-UC to get detailed electrical user guide.)