This board is 30'c to 120 'C solid-state thermostat to turn on / turn off  DC or AC fan automatically when the temperature reach to setting value.

Technical information:
- Require power supply 12DC
- Output is Relay which can handle 5A / 250VAC, NO / NC contacts out
- Thermistor sensor with 7" cable
- Adjustable POT to set the temperature ( 30 'c to 120 'C )
- PCB size 1.32 " x 2.23 " x 1.00 " ( high including connector of Relay )

 Example: Use to control the DC or AC FAN to turn on once the temperature is too high more than 40'c and automatic turn off when the temperature go down below 40'C , Output is Relay NO , you can use with AC application or DC application.