Minimum order Amount: 100 USD

The STC-2302 digital thermostat owns a time-based evaporator defrost controlling function, and could loop defrosting automatically over time.

Features of STC-2302 universal defrost thermostat:

  • 6 touch-sensitive keys;
  • The power on/off temperature determines the target temperature range, set them directly by shortcut keys;
  • Embed NVM to auto memory existing parameters, resume all data once power back, need not configure it again;
  • Adjustable Temperature Calibration;
  • Control the refrigeration by temperature and the editable compressor protection delay time; the compressor works 15mins and stops 30 mins once there is a sensor error;
  • Control the defrosting by time, and offers 2 options of time count mode for defrosting cycle, and the artificial forced-defrost available;
  • Supply an editable water dripping time after defrosting;
  • Alarm by error code on display and the buzzer screams;
  • Control the over-temperature notice of the freezer room by time and temperature, and offers 2 types of time count mode for the alarm delay time.

Front Panel of STC-2302 thermostat

Wiring Diagram


Function Menu of STC-2302 temperature controller

DefrostF1Defrosting Lasting Time112030Min
F2Defrosting Cycle / Interval Time 01206Hour
F3Defrosting Cycle / Interval Time Count mode011°C
0The sum working time of the controller
1The sum working time of the compressor
F4Water dripping Time01203Min
F5Defrosting by010Min
1Hot Gas
Compressor F9Delay Time for the compressor Protection0100°C
Alarm F10Alarm Delay time from the controller power on0.124.02.0Hour
F11Alarm Over-Temperature Value0505°C
F12Alarm Delay time after F10
(count time from the moment of the F10 over)
F13 Calibration = Real - Measured Temperature-10100°C

How to set the temperature for load starts/stops?

  • [On Temp] Key: touch this to check/edit the existing [Temperature value to Turn-on the Load], the character “On Temp” lighting;
  • [Off Temp] Key: touch this to check/edit the existing [Temperature value to Turn-off the Load], the character “Off Temp” lighting.

User Manual Download

Please be aware that the English page only displays the English version of the user manual, please switch to the corresponding language page to download the PDF manual in other languages.


FAQ of Haswill Compact Panel Thermostat

  1. How to get the price?
    Click the inquiry button, and finish the form, you will get a reply in a few hours.
  2. Celsius VS Fahrenheit
    All of our digital temperature controllers default in Celsius degrees, and part of them is available in Fahrenheit with different minimum order quantities.
  3. Parameter Comparison
    Compact panel digital temperature controllers tables
  4. Package
    The standard package could load 100 PCS / CTN digital temperature controllers.
  5. Accessories
    We suggest you buy 5% ~ 10% spare parts like clips and sensors as stock.
  6. Warranty
    Default one-year (extendable) quality warranty to all our controllers, we will offer a free-of-charge replacement if found a quality defect.
  7. Customization Service
    If you can not find a suitable temperature controller on this website, We will help you develop it based on our existing mature products ;
    Thanks to China's complete set of related industry chains, our customized thermostats are of high quality and low price;
    the MOQ is usually from 1000 pieces. don't hesitate to contact us for customization services.

or more questions? Click FAQs

Minimum order Amount: 100 USD

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