Elitech EK-3030E Digital Temperature Controller Cooling Defrosting and Fan Control Outpus With Temperature and Defrosting Prpbe Sensor, RS-485 Interface, Touch Key

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Elitech EK-3030E is a temperature controller with touch screen buttons. It is suitable for temperature control of refrigeration, defrosting and fan output. With temperature measurement, temperature display, temperature control, temperature correction, forced defrosting, temperature overrun alarm and sensor fault alarm function. One-touch restoration of original setting values for easy re-adjustment of parameters.

It has the function of defrosting cycle power-off memory, even if the equipment is unexpectedly powered off, the defrosting can still be started in time to ensure the normal operation and cooling efficiency of the unit.

Compare to the EK-3030 temperature controller, EK-3030E Add 485 communication interface, the communication protocol adopts MODBUS. EK-3030E can be connected to the network as a control terminal device and has the function of remote monitoring and setting.

Due to its touch buttons, Elitech equipped the EK series with a key lock function to avoid accidental touches that may cause the parameters to change.

Elitech EK-3030E temperature controller is suitable for temperature control of medium and low-temperature cold storage, freezer, operating console and other refrigeration equipment.

Two-way sensor inputs: temperature probe sensor and defrost probe sensor.
Two-way digital signal input: DI1, DI2
Three-way control outputs: refrigeration, defrosting and fan equipment.

Elitech EK-3030E Function

Model Control Output Signal Input Other
Refrigeration (10A) Defrosting (10A)  Fan (10A)  Temperature Sensor Defrost Sensor Over-temperature Alarm  485 Interface



Model EK-3030E
Operating Voltage 220VAC±10%; 50/60Hz
Overall Power Consumption <5W
Temperature Measurement Range -40℃~85℃
Temperature Control Range -40℃~99℃
Temperature Measurement Accuracy ±1℃(-30℃~50℃), Others ±2℃;
Display Resolution 1℃/0.1℃
Product Size 85.0×35.0×63.8 (mm)
Mounting Dimension 71×29 (mm)
Rated Current of Output Relay 10A/220VAC



  • More Stable & Reliable*    Pass EMC test, industrial level four test, Front panel protection level reaches IP65
  • Touch Keys, Good User Experience*   High precision capacitive touch keys for greater reliability
  • Waterproof & Dustproof*   One-piece front panel design for greater protection against moisture and dust
  • Clearer Display, Easy to Use*   High brightness digital tube display for the larger display area
  • Easy to Use, No Menu*   Single-click to complete the general settings directly, no need to enter the menu
  • Buzzer Alarm Output, More Reliable*   Sensor fault alarm and over-temperature alarm
  • Use At Ease, Power-off Memory*   With defrost cycle power-off memory function, even if the equipment is unexpectedly power-off, the defrost can still be started in time to ensure the normal operation and cooling efficiency of the unit
  • Multiple Defrost Modes, More Stable and Energy Saving*   Two defrost modes of defrost control output: electric heating defrost and hot gas defrost. In addition, with shutdown defrost function
  • Multiple Fan Modes, More flexible to use*  There are 5 working modes of the fan, which are related to the compressor and defrost functions.
  • RS-485, Remote Control*   RS485 for connection to Elitech iCold industrial supervision network or Modbus-RTU standard protocol.


  • Cold storage
  • Freezer,
  • Operating console
  • Refrigeration equipment

    EK Series Temperature Controller Functions Comparison

    Model Control Output Sensor Communication Function
    Cooling Heating Defrost Fan Light Defrost Sensor
    E-1000 10A 10A / / 10A / /
    EK-3010 Cooling / Heating (10A) / / / / /
    EK-3010L Cooling / Heating (16A) / / 10A / /
    EK-3020 10A / 10A / / / /
    EK-3021 10A / 10A / / /
    EK-3030 10A / 10A 10A / /


    Elitech EK-3030E Related Documents

    Customer Reviews

    Based on 1 review
    Christopher Lyons
    Easy controller

    Lovely product. Not over complicated. Works a treat. Great value.

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