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KETOTEK Digital Humidity Controller Plug 230V with Alarm and Sensor

£29.99 (as of 23/10/2026 23:41 BST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

KETOTEK digital humidity controller plug with sensor, alarm and calibration, designed for humidity and temperature control at 230V with a 13A output limit. It offers 20% RH to 95% RH humidity control, -10°C to 50°C temperature control, and data memory after power failure. Check the output rating and control ranges against your appliance and setup before choosing.

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Quick Summary

The KETOTEK Digital Humidity Controller Plug is a 230V socket controller with a sensor, alarm function and separate humidity and temperature control modes. It is designed for connected equipment such as a humidifier, dehumidifier or other temperature and humidity controlled setup.

The unit includes calibration, reset and data memory functions, along with an error notice display when the sensor is not connected, readings fall outside range or there is a short circuit. If you need a plug-in controller for a monitored environment, the key checks are the control ranges, output limit and the exact appliance you plan to connect.

Key Details

DetailVerified information and buyer relevance
BrandKETOTEK.
Product typeDigital humidity controller plug with sensor.
Power / output230V output, max 13A. Check this against the connected appliance before buying.
Humidity control range20% RH to 95% RH.
Temperature control range-10°C to 50°C / 14°F to 122°F.
Alarm functionTemperature and humidity alarm included.
CalibrationHumidity and temperature calibration are supported.
Other functionsReset, data memory after power failure, button sound settings, and ℃ / ℉ display.
MaterialABS material.
Intended environmentsRefrigerators, incubators, reptile terrariums, poultry houses, mushroom growing, glass containers, aquaculture, greenhouses and household environments with temperature or humidity requirements.

What to Compare Before Buying

  • Output limit: The socket is rated to 13A at 230V. Compare that with the appliance you want to control.
  • Humidity range: It controls from 20% RH to 95% RH, so check that this covers your target humidity range.
  • Temperature range: The stated range is -10°C to 50°C / 14°F to 122°F, so make sure that suits your setup.
  • Control modes: It includes humidification, dehumidification, heating and cooling modes. Choose this type only if those modes match the way you want to manage the environment.
  • Alarm and memory functions: If alerts and power-failure memory matter, this model includes both.

How It Works

The controller uses its sensor to monitor humidity and temperature, then switches connected equipment according to the programmed start and stop values. The alarm function sounds if readings exceed the set value. Calibration lets you adjust humidity and temperature readings, and the data memory function keeps settings after a power failure.

Before You Decide

Confirm the 13A/230V output rating suits the appliance you want to control. Check that the humidity and temperature ranges match the environment you are managing. If the sensor setup, alarm function or calibration matter to you, make sure those features are part of the version you choose.

Brand

KETOTEK

Manufacturer

KETOTEK

Product Group

BISS

Part Number

KT3400UK

Number Of Items

1

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