Socket - SimPal T20 Slave for model T40

$57.03  Incl. VAT
( $45.62  Excl. VAT )
Model: 60000195
Availability: In stock

Socket T20 (Slave) Up to 4 slave units can be connected to 1 Master T40 unit. Maximum distance of 30 meters between master and slave.


The slave socket uses the GSM signal from the Master GSM socket T40 via an RF 433.92MHz RF connection. It can be operated via up to 5 users' mobile phones - anytime and anywhere. It is possible to purchase a 3M cable item. 6000.0161, so the thermostat can be placed further away from the GSM socket.

More smart functions

Remote control via mobile phones
The slave socket is a remote-controlled socket. Connect the T20 socket to a regular socket and remote control (turn the power transfer on and off) on that socket.

Timed on/off - timer
It is possible to set the time interval for when the device should switch the power transfer on and off.

Control via temperature sensor
With the included temperature sensor, the socket can be set to switch the plug on or off, depending on the measurement of the room's temperature. Please note that by overriding automatic temperature control with an on/off SMS, automatic control will be deactivated but can be activated again with an SMS.

Notification at rapidly changing temperature
A time interval and limit values for temperature can be preset. The socket will then send an SMS message to the master telephone if the room's temperature changes during the pre-set period of time, so that the temperature exceeds the predefined limit values for the room's temperature.

Message in case of power failure
The socket can be set to notify the master user via beep sound and SMS, in the event that the device does not receive power. When the Socket recovers AC, the device will also send an SMS message to the master user.

If you have a problem with a router that needs to be rebooted, this can be done. use our app or just send an SMS.


5 Users

  • 1 master user (only this user can set/program functions via his phone)
  • 4 other users (can switch power transfer on/off via SMS)



The socket is operated via SMS command or by pressing a button on the device.




The socket is suitable for controlling electrical appliances where the current consumption is less than 3600W and with a maximum load of 16A.


Click here for App for IOS

Click here for App for Android


Units manufactured after 2018, the temperature sensor is either an NTC 10k or a digital DS18B20.






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