eWeLink Smart Dry Contact switch in 3D enclosure (1 or 2ch)


eWeLink 1 to 4 Channel switch with dry contact outputs (NO / COM / NC). Wi-Fi and RF control are supported.

eWeLink Wi-Fi Switch (5V to 32V DC input, NO/NC relays) WITH 3D ENCLOSURE (Wif only, no RF)


  • *Inching Mode
  • *Self-locking Mode
  • *Interlock Mode

This wireless smart device allows connected devices to be turned on / off via the on-board relays. The device can be controlled by pressing the corresponding button on the 3D enclosure, by setting time schedules for different days or remotely via the eWeLink App. The relays are potential free and support Normally Open, Normally Close, and Common (NO, NC, COM) connections. With it’s inching and self-locking modes, this device is truly versatile.

  • Self-locking mode: Once the button is pressed (on-device or remotely) to switch the connected device on or off, the state will be maintained until the button is pressed again.
  • Inching mode: Once the button is pressed, the connected device will turn on or off for a pre-determined time, e.g. 1 second. Note that the relay does not provide power to the connected device / appliance but merely open or close the switch (or circuit).


  • Mobile Phone WIFI Remote Control
  • Supports Timer & Schedules
  • Supports sharing via the eWeLink App
  • Real time monitoring of device status via the app
  • Maximum of 8 schedules /countdown/ loop timers supported per device
  • Voice Control: Compatible with Amazon Alexa and Google Home devices


  • LEDs: 3 LEDs (indicate working mode, wifi status and relay on/off status )
  • 5V USB and 7V to 32V DC input supported
  • Board consumption: <1W
  • Standby current: 80mA
  • Max input current: 10A
  • Max Wattage: 2200W
  • Relay lifespan: ≥ one million times
  • 100M electrical insulation resistance
  • Electric shock voltage: 1000V
  • Relay maximum pull time: 15ms
  • Relay maximum release time: 5ms
  • Working mode: inching /self-locking
  • Wireless Standard: 2.4GHz, 802.11 b/g/n
  • Mobile App: EWeLink on Android/IOS
  • Application: access control, garage door, etc.
  • Operating temperature: -40 degrees to +70 degrees
  • Operating Humidity 40% ~ 80% RH


  • 2.4GHz WiFi required
Weight 350 g

1 Ch, 2 Ch