SmartKit is open for business, for delivery only. During lockdown contact via phone may be limited. If you need to contact SmartKit please email or use our chat!

Sonoff DW1 433MHz RF Door Window Alarm Sensor

R165.00 R115.00 incl. VAT

  • SKU: SO-IM170811005

Door and window alarm sensor.

Battery not included.

2-3 Weeks on backorder

SKU: SO-IM170811005 Category: Tags: ,
Product Description


DW1 is a door and window alarm sensor. The door alarm works with the Sonoff RF Bridge 433. DW1 door alarm sensor detects the opening status and immediately sends alarm notification message to the app.


  • Ultra-low power magnetic dedicated microprocessor
  • Supports wireless frequency of 433.92MHz
  • 200m wireless transmit distance
  • Built-in antenna provided
  • Less than 1μA quiescent current
  • Support Battery: 12V 23A not included
  • Wireless frequency: 433.92MHz
  • Protocol: EV1527
  • Quiescent current: ≤5μA
  • Emission current: ≤10mA
  • Operating environment: -10℃-50℃ (14℉-122℉)
  • Product Size: 77*49.5*18.8mm
  • Battery: length 27mm, diameter 10mm, not included
  • Weight: 45g


1 review for Sonoff DW1 433MHz RF Door Window Alarm Sensor

Excellent product. Thanks.

Ryan Pedersen 9th May 2020 at 7:48 pm

Add a review

Your email address will not be published. Required fields are marked *