Qolsys IQ S-Line Mini Door/Window Sensor (QS1135-840)


  • Sensor: 2.25”H x 1”W x .5”D
  • Wireless signal range: 600ft (200M), open air. Code outputs: tamper, tamper restore, alarm, alarm restore, low battery.
  • Transmitter frequency: 319.5 MHz
  • Unique code ID
  • Supervisory keep-alive interval: 70 minutes.
  • RF Peak field strength: typical 36000 uV/m at 3m
  • Operating Temperature: -10C~50C Relative Humidity: 5-95% Non-Condensing Storage Temperature: -40-80C
  • Replace battery with exact replacement every 5 years with 3V Lithium (x2)
  • Compatible with the Qolsys IQ Panel 2

IQ S-Line Mini D/W Sensor Manual

SKU: SC1956 Category:


– Encrypted S-Line sensor technology protects signals sent to the IQ Panel while still providing support for legacy 319.5 systems
– Can be easily mounted on doors or windows with included adhesive
– Alerts IQ Panel if moved more than 1”
– Can be programmed as “Safety Sensor” for medicine cabinets, chemical storage, safes or storage closets
– Using Alarm.com you can get a text if your door or window is left open
– Create automation rules like “turn on light when door is opened” or “adjust thermostat if window left open”
– Requires two (2) 3V CR2032 Batteries

Additional information

Control Panel




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