Qolsys IQ Extended Door Window Sensor - QS1137-840

The Qolsys IQ Extended Door Window Sensor - QS1137-840 is compatible with all Qolsys brand IQ Panels with a 319.5MHz radio, including the IQ Panel 4 IQP4001. It offers a wired input to support a huge variety of wired sensors and act as a wireless transmitter.

Specs & Guides

Manufacturer Qolsys
Part number QS1137-840
Dimensions 2.5”H x 1”W x .5”D
Wireless signal range 600ft (200M) in open air
Signals Alarm, alarm restore, tamper, tamper restore, low battery, external alarm (secondary wired open), external restore (secondary wired closed)
Transmitter frequency 319.5 MHz
Wireless protocol S-Line
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
Battery 3V Lithium (x2)

How to install the QS1137-840

Physical installation of the Qolsys QS1137-840 wireless door/window sensor should follow the manufacturer’s instructions found in the product installation manual. Installation steps from the QS1137-840 manual are below:

Mounting the QS1137-840

  1. Choose Installation Location. This sensor works best for Sliding Glass Doors, Garage Doors, Windows, Exterior Doors, Interior Doors, Medicine Cabinets, and Gun Safes.
  2. Remove Battery Tabs.
  3. Apply Adhesive Mounting Tape to back of sensor and magnet.
  4. Line Up Sensor and Magnet using the Magnet Locator Mark on the Sensor.
  5. Secure Sensor and Magnet with the Adhesive Mounting Tape to the installation location. Magnetic Gap should not exceed 0.6".

The link for the full installation manual for the QS1137-840 is below.

Programming the QS1137-840 with the Qolsys IQ Panel

  1. Place the IQ Panel into Auto-Learn Mode. To do so, at the panel navigate to:

    • Settings
    • Advanced Settings
    • Enter your Installer or Dealer Code
    • Installation
    • Devices
    • Security Sensor
    • Auto Learn Sensor
  2. With the panel in Auto-Learn Mode, open and close the sensor case to tamper the sensor

  3. Program the sensor as needed. Then Click Add to finalize programming.

Programming Instructions for Qolsys 319.5Mhz sensors like the QS1137-840 can be found here: