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    Quick Overview

    * Safeguards and protects when doors and windows
    * Places a phone call and sends text message to your phone
    * Arms via a keychain magnet or an optional hardwired switch
    * Disarms via an incoming telephone call registered phone
    * Operates in temperature range of 14-122 °F (-10/+50 ℃)
    * Option to input hardwire an external sensor loop
    * Operates on a single battery for up to one year
    * Compact size

    Polus GSM DWS

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    Product Description

    Wireless magnetic security door/window sensor.

    POLUS GSM permits you, to configure a wide range of functional features by using our Web Configurator or by downloading our iPhone & Android applications, simply by navigating to the SUPPORT section of our website.


    In the event of a triggered alarm (door or window opened), the POLUS GSM will place a call and send text notifications to a phone number of your choice. (up to six phone numbers can be configured)

    Can be used at any location where GSM mobile telephone coverage is available: 

    * Doors, windows, table and desk drawers, closet doors etc.
    * In offices and commercial locations ( office, storage, closet, safe)
    * In your automobile, aircraft, boat, RVs etc.
    * Barns, sheds etc.


    * One wireless GSM magnetic security sensor - POLUS GSM
    * One magnet
    * One lithium CR123A 3V battery
    * One keychain magnet
    * Quick Start Guide

    The EXPRESS GSM 2 motion detector comes with a one year manufacturer's guarantee. 


    polus-gsm     Polus   GSM     User Guide           pdf_icon

    Technical specifications of POLUS GSM:

    Parameter DescriptionValue
    Gap opening required between security sensor & magnet to trigger an alarm 0.3"/8mm
    Distance required to restore signal 0.23"/6mm
    Minimum distance required to operate the security sensor with the keychain magnet, not more than 33ft/10m
    GSM module operating standards GSM 900/1800/1900
    Maximum number of telephone numbers to be notified 6
    Magnetic security sensor dimensions, do not exceed    (109 x 32 x 27.5 mm) 4.2" x 1.2" x 1"
    Time required for notifications 20-40 sec.
    Magnet dimensions, do not exceed       (56.5 x 18 x 15.7 mm ) 2.2" x 0.7" x 0.6"
    Motion Detector Battery type Lithium CR 123A 3V
    Operating temperature range 14/122°F|-10/+50°C
    Relative humidity at a temperature of +35°C/95°F without moisture condensation, not to exceed 93%
    Continuous uninterrupted operation on a single battery at a temperature of  77 °F /+25°C up to 12 month 
    Weight of magnetic security sensor/ magnet, does not exceed  2-0.3 oz / 60 -10 g


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