Free testing

«The Asset Tracker GL520M has a very long-lasting battery, is waterproof and so we can use it very flexibly.»

Bruno Zumbuehl, Building Contractor Langenthal

Asset Tracker GL520M

The Asset Tracker GL520M is designed for use on objects of all kinds and, with its small size (87 x 51 x 30 mm and 140 g), fits even the smallest machines and devices. Three primary batteries ensure operation for years. The device is waterproof and can be mounted on metal surfaces with the optional magnetic mounting set.

  • Flexible, mobile device
  • Recording and transmission of the current GPS position data in real time, also abroad
  • Extremely robust and waterproof according to IP67 and long lasting battery life of several years
  • Handy size with 8.7 x 5 x 3 cm and 140 grams
  • SOS button programmable for sending SMS and e-mail
  • Theft protection with Geofencing
  • Magnet mounting set available as an option
ask for a quote

Tracker Dashboard

  • Individual master account for device and user management
  • Online map with route, position display and event reporting
  • Geofencing and POI (Point of Interest)
  • SMS contingent recharge by credit card or prepayment


Define geographic areas on the map in the dashboard

  • Be informed by e-mail and SMS when entering and leaving
  • Use this function as an anti-theft function for vehicles, objects and valuable cargo
  • Have events created with which you can control alarm systems
  • Use the events for your reporting and other applications

Administration and reports

  • Manage users, devices, groups and permissions
  • Zuteilung Geräte zu Benutzern und Gruppen
  • Define actions to be performed based on geo-fencing, battery level, etc.
  • Use the standard reports around for your evaluation
  • Connect your dashboard data via the API to your own systems
Functions of the Asset Tracker GL520M
  • Integrated SIM card for data transmission
  • 4G module integrated
  • Waterproof as per IP67
  • Geofencing and eventhandling
  • Online logbook
  • Recording distances travelled
  • GPS accuracy < 2.5 meters
  • Alerting by SMS or e-mail with geofencing
  • Actual location in realtime
Mobile Network/
Operating Band
LTE: Cat M1/Cat NB1
LTE FDD: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25*/B28
LTE-TDD: B39 (for Cat.M1only)
GSM: GPRS8950/900/1800/1900 MHz
GPS Sensitivity
cold start -145 dBm, tracking: -162 dBm
TIFF (first Fix)
cold start: ~27 "
hot start: 1 "
LED Indicators
140 g
with Magnet-Mount-Set 160 g
87 x 51 x 30 mm
with Magnet-Mount-Set 87 x 51 x 33.5 mm
3 x CR123A lithium batteries 1400 mAh
1800 days with one message per day
510 days with four messages per day
11 days with one message per 5 minutes
Operating Temperature
-20 ° bis +60 °C
Mounting Options
Mounting Set and Magnet Mounting Set (both optional)
GPS Accuracy
< 2.5 m
online/offline Support
Transmission Protocol
internal up to 1000 Events
internal LTE/GNSS
Integrated Sensors
Motion 3-axis, Light (back and front), Temperature
BLE 5.0 (Bluetooth Low Energy)
CE, e1 & FCC Certificate