Queclink GL520M GSM/GPS Asset Tracker

Queclink GL520M GSM/GPS Asset Tracker


Queclink GL520 GSM Tracker is a reliable and cost-effective device to track assets. This GSM tracker consumes a minimal amount of power giving it an impressive battery life.

The Queclink Mini USB Cable is required to upgrade firmware and configure your device. 

Queclink GL520M GSM/GPS Asset Tracker

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Queclink GL520 GSM Tracker is a reliable and cost-effective device to track assets.

GSM Tracker Queclink GL520 Features:

This GSM tracker consumes a minimal amount of power giving it an impressive battery life.

With GPS enabled it will send one location report every day for 736 days. With GPS disabled it will send one location every day for 1,234 days - this will result in a less accurate location as it will rely on the GSM capability only.

No separate antenna is required, the device transmits from one compact unit measuring just 90mm x 40mm x 20mm. This GSM tracker also has a built in light sensor which will send an alert if it detects the device is being repositioned.

Queclink GL520 GSM Tracker reports to our OSAT Track online mapping portal.  OSAT Track provides real-time positioning and specialized reporting of assets worldwide and is compatible with over 50 different manufacturers of tracking hardware.

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Service 10 MB 20 MB
50 MB 100 MB
Minimum Duration 1 month* 1 month* 1 month* 1 month*
Monthly Fee £2.00 £2.00 £2.00 £2.00
Airtime Fee £2.50 £5.15 £12.50 £23.50
Inclusive MB 10 20 50 100
Coverage* Europe Europe Europe Europe
Messages** 6,250 12,500 31,250 62,500
Overage Fee £4.15 per 10 MB £6.40 per 20 MB £12.95 per 50 MB £12.95 per 100 MB


Service Monthly Fee Annual Fee
Basic Mapping £5.50 £57.50
Suitable for users with single devices. Excludes Geo‐Fencing. Please select Professional Mapping if you require Geo‐Fencing. 
Professional Mapping £12.50 £140.00
Suitable for users requiring access to multiple devices under one log‐in. Includes Geo‐Fencing. Fee is applicable per device.



*Coverage list: Austria, Belgium, France, French Guyana, French West Indies, Germany, Gibraltar, Greece, Hungary, Iceland, Ireland, Italy, La Reunion (France), Latvia, Liechenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom.


**Estimated Figure



GSM Specifications
Frequency Quad band GSM/GPRS 850/900/1800/1900 MHz
Compliant to GSM phase 2/2+
-Class 5 (0.8W @ 900 MHz)
-Class 1 (1W @ 1800 MHz)
GPRS GPRS multi-slot class 8
GPRS mobile station class B
RMS Phase Error 5 deg
Max Out RF Power GSM900/850: 29.0±2 dBm
PCS/DCS: 30.0±2 dBm
Dynamic Input Range -15 ~ -108 dBm
Receiver Sensitivity Class Ⅱ RBER 2% (-107 dBm)
Stability of Frequency < 2.5 ppm
Max Frequency Error ±0.1 ppm
GPS Specifications
GPS Chipset u-blox All-In-One GPS receiver
Sensitivity Autonomous: -147 dBm
Hot start: -156 dBm
Reacquisition: -160 dBm
Tracking: -162 dBm
Position Accuracy (CEP) Autonomous: < 2.5m
SBAS: < 2.0m
TTFF (Open Sky) Cold start: 27s average
Warm start: 27s average
Hot start: 1s average
GSM Antenna Internal Only
GPS Antenna Internal Only
Internal Indicator LED GSM, GPS
Serial Port Micro USB
General Specification
Dimensions 90mm x 39.8mm x 20mm
Weight 91g
Backup Battery Two CR123A lithium batteries 1400 mAh
Standby Time Standby current: < 5uA
GPS off, one report per day: 1234 days
GPS on, one report per day: 736 days
Operating Temperature -20℃ ~ +60℃
Magnetic Mount Case Yes

Air Interface Protocol

Command Set @Track protocol command
Transmit Protocol TCP, UDP, SMS
Working Mode Frequency modulation power save mode, for long standby time
Continuous mode, for emergency tracking
Scheduled Timing Report Report position and status according to preset time schedules
Geo-fence Support up to 5 internal geo-fence regions
Low Power Alarm Alarm when internal battery is low
Wakeup Report Report when the device wakes up

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