Humbertown Centre, Toronto, Ontario M9A 3T7 1-866-956-9671


4G Vehicle GPS Tracker

Maximize I/O flexibility

Offer outstanding configuration flexibility to cater to a wide variety of requirements.

CAN bus interface

Has CAN bus interface which can read CAN data of various vehicle models.


Support magnetic card reader, camera (at most 4), fuel/temperature sensor, LED/LCD display, RFID/iButton and etc.

Driving behavior analysis

Detect driver behaviors, such as the driver fatigue, idling, harsh acceleration/braking and etc.



School Bus

Sanitation Vehicle



Dimension106 mm x 24.5 mm x 70 mm
Power SupplyDC 11.4–36 V/1.5 A
Backup Battery400 mAh/3.7 V
Power ConsumptionCurrent in sleep mode: 11 mA
Operating Temperature-20°C to 55°C
Operating Humidity5%-95%
Working Hour45 hours in power-saving mode
4 hours in normal mode
LED IndicatorGreen indicator showing the GSM signal
Blue indicator showing the GPS signal
Button/SwitchSOS button (for sending SMSs or dialing)
1 power button
MemoryBuilt-in GPS Antenna
Sensor3-axis accelerometer (used to wake the device up by vibration and
detect towing alerts)
Frequency bandT633L-E: LTE FDD: B1/B3/B7/B8/B20/B28A, WCDMA: B1/B8, GSM/GPRS: B3/B8
T633L-A: LTE FDD:B2/B4/B12, WCDMA: B2/B4/B5
T633L-AU: LTE FDD:B1/B2/B3/B4/B5/B7/B8/B28, LTE TDD:B40,
WCDMA: B1/B2/B5/B8, GSM/GPRS: B2/B3/B5/B8

Note: Select proper device according to the local frequency band
GPS sensitivity-163 db
Positioning Accuracy2.5m
I/O portThe device supports 3 digital input ports, 3 output ports, 2 AD input ports, and 1
1-Wire digital temperature sensor (iButton) interface by default. At most 9 positive or
negative input ports, 8 output ports, or 4 AD input ports can be configured
2 RS485 ports (4 pins) for connecting to the LED display
2 RS485 ports (4 pins) for connecting to the camera
1 CAN bus interface (FMS protocol)
1 RS232 port (8 pins) for connecting to the magnetic card reader
1 extended RS232 port (4 pins) for connecting to the A21 LCD display
1 audio port (3.5 mm)
1 Micro USB port


  • T633L tracker
  • External 4G antenna
  • External GPS antenna
  • USB cable
  • CD download card
  • I/O cable with an SOS button (2 meter)

Optional Accessories

  • iButton
  • RFID reader
  • Camera
  • Buzzer
  • Relay (12 V/24 V)
  • A82 LED Nixie Tube Display
  • CANBUS convertor cable
  • Magnetic card reader
  • A52 digital temperature sensor
  • A53 fuel level sensor (voltage sensor)
  • Speaker and microphone

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