Fully-featured, reliable and high-performance vehicle tracker.


The FM-Tco4 HCV is a fully featured vehicle tracker capable of reading CANbus and digital tachograph data.

FM-Tco4 HCV is a high-performance GPS tracker designed for all types of heavy vehicles. It can read data from CANbus (J1708, J1939, FMS), has RS232/RS485 interfaces and works with 2G and 3G networks. FM-Tco4 HCV can also read and download digital tachograph data (.ddd). Built according to high professional standards, FM-Tco4 HCV comes with a quality rate of 99.9%


  • GSM (2g) and UMTS connectivity (3G)
  • CANbus reading (FMS, J1708, J1939)
  • Digital tachograph data reading (.ddd)
  • External antenna
  • Built-in battery
  • 2x RS232
  • 1x RS485
  • 4x Digital inputs
  • 2x Analog inputs
  • 2x Digital outputs
  • 1-Wire interface
  • Mini USB and 3x indications LEDs
  • Sleep and deep sleep modes
  • Accelerometer
  • Power supply 10 ÷ 32 V DC
  • Commands and configuration via SMS
  • Jamming detection
  • Size 111 x 75 x 25 mm

Detailed specification

Detailed specification HCV

All manuals are available at

Install FM-Tco4 HCV faster and easier with FMS Harness. FMS harness is used to install GPS trackers to trucks.

Connect FM-Tco4 HCV faster and easier to the tachograph unit with Tacho Harness.

FM-Tco4 HCV features:

  • Real-time data from GPS, Accelerometer, etc.
  • Driver behaviour monitoring (Eco-Drive)
  • CANbus reading
  • Tachograph data reading and downloading (.ddd format)
  • Temperature monitoring
  • Driver registration and identification
  • Remote ignition blocking
  • Fuel monitoring
  • Internal Geozones
  • Jamming notifications
  • Dual transparent channel
  • Commands and configuration via SMS

Available product versions:

FM-Tco4 HCV – work with 2G networks.

FM-Tco4 HCV 3G – works with 2G and 3G networks.

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