Spara 4455


Spåra-4455 a GPS tracker device with highly reliable design not only track the vehicle in the real time and also supports features such as SOS, immobilization, engine on/off status, historic data, alerts etc. With its intelligent alert/event engine with user defined conditions, it generates alert/event SMS directly.

Spåra-4455 is provided with four digital inputs, four digital outputs and four analogue inputs for detecting, measuring and controlling external devices.

Features like GeoFence, Store and Forward, track On Demand, OTA commands and remote firmware upgrade makes Spåra-4455 a power full and most robust device for applications such as fleet management, Taxi/CABS, logistics etc.

Spåra-4455 comes with an IP66 enclosure and equipped with internal battery and internal/external GSM and GPS antennas.



Functional Diagram

Technical Specifications


  • Accurate location Tracking
  • Spy Tracking with hidden installation 
  • Start data acquisition - based on-time, distance, angle allow to have precise on line tracking
  • Sending acquired data via GPRS
  • Supports both internal and external GSM and GPS antennas
  • Events from I/O elements detection and sending GPRS and/or SMS
  • I/O elements: four digital inputs, four digital outputs and four analogue inputs
  • Stores >150 K way points in case of loss of communication link
  • Up to 20 geofence co-ordinates
  • Management port (RS-232 interface)
  • Alerts are send via GPRS and/or SMS
    • “Over Speed”, Harsh Acceleration and Harsh Breaking
    • Main Power Supply ON/OFF
    • Low Battery
    • Tamper
    • Geo-fence
    • User defined alerts such as fuel information, engine status etc.
  • Battery back up to ~5 hours @ 10 sec server update interval
  • “Over the air” firmware upgradation and remote monitoring/Configuration of the device
  • Three status LED indication of operation
  • Confirms to IP66

Functional Diagram


Technical Specifications

GSM/GPRS Communication




Modem Quad-band: GSM 850, EGSM 900, DCS 1800, PCS 1900
Output Power Transmitting Power: Class 4 (2W): GSM850, EGSM900
Class 1 (1W): DCS1800, PCS1900
GPRS GPRS Connectivity: GPRS multi-slot class 12(default)
GPRS multi-slot class 1~12(option)
  GPRS data downlink transfer: max. 85.6 kbps
  GPRS data uplink transfer: max. 85.6 kbps
  Coding scheme: CS-1, CS-2, CS-3 and CS-4
SIM Card 1.8V/3V
Protocols Internet Service Protocols: TCP/UDP, FTP, HTTP, PPP, NTP, PING


Receiver GPS L1 1575.42MHz C/A Code 66 Search channels, 22 simultaneous tracking channels
Horizontal Position Accuracy < 2.5m CEP @ -130dBm
Hot Start 1 Sec typical @ -130dBm
Warm Start 35 Sec typical @ -130dBm
Cold Start 35 Sec typical @ -130dBm Protocol NEMA
Internal GSM and GPS antenna  
External GSM and GPS antenna  
Protocal NEMA


Digital Input OV to 39V DC (O -> 0V to 4.5V, 1 -> 5V to 39V)
Digital Output Supports open collector up to 400mA. Up to 40V.
Analogue Input Supports up to 50V


Status LEDs 3 LEDs
Main Power Status : RED Colour
GSM/GPRS Status : GREEN Colour
GPS Status : BLUE Colour
Firmware Upgrade Via GPRS
Geofence Supports up to 20 co-ordinates
GSM Antenna Internal/td>
GPS Antenna Internal
Waypoint Storage >150K waypoints


Operating Voltage 9V to 39 V DC
Current @12V DC: 300mA (Max) with battery charging
Protection Reverse Voltage Protection
Cranking/Surge Protection as per ISO standard
Internal Battery Li-Polymer 500mAH
Operating Temp -10°C to +80°C
Humidity 5% to 98% RH


Enclosure ABS Plastic
Dimensions Length: 105mm | Width: 70mm | Height: 35 mm
Confirms to IP66  


Spara 4455


  • Fleet Management
  • Taxi Dispatch System
  • School Bus Management
  • Logistics
  • Public Transport System
  • Delivery & Courier services
  • Security & Emergency vehicles

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