





RFID GPS Tracker GT903K | GREAT-WILL
The GT903K is a professional 4G fleet management GPS tracker featuring an advanced RFID immobilizer for superior vehicle security and driver authorization.
RFID-Controlled Ignition -- GT903K
The GT903K combines advanced 4G LTE connectivity with precise GPS/BDS multi-satellite positioning. Its standout feature is the RFID vehicle immobilization system, offering high-level security and access control. With a wide 9-90V voltage range and multiple alerts (vibration, power-off, etc.), it’s a comprehensive vehicle protection solution.

Advanced RFID Vehicle Immobilization
Enhance security by ensuring only authorized drivers with a registered RFID card can start the vehicle, effectively preventing unauthorized use and theft.
Remote Fuel/Power Cut-Off
Gain ultimate control. Remotely and safely disable the vehicle’s engine via the platform or SMS in case of theft, ensuring rapid asset recovery.


4G LTE & Multi-GNSS Positioning
Leverage high-speed 4G LTE for real-time data and rely on GPS+BDS multi-satellite systems for precise, consistent location tracking, even in weak signal areas.
Wide 9-90V Operating Voltage
Deploy seamlessly across a diverse fleet. Our tracker is compatible with motorcycles, cars, and heavy-duty trucks, simplifying inventory and installation.

Technical Specifications
Specification | GT903K |
Dimensions | 78mm x 34mm x 16mm |
Weight | 43.5g |
Working Voltage | DC 9V – 90V |
Backup Battery | 300mAh / 3.7V Industrial-grade Polymer Lithium |
Communication Module | A7670SA |
Supported Bands | LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B28/B66 GSM: 850/900/1800/1900MHz |
Positioning Chip | AT6558R |
Positioning Accuracy | <10 meters |
Tracking Sensitivity | -165dBm |
Working Temperature | -20°C to +60°C (-4°F to 140°F) |
Standby Current | ≤5mA |
Internal Memory | 128MB |
Main Features
Real-time Tracking
RFID Authorized Driver
Vibration Alarm
Support Dual IP
DC 9-90V
GT903K GPS Tracker Applicable Scenarios
Vehicle Anti-Theft & Immobilization
Vehicle Anti-Theft & Immobilization
Click HereMotorcycle & E-bike Security
Motorcycle & E-bike Security
Click HereAuto Financing
Auto Financing
Click HereBulk GPS Tracking Devices Ready-to-Ship
GREAT-WILL specializes in rapid GPS tracker wholesale. We maintain a ready stock of market-proven vehicle trackers, including the GT903K, to fulfill your urgent orders. We fully support OEM, ODM, and customization services. Whether for your own operations or for resale, the GT903K offers exceptional quality and value.
After-sales service and Warranty
- Provide after-sales technical support and product testing
- Continuously adjust products to suit local conditions and vehicles
- Warranty period up to 3 years
Delivery Time and Shipping
- Sample delivery time is approximately 3-5 days.
- Large-volume orders take over 7 days.
- The device/platform software/SIM/IoT card undergo engineering inspection and testing before packaging and shipment.
- Multiple shipping methods supported.
4 Reasons to Choose the GT903K GPS Tracker
- RFID Vehicle Immobilization: Secure your asset by requiring an authorized RFID card swipe to start the engine, effectively preventing theft.
- 4G & Precision GPS: Reliable 4G LTE connectivity combined with GPS/BDS positioning ensures real-time, accurate tracking.
- Wide Voltage Range (9-90V): Compatible with a vast range of vehicles, from motorcycles and e-bikes to cars, simplifying inventory for distributors.
- Compact & Discreet: With a slim profile of 78*34*16mm, the GT903K is easy to conceal, ensuring covert installation and security.