Drive your fleet into the next generation with the Teltonika FTC921, a high-voltage 4G LTE Cat 1 GPS tracker engineered for precision and durability. Specifically designed for the evolving e-mobility market, the FTC921 features a wide power supply range of 9–90V, making it the perfect tracking solution for electric motorcycles, e-scooters, and forklifts, as well as standard internal combustion vehicles. With its compact, water-resistant design and advanced crash detection technology, the FTC921 ensures your high-value assets are always secure, connected, and monitored with industrial-grade accuracy.
⚡ FTC921: High-Voltage Performance
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🔋 Massive 9–90V Range – Versatile power compatibility perfect for electric bikes, scooters, and heavy-duty machinery.
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📶 Future-Proof 4G Connectivity – Reliable LTE Cat 1 network with 2G fallback for 100% global visibility across borders.
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🛡️ Advanced Security Suite – Features internal antennas, jamming detection, and unplug alerts to prevent theft.
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📉 Smart Data Management – High-gain GNSS and internal flash memory ensure no location data is lost, even in areas with poor signal.
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📱 Bluetooth 4.0 LE – Connect wireless temperature, humidity, or fuel sensors for comprehensive asset monitoring.

Getting your Teltonika FTC921 up and running is a quick and seamless process. To ensure you get the best performance from your high-voltage tracker, we have provided a comprehensive visual guide below. By following these steps, you can secure your electric scooter, motorcycle, or vehicle in just a few minutes, ensuring a professional-grade connection that lasts.
🛠️ How to Install Your FTC921
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Step-by-Step Video: Watch our expert-led installation video to see exactly how to wire the device into your vehicle’s power system and where to position it for the strongest 4G signal.
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Wiring Diagram & Photo: Refer to the high-resolution photo below, which illustrates the correct connection points for the 9–90V power range and the optimal “sky-facing” orientation for the internal GNSS antenna.
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Quick Tips for Success:
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Voltage Check: The FTC921 is incredibly versatile, but always verify your vehicle’s voltage is within the 9–90V range before connecting.
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Stealth Placement: Use the compact size of the FTC921 to hide it behind plastic fairings or under the seat; just ensure there is no metal directly above the device to maintain a clear GPS lock.
Technical Specifications: Teltonika FTC921
The FTC921 is a next-generation 4G LTE Cat 1 high-voltage tracker. Its standout feature is the ultra-wide power range, making it the industry standard for electric vehicles (EVs) and heavy machinery.
Connectivity & Module
| Feature | Specification |
| Technology | 4G LTE Cat 1 / GSM / GPRS / GNSS / Bluetooth® |
| 4G Bands | LTE FDD: B1/B3/B7/B8/B20/B28 |
| 2G Bands | GSM: 900/1800 MHz |
| Data Support | SMS (text/PDU), Network protocols (TCP, UDP, TLS, MQTT) |
Power Supply (High-Voltage Ready)
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Input Voltage Range: 9–90 V DC (with overvoltage protection)
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Back-up Battery: 170 mAh Li-Ion battery (3.7 V)
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Internal Fuse: 3A, 125V for enhanced circuit protection
GNSS (Positioning)
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Receiver: 33 tracking / 99 acquisition channels
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Constellations: GPS, GLONASS, GALILEO, BEIDOU, SBAS, QZSS, DGPS, AGPS
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Accuracy: < 2.5 m CEP
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Sensitivity: -165 dBM (tracking)
Physical Interface
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Dimensions: 79 x 43 x 12 mm (L x W x H)
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I/O Ports: 1 Digital Input (Ignition), 1 Digital Output (Relay/Immobilization)
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Antennas: Internal High Gain GNSS & Cellular
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USB: 2.0 Micro-USB for configuration/debugging
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Indicators: 2 status LED lights
Environmental & Sensors
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Operating Temp: -40 °C to +85 °C
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Ingress Protection: IP41
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Sensors: Internal Accelerometer (for Crash/Towing detection)
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Internal Memory: 128MB Flash (stores up to 422,400 records)
Smart Features
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Scenarios: Eco-driving, Over Speeding, Jamming Detection, Excessive Idling, Unplug Detection, Auto Geofence, Manual Geofence, Trip Monitoring.
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Bluetooth® 4.0 + LE: Supports wireless temperature/humidity sensors, OBDII dongles, and fuel level sensors.
Why the FTC921 is the Best Choice for E-Mobility:
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9-90V Flexibility: Unlike standard trackers that stop at 30V, the FTC921 can be wired directly to the high-voltage battery packs of Electric Scooters (48V/60V) and Forklifts (80V).
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Ultra-Slim Profile: At only 12mm thick, it is easy to hide inside thin plastic panels where space is limited.
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Overvoltage Protection: Engineered to handle the voltage spikes common in electric motors.
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