Direct BLE
For compatible GPS trackers with BLE support.
Cap event data is transferred through the compatible telematics device.
See Partners
Trak Smart Fuel Cap
Trak Smart Fuel Cap
Trak Smart Fuel Cap
Event-level fuel security directly from the fuel access point.
Event-level fuel security directly from the fuel access point.
Event-level fuel security directly from the fuel access point.
Trak Smart Fuel Cap replaces the standard fuel tank cap and detects key fuel access events such as open, close, tamper, and jamming directly from the tank access point. It helps fleets and telematics providers turn physical fuel activity into reliable digital data.
Trak Smart Fuel Cap replaces the standard fuel tank cap and detects key access events such as open, close, tamper, and status signals directly from the fuel access point.
Trak Smart Fuel Cap replaces the standard fuel tank cap and detects key fuel access events such as open, close, tamper, and jamming directly from the tank access point. It helps fleets and telematics providers turn physical fuel activity into reliable digital data.
Secure. Connected. Intelligent.
Secure. Connected. Intelligent.
Secure. Connected. Intelligent.
Smart Fuel Cap turns fuel access activity into measurable event data
for security, monitoring, and operational control.
Smart Fuel Cap turns fuel access activity into measurable event data for security,
monitoring, and operational control.
Smart Fuel Cap turns fuel access activity into measurable event data
for security, monitoring, and operational control.
Fuel Theft Prevention
Protects fuel access with visible deterrence, tamper detection, and event-based alarm support.
Telematics-Ready Integration
Works with compatible GPS trackers, Trak Receiver, and fleet platforms to fit into existing telematics workflows.
Delivers real-time and historical event data for alerts, reporting, anomaly detection, and smarter fuel security decisions.
Delivers real-time and historical event data for alerts, reporting, anomaly detection, and smarter fuel security decisions.
Visible Deterrence, Day and Night
A visible LED warning light helps signal active protection and deter unauthorized fuel access attempts.
Key Features
Built for Fuel Access Security
Built for Fuel Access Security
Built for Fuel Access Security
Trak Smart Fuel Cap combines mechanical protection, wireless event detection, and telematics-ready connectivity in one plug-and-save device.
Trak Smart Fuel Cap combines mechanical protection, wireless event detection, and telematics-ready connectivity in one plug-and-save device.
Experience Unmatched Fuel Security with Our 5-Layer
Protection System
Fuel Access Event Detection
RotateSenseยฎ Tamper Detection
Wireless Connectivity
Telematics-Ready Integration
Plug-and-Save Installation
Built-in Security Hardware
Fuel Access Event Detection
RotateSenseยฎ Tamper Detection
Wireless Connectivity
Telematics-Ready Integration
Plug-and-Save Installation
Built-in Security Hardware
Fuel Access Event Detection
Detects key cap events such as open, close, tamper, and jamming directly from the fuel tank access point.
RotateSenseยฎ Tamper Detection
Detects suspicious cap rotation before full access, helping fleets identify tamper attempts early.
Wireless Connectivity
Transmits cap event data via Bluetooth Low Energy to compatible GPS trackers or Trak Receiver.
Telematics-Ready Integration
Works with compatible GPS trackers and fleet platforms through direct BLE or receiver-based integration.
Plug-and-Save Installation
Installs like a standard fuel cap on compatible tanks, without drilling, wiring, or tank modification.
Built-in Security Hardware
Combines free rotation, locking protection, LED deterrence, and long battery life in one rugged device.
Integration
Telematics Compatibility
Telematics Compatibility
Telematics Compatibility
Smart Fuel Cap is designed to work within existing telematics workflows. It can communicate directly with compatible BLE GPS trackers or through Trak Receiver for non-BLE setups.
Smart Fuel Cap is designed to work within existing telematics workflows.
It can communicate directly with compatible BLE GPS trackers or through Trak Receiver for non-BLE setups.
Experience Unmatched Fuel Security with Our 5-Layer
Protection System
Receiver-Based
For non-BLE GPS trackers using Trak Receiver
Trak Receiver bridges Trak Smart Fuel Cap data to GPS trackers through digital outputs.
View Receiver Details5-Layer Fuel
Security
5-Layer Fuel Security
5-Layer Fuel
Security
A layered protection structure designed to deter, detect, report, and record fuel access events.
A layered protection structure designed
to deter, detect, report,
and record fuel access events.
A layered protection structure designed to deter, detect, report, and record fuel access events.
LED Deterrent Light
A visible LED warning light helps deter intruders by signaling active fuel security at the access point.
LED Deterrent Light
A visible LED warning light helps deter intruders by signaling active fuel security at the access point.
Technical Specs
BLE 5.2 ยท Up to five-year battery life ยท -30ยฐC to +80ยฐC ยท LED indication ยท CE certified
BLE 5.2
Up to five-year battery life
-30ยฐC to +80ยฐC
LED indication
CE certified
Product
Model
TR21 โ Trak Smart Fuel Cap
Cap Standard
105 mm European standard
Dimensions
135 mm x 30 mm
Weight
350 g
Operating Temperature
-30 ยฐC to 80 ยฐC
Battery Life
Up to five years
Installation
No drilling, wiring, or tank modification required
Technology
Communication
BLE 5.2
Nordic NRF52811
Event Types
Open, close, tamper, and status signals
Detection
RotateSense Tamper Detection
Battery
SAFT LS14500, 2600 mAh, Li-SOClโ
Max. Antenna Output Power
4 dBm
RF Receiver Accuracy
-97 dBm
Data Interval, Cap Closed
Once every 10 seconds
Data Interval, Cap Open
Once in 200 miliseconds
Data Interval, Event
Immediately upon event detection
LED Indication
Available
Certification & Approvals
Regulatory
CE
EMC Standards
EN 55032:2015/A1:2020
EN 55035:2017/A11:2020
Product
Model
TR21 โ Trak Smart Fuel Cap
Cap Standard
105 mm European standard
Dimensions
135 mm x 30 mm
Weight
350 g
Operating Temperature
-30 ยฐC to 80 ยฐC
Battery Life
Up to five years
Installation
No drilling, wiring, or tank modification required
Technology
Communication
BLE 5.2
Nordic NRF52811
Event Types
Open, close, tamper, and status signals
Detection
RotateSense Tamper Detection
Battery
SAFT LS14500, 2600 mAh, Li-SOClโ
Max. Antenna Output Power
4 dBm
RF Receiver Accuracy
-97 dBm
Data Interval, Cap Closed
Once every 10 seconds
Data Interval, Cap Open
Once in 2 seconds
Data Interval, Event
Immediately upon event detection
LED Indication
Available
Certification & Approvals
Regulatory
CE
EMC Standards
EN 55032:2015/A1:2020
EN 55035:2017/A11:2020
Product Resources
Smart Fuel Cap Resources
Smart Fuel Cap Resources
Smart Fuel Cap Resources
Quickly download essential documents or explore our full resource library for in-depth technical information.
Quickly download essential documents or explore our full resource library for in-depth technical information.
Experience Unmatched Fuel Security with Our 5-Layer
Protection System
Datasheet
Technical specifications and
product details.
Download Datasheet
Usar Manual
Setup, usage and product handling instructions.
Download Manual
Trak Receiver Pairing Guide
Guide for pairing and device setup.
View Guide
CE Certification
Compliance documents and certification
Media
AI in Action
See Trak in Action
Watch product demos, installation examples, and real-world use cases.
Revolutionize Fuel Security
Unveiling the Trak Smart Fuel Cap Innovation!
TRAK Smart Fuel Cap
Open Close / App Notification
TRAK Smart Fuel Cap
Rotate Sense / App Notification
Teltonika & Trak Smart Fuel Cap
Configuration Guide
TRAK Smart Fuel Cap
Open Close
TRAK Smart Fuel Cap
Rotate Sense
AI in Action
See Trak in Action
Watch product demos, installation examples, and real-world use cases.
Revolutionize Fuel Security
Open & Close Status Alerts - Trak Smart Fuel Cap
Tamper Detection - Trak Smart Fuel Cap
Pairing Trak Smart Fuel Cap with Teltonika
Open & Close - Trak Smart Fuel Cap
Tamper Detection - Trak Smart Fuel Cap
Media
Media
See Trak in Action
Watch product demos, installation examples, and real-world use cases.
Revolutionize Fuel Security with Trak Smart Fuel Cap
Open & Close Status Alerts - Trak Smart Fuel Cap
Tamper Detection - Trak Smart Fuel Cap
Pairing Trak Smart Fuel Cap with Teltonika
Open & Close - Trak Smart Fuel Cap
Tamper Detection - Trak Smart Fuel Cap
Related Products
Receiver
Bridge Smart Fuel Cap data to non-BLE GPS trackers through digital outputs.
- Explore ProductReceiverBridge Smart Fuel Cap data to non-BLE GPS trackers through digital outputs.
Explore ProductSmart TagAdd presence detection and PushTrust authentication to fuel event workflows.
Explore ProductComponentsExtend your setup with siren, adapter, and heavy-duty protection options.- Explore ProductReceiverBridge Smart Fuel Cap data to non-BLE GPS trackers through digital outputs.
- Explore ProductSmart TagAdd presence detection and PushTrust authentication to fuel event workflows.
- Explore ProductComponentsExtend your setup with siren, adapter, and heavy-duty protection options.
- Explore ProductReceiverBridge Smart Fuel Cap data to non-BLE GPS trackers through digital outputs.
- Explore ProductSmart TagAdd presence detection and PushTrust authentication to fuel event workflows.
- Explore ProductComponentsExtend your setup with siren, adapter, and heavy-duty protection options.
- Explore ProductReceiverBridge Smart Fuel Cap data to non-BLE GPS trackers through digital outputs.
- Explore ProductSmart TagAdd presence detection and PushTrust authentication to fuel event workflows.
- Explore ProductComponentsExtend your setup with siren, adapter, and heavy-duty protection options.
Smart Tag
Add presence detection and PushTrust authentication to fuel event workflows.
Components
Extend your setup with siren, adapter, and heavy-duty protection options.