iDhi – Telematics Control Unit (TCU)

iDhi™ Telematics Control Unit is a secure & open telematics device for connected fleet managment & diagnostics.

Intelligent Telematics Control Units have changed the way we manage fleets and gather information about vehicle operations. These devices provide a range of benefits for fleet managers, including real-time data on vehicle location, fuel consumption, maintenance requirements, and driver behaviour. With cloud management capabilities, OTA updates, and advanced partnerships, Telematics Control Units can streamline fleet management operations, improve safety and efficiency, and enhance the customer experience. In this age of data-driven decision-making, Telematics Control Units are becoming increasingly popular among fleet operators, and they are an essential tool for businesses looking to optimize their fleet management operations.

Use Cases

  • Vehicle Tracking and Fleet Management
  • Vehicle Diagnostics and Maintenance
  • Agriculture
  • Emergency Response
  • Driver Behaviour Monitoring
  • Public Transportation
  • Usage-based Insurance


  • Comprehensive solutions for algorithms, analytics, and connectivity
  • Cloud management
  • OTA Updates
  • Enhanced safety
  • Improved efficiency
  • Cost savings


Telematics 4.0 service capabilities

  • Always-on connectivity (2G, 3G, 4G, and 5G Cellular connectivity)
  • Telematics solutions (telematics integration, customized application, government regulations, safety and security)
  • Commercial fleet and insurance telematics
  • Automotive communication protocol stacks (J1939, J2534, OBD2, UDS, KWP 2000, CAN 2.0, K-line)
  • Secure Boot, Trust Zone, and crypto chip integration for platform security and secure communication

Components Descriptions


ARM Cortex A7 1.3 GHz (MDM 9207 / MDM 9628)

Operating System


Memory and Storage

System Memory: 256MB

Connectivity: WWAN

GSM: 900, 1800. WCDMA: 1, 5, 8. LTE-FDD: 1, 3, 5, 7, 8, 20. LTE-TDD: 40, 41

Connectivity: Bluetooth

Bluetooth 4.2/BLE

Connectivity: Wi-Fi

Supports 2.4GHz Wi-Fi 802.11b/g/n (5 GHz support is also available)

Location Tracking



Cellular – Primary & Diversity (Internal) | WiFi/Bluetooth (Internal)

Power Input

8V to 36V DC (From Vehicle)

Backup Battery

Type: Lithium-ion | Capacity: 1100 mAh


IP67 Compliant | Plastic PC-ABS mix | Dim (mm): 141 x 91 x 47 (approx.)

Automative Interface

CAN 2.0 x 2 | K-line x 1


6-axis IMU


Digital Inputs x 5, Digital Outputs x 4 | Analog Inputs x 3, | Frequency Input x 1 Serial port: RS232/UART | USB 2.0 (Host)


Power & I/O: Automotive grade Molex CMC Board Mounted Header, 32-contacts


Onboard Secure Element



Operating temperature: -15C to +80C. Humidity: 95% RH at +25C/+55C Storage temperature: -25C to +85C


Compliance to 3GPP Standard, TEC (India) ready, CE (EU) ready, FCC (NA) ready

iDhi – Gateway

The iDhi Sensor Gateway is a configurable sensor hub providing connectivity to down stream BLE smart sensors and an NB2/LTE-M uplink to the cloud.

The device is based on Qualcomm’s MDM9205 with integrated battery back-up to support ultra low power operation. The device comes in a compact, IP-65 compliant, form factor.

Use Cases

  • Cold Chain Tracking
  • Smart Energy
  • Remote Telemetry
  • Healthcare
  • Asset Tracking
  • Point of Service Devices


  • Flexible Next-Generation Design
  • Strong Hardware Security
  • Built with Cutting-Edge Technology
  • High-Performance Connectivity
  • Compliant and Meets Global Standards
  • Global Coverage


Components Descriptions
SoC Qualcomm – MDM9205 w RTOS
OS ThreadX
Memory 64MB system memory, 1MB storage
Power In-built high current charger for Li-Poly battery

Li-Poly Battery (1S1P, 4.2Vmax, 3.7V typ.) input

5V DC input (micro USB connector)
USB 1x USB 2.0 port (micro B connector), with OTG support
Bluetooth BT 4.1 + HS, BLE, and ANT+

Cellular NBIoT-2, LTE-M, GPRS
Location/GNSS Low power Gen 8C; GPS, GLONASS, BeiDou, and Galileo. External antenna via connector
Buttons & LEDs Power button, General Purpose buttons x 1 & Battery charge level indicator LED and
General purpose LED
Dimensions 70 mm x 45 mm x 3mm