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The Astra Telematics AT241/242 is a compact and cost-effective telematics device suitable for various vehicle types, including cars, motorcycles, and boats. It offers essential features such as GPS tracking, cellular connectivity, and OBD2 support.

Data sheet

The following excerpt is the most relevant information for marine and on-road applications from the official data sheet. Please always refer to the official documentation for the most accurate and up-to-date information.
FeatureSpecification
Mobile Network CommunicationsLTE-Cat 1 (4G) - others possible
Maximum Operating Voltage50.0V
AntennasInternal
BLE (Bluetooth) OptionYes
SIM Card FormatMicro
Accelerometer / tamper sensorYes
Battery Capacity (internal)510mAh (6 days low power mode, 24h reporting)
Battery Life (LP mode, 24hr reporting)6 days
Ingress ProtectionIP67
Digital Ins / Outs6 / 5
ADC Inputs2
CAN busYes (NMEA2000 support, custom protocols)

Installation instructions

Please download the printable installation manual for detailed installation instructions.

NMEA 2000 support scope

Disclaimer
Our NMEA 2000 integration natively supports only the items listed below. Any additional parameters, multi-engine/tank setups, or proprietary PGNs/features must be reviewed and agreed separately (feasibility, timeline).
CategoryProperty
BatteryState of Charge % (DC type 0)
State of Health % (DC type 0)
Battery Capacity (Ah, DC type 0)
Charger Enable / Disable
Time to Empty
Distance to Empty
Fuel & TripFuel Level % (type 0)
Fuel Rate
Trip Fuel Used
Trip Run Time
EngineOil Level % (type 4)
Engine Oil Pressure
Engine Oil Temperature
Engine Temperature
Alternator Voltage
Engine Coolant Pressure
Fuel Pressure
Percent Engine Load
Percent Engine Torque
Total Engine Hours
Engine Discrete Status 1
Engine Discrete Status 2
Environment/DepthWater Depth at Transducer
Water Depth Transducer Offset
Wind Speed
Air Temperature
Notes
  • Applies to one engine and one tank.
  • Compatibility depends on the vessel network publishing these PGNs per NMEA 2000 conventions.
  • Extensions (e.g., multiple engines/tanks, additional sensors, custom/proprietary PGNs) require a separate technical discussion.
“NMEA 2000” is a trademark of the National Marine Electronics Association (NMEA).
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