CHRONOS is an internationally certified Type 1 and Type 3 AIS Aton with the world’s lowest power consumption.

CHRONOS offers a full range of features, including transmission of virtual Aton targets, over the air configuration, repeating and chaining. It can be interfaced directly with lights and racons, and to an extensive range of sensors when connected to the Chronos Sensor Interface product.

The small, tough enclosure is designed for continuous, long term use in even the most extreme environments from the equator to the poles and can be installed in the tightest of spaces.

Product Features

  • Fully certified AIS AtoN – Type 1 & 3
  • Ultra low power consumption
  • IP67 waterproof
  • Sensor integration
  • HF-AIS Performance


Standards Compliance

AIS standard IEC 61993-2 Ed 2.0
ITU-R M.1371-5
Serial data interface standards IEC 61162-1 Ed 4.0
IEC 61162-2 Ed 1.0
IEC 61162-3 2008 Ed 1.2
Environmental Standard IEC 60945 Ed 4.0
GNSS performance standard IEC 61108-1 Ed 2.0
IEC 61108-2 Ed 1.0
Product safety IEC 60945 Ed 4.0


Data Interfaces

VHF Tranceiver



SRT products offer unmatched capability to be customised for specific applications and markets. Additional features and functions can be specified and implement


Our OEM products are supplied fully branded as per your specific requirements. This includes the product, all manuals and packaging such that upon arrival they


This product is fully tested and certified to the relevant international standards and product specifications. As part of the OEM customisation process into you

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