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Improve onboard efficiency and compliance

Achieve measurable efficiency gains, reduce energy waste, and ensure future-ready compliance with marine-proven ADF technology.

We value cleaner marine

Comsys is energizing the transition to maritime decarbonization by improving power efficiency onboard. Our Active Harmonic Filters, known by the patented name ADF, play a crucial role in minimizing power defects across low and medium voltage grids onboard vessels.

By addressing a wider range of power quality issues and being easy to size, install and maintain, retrofittable Comsys ADF improve grid capacities on any size ship by 10% or more.

This means more of the electricity generated onboard for electronics, appliances and power-saving systems can be used efficiently – optimizing fuel performance while ensuring the safety and uninterrupted regulatory compliance needed to maintain seaworthiness.

Navigate new regulations

Starting January 1, 2023, all ships must calculate their Energy Efficiency Existing Ship Index (EEXI) and initiate data collection for their annual Carbon Intensity Indicator (CII). These regulations are part of a global effort to enhance maritime energy efficiency and reduce emissions.

Comsys ADF helps vessels meet and exceed these requirements by improving onboard power efficiency and ensuring operational compliance with minimal energy waste.

Adaptive Compensation

Designed specifically for marine environments, our ADF systems can handle complex configurations like split bus bars and automatically adjust compensation based on bus location.

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Marine Certifications

Our ADF product range is fully certified by major marine standards bodies including DNV, ABS, and BV, ensuring adherence to rigorous safety and quality benchmarks.

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Sensorless Operation

Our innovative sensorless feature allows for improving power quality without the need to install current transformers (CTs), simplifying the integration and maintenance of new VFDs.

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Why marine operators trust Comsys
  • Reduces downtime and energy costs

  • Fastest AHF on the market (ADF P200)

  • Parallel 15 multi-master units

  • Easy to size with online sizing tool

  • Optimized, space-saving footprint

  • Intuitive HMI for control and monitoring

  • Easy SCADA integration for smooth system communication

Complex challenges onboard prestigious dredger solved with ADF

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Complex challenges onboard prestigious dredger solved with ADF

After receiving an order to build two heavy-duty Cutter Suction Dredgers, the leading designer, builder and supplier of integrated vessels, equipment and...

After receiving an order to build two heavy-duty Cutter Suction Dredgers, the leading designer, builder and supplier of integrated vessels, equipment and services in the global dredging industry contacted our Dutch partner, Fortop regarding harmonic mitigation for the project.