- Entertainment
- Exterior Comms System
- GMDSS
- Interior Communication Systems
- Radios - Handheld
- Radios - Shipboard
- Inmarsat-C Solutions
- Satcom L-Band Broadband
- Satcom LEO High Performance Flat Panel
- Satcom VSAT (Ka)
- Satcom VSAT (Ku)
- Satcom Networking & Security
- Satellite Phones
- SatCom Accessories
- — Iridium
- — Inmarsat
- Satellite Airtime Partners
- Sound Reception Systems
- Weatherfax
- End of Life - Communication
- AIS
- AutoPilot
- Catch Management
- Chart Plotters
- Depth & Echosounders
- Entertainment
- EPIRBS
- GPS & Satellite Compass
- Monitors & MFDs
- Radar
- Radios – Handheld
- Radios – Shipboard
- SARTS
- Satellite Phones
- Satcom Accessories
- — Iridium
- — Inmarsat
- Satcom L-Band
- Satcom Network - Fishing
- Satcom VSAT
- Sonar
- Subsea (SeaFloor Mapping)
- Vessel Monitoring Systems
- Trawl Gear
- End of Life - Fishing
- Satellite Phones
- SatCom KITS
- SatCom Accessories
- — Iridium
- — Inmarsat
- Rentals
- Push-to-Talk (PTT)
- Portable BGAN
- Vehicular BGAN
- Iridium Certus® Fixed and Mobile
- VSAT - ESA Flat Panel
- VSAT - Parabolic
- M2M
- Satcom Networking & Security
- Satellite Airtime Partners
- Firmware Downloads
- End of Life - Land Mobile SatCom
Fuel Viscosity Control
Mackay Communications provides advanced marine fuel viscosity control systems designed to accurately measure and regulate fuel viscosity for reliable, efficient ship engine operation. VAF Instruments’ ViscoSense 3 and ViscoSense 3D systems provide precise fuel viscosity measurement and control for marine fuel oil applications, helping maintain the optimal viscosity needed for effective atomization and complete combustion. These solutions are particularly suited for vessels operating on heavy fuel oil (HFO), where variations in fuel quality and composition can affect engine performance.
Accurate fuel viscosity monitoring helps improve combustion efficiency, protect marine engines from damage, reduce maintenance costs, and minimize fuel-related emissions from vessels. Mackay offers reliable heavy fuel oil viscosity control solutions for marine diesel engines and burners, supported by specialized marine expertise and service capabilities. Whether you need fuel viscosity measurement, automated viscosity control, or a complete system for optimizing marine fuel performance, Mackay can help identify the right solution for your vessel.
- Entertainment
- Exterior Comms System
- GMDSS
- Interior Communication Systems
- Radios - Handheld
- Radios - Shipboard
- Inmarsat-C Solutions
- Satcom L-Band Broadband
- Satcom LEO High Performance Flat Panel
- Satcom VSAT (Ka)
- Satcom VSAT (Ku)
- Satcom Networking & Security
- Satellite Phones
- SatCom Accessories
- — Iridium
- — Inmarsat
- Satellite Airtime Partners
- Sound Reception Systems
- Weatherfax
- End of Life - Communication
- AIS
- AutoPilot
- Catch Management
- Chart Plotters
- Depth & Echosounders
- Entertainment
- EPIRBS
- GPS & Satellite Compass
- Monitors & MFDs
- Radar
- Radios – Handheld
- Radios – Shipboard
- SARTS
- Satellite Phones
- Satcom Accessories
- — Iridium
- — Inmarsat
- Satcom L-Band
- Satcom Network - Fishing
- Satcom VSAT
- Sonar
- Subsea (SeaFloor Mapping)
- Vessel Monitoring Systems
- Trawl Gear
- End of Life - Fishing
- Satellite Phones
- SatCom KITS
- SatCom Accessories
- — Iridium
- — Inmarsat
- Rentals
- Push-to-Talk (PTT)
- Portable BGAN
- Vehicular BGAN
- Iridium Certus® Fixed and Mobile
- VSAT - ESA Flat Panel
- VSAT - Parabolic
- M2M
- Satcom Networking & Security
- Satellite Airtime Partners
- Firmware Downloads
- End of Life - Land Mobile SatCom

