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Lonsdale · SA

Black Flag Co

Black Flag Marine Co is a Lonsdale-based systems specialist for South Australian boats, covering the whole path from navigation displays to the power behind them. The team designs, supplies, installs and services chartplotters, sailing instruments, lithium and charging systems, Starlink connectivity, watermakers, lighting and both low-voltage and 240V installations.

BUSINESS PROFILE

About Black Flag Co

## About Black Flag Marine Co

Black Flag Marine Co takes a whole-vessel approach to electronics and electrical work. From its Lonsdale base, the team supports recreational and commercial boats with design, product supply, installation and ongoing service.

### What They Work On

Navigation services include GPS, chartplotters, sounders, radar and sailing instruments for wind, depth, speed and performance. Electrical work spans 12V and 24V distribution, 240V shore power, inverters, lithium battery banks, charging and monitoring. The team also integrates Starlink and mobile data, installs watermakers and upgrades navigation, deck, interior and underwater lighting.

### Brands and Integration

Project examples include Raymarine navigation and fishing systems, but the real value is integration: power, networking, displays, communications and sensors are designed to function as one reliable setup.

### A Good Fit When...

You are planning a lithium and electronics refit, want race instruments configured properly, or need connectivity, navigation and onboard power delivered as a coordinated project.

Services and expertise

  • Marine electrical
  • Marine electronics
  • Navigation electronics

Service area: Adelaide, South Australia and marine project work

Confirm availability, scope and pricing directly with the business before making arrangements.

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Describe your boat, where it is based and what you need help with. Include a realistic date and ask what information the team needs to assess the job.

Prepare a list of equipment and any wiring diagrams. Explain the symptoms and how you use power at anchor and underway.

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