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Advanced Marine Technology for Safer Seas

Sandemarine delivers cutting-edge marine communication, navigation, and safety systems including AIS buoys, autopilots, radiotelephones, and compass solutions trusted by maritime professionals worldwide.

Our Product Range

Engineered for reliability and performance in the harshest marine environments. Discover our full suite of navigation, communication, and safety solutions.

AP200 Autopilot System

Precision steering control with adaptive algorithms for small to medium vessels. Ideal for long-haul fishing and coastal navigation.

  • ✔ Digital fluxgate compass integration
  • ✔ Remote control via mobile app
  • ✔ Low power consumption

AP400 Navigation System

Next-gen autopilot with integrated GPS, chart plotting, and route optimization. Launched at Indonesia Maritime Expo 2025.

  • ✔ Full-color touchscreen interface
  • ✔ AIS target tracking
  • ✔ Weather routing support

W220 AIS Fishing Buoy

Real-time net monitoring buoy with long-range AIS transmission. Enables fleet coordination and anti-theft protection.

  • ✔ 10+ km transmission range
  • ✔ Solar-powered with battery backup
  • ✔ GPS + GLONASS positioning

B500 AIS Buoy

High-performance buoy designed for deep-sea operations. Features enhanced signal strength and ruggedized housing.

  • ✔ IP68 waterproof rating
  • ✔ 5-year operational life
  • ✔ Remote firmware updates

W151 AIS Fishing Net Buoy

Compact and lightweight buoy for marking fishing gear. Real-time location tracking via AIS Class B.

  • ✔ Lightweight composite body
  • ✔ Automatic deployment detection
  • ✔ Low maintenance design

Marine Radiotelephone

Durable VHF/UHF communication radio with noise suppression and long-range transmission for maritime use.

  • ✔ 25W output power
  • ✔ DSC emergency calling
  • ✔ Waterproof keypad

Electronic Compass

High-accuracy digital fluxgate compass with tilt compensation. Designed for integration with autopilot systems.

  • ✔ ±0.5° heading accuracy
  • ✔ RS422/RS232 output
  • ✔ Shock and vibration resistant

Isatphone Dock Station

Secure docking solution for Inmarsat IsatPhone devices. Enables hands-free operation and charging onboard.

  • ✔ Ruggedized marine-grade housing
  • ✔ External antenna port
  • ✔ Overcharge protection

AIS Transponder (Class B)

Compact AIS transponder for small vessels. Provides automatic identification and collision avoidance.

  • ✔ NMEA 0183/2000 compatible
  • ✔ Built-in GPS receiver
  • ✔ LED status indicators

Fishing Communication Phone

Specialized marine phone system for fishing fleets. Enables voice and text communication between vessels.

  • ✔ Group calling support
  • ✔ SOS emergency button
  • ✔ Salt fog resistant

About Sandemarine

Nanjing Sandemarine Information Technology Co., Ltd. is a leading innovator in marine electronics, specializing in communication, navigation, and safety systems for commercial and fishing vessels.

Since our founding, we have been committed to advancing maritime technology through research, development, and global collaboration. Our products are designed to enhance safety, efficiency, and connectivity at sea.

With a presence at major international expos including METSTRADE, Marintec China, and the Indonesia Maritime Expo, Sandemarine continues to expand its footprint across Asia, Europe, and beyond.

10+
Years of Innovation
50+
Countries Served

Our Mission

To empower maritime professionals with reliable, intelligent, and easy-to-use technology that enhances safety and operational efficiency on the water.

Core Values

  • • Innovation: Pioneering new solutions for modern maritime challenges.
  • • Reliability: Building products that perform in extreme conditions.
  • • Customer Focus: Delivering support and service that exceeds expectations.
  • • Sustainability: Promoting responsible fishing and marine conservation.

Why Choose Sandemarine?

Our technology is built on a foundation of innovation, durability, and real-world performance. From design to deployment, every product meets the highest standards.

Marine-Grade Durability

All products are tested for saltwater resistance, vibration, and extreme temperatures to ensure long-term reliability.

Real-Time Connectivity

Our AIS and communication systems provide instant data sharing between vessels, shore stations, and monitoring centers.

Trusted by Professionals

Used by fishing fleets, coast guards, and commercial operators in over 50 countries around the world.

100K+
Units Deployed
50+
Countries
15+
Patents
10+
Years Experience

Latest News

11 Dec 2025

Sandemarine Showcases Full Portfolio at Marintec China 2025

Sandemarine successfully demonstrated its complete range of marine technologies at Marintec China 2025, strengthening partnerships with domestic and international clients. The exhibition highlighted the company's commitment to innovation in marine communication and navigation.

17 Nov 2025

Sandemarine Innovations Attract Global Leaders at METSTRADE 2025

At METSTRADE 2025 in Amsterdam, Sandemarine unveiled next-generation autopilot and AIS buoy systems, drawing attention from industry leaders worldwide. The event reinforced the company’s position as a key player in marine technology innovation.

31 Jul 2025

AIS Buoys and AP400 Launch at Indonesia Maritime Expo 2025

Sandemarine showcased the W220, B500, and W151 AIS fishing buoys alongside the new AP400 navigation system at the Indonesia Maritime Expo. Live demos and technical presentations generated strong interest from Southeast Asian maritime professionals.

18 Jun 2025

Sandemarine at 10th Philippines Maritime Expo

Sandemarine representatives participated in the 10th Philippines Maritime Expo in Manila, showcasing cutting-edge technologies and engaging with regional partners to expand market presence in the Asia-Pacific region.

Get in Touch

For product inquiries, technical support, or partnership opportunities, reach out to our team.

Address:

West Area, Xiaoliu Industrial Park, No.21 Liuzhou North Road, Pukou District, Nanjing, China

Phone:

+86-025-83358002

Email:

[email protected]

[email protected]

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