ONWA
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Founded in the 1990s, ONWA Marine Electronics Co., Ltd. has been at the forefront of marine technology innovation. With headquarters in Hong Kong and a state-of-the-art manufacturing facility in Shenzheng City, China, we are dedicated to designing and producing high-quality marine electronics. Our global presence spans Asia, Europe, Oceania, the Middle East, Africa, and the Americas.
We also offer OEM/ODM services to marine electronics enterprises wishing to expand their product line without the direct investment in engineering design or manufacturing.
Our Mission
We strive to provide advanced, reliable, and cost-effective marine electronic solutions. Our commitment to innovation and quality is backed by a strong focus on environmental responsibility and customer satisfaction.
Our Products
ONWA offers a comprehensive range of products, including chart plotters, fish finders, radar systems, and AIS devices, tailored to meet the diverse needs of marine professionals and enthusiasts.
Research and Development
Our R&D team, based in Shenzhen, continuously works on developing cutting-edge technologies to enhance maritime safety and efficiency. This dedication ensures that our products remain at the leading edge of marine electronics.
Global Reach
With a dedicated logistics network and support centers across the globe, ONWA ensures timely delivery and excellent after-sales service, reinforcing our reputation as a trusted partner in the marine industry.
Commitment to Quality
Quality is at the core of everything we do. Our rigorous testing and quality control processes ensure that every ONWA product meets the highest standards of reliability and performance.
Environmental Responsibility
ONWA is committed to sustainable business practices. We integrate environmentally friendly processes in our operations to minimize our impact on the planet.
* CHART PLOTTERS

Multi-functional chart plotter with Radar function
GNSS: GPS + Beidou + Galileo + Glonass

Multi-functional chart plotter with Radar function + Built-in AIS
Built-in AIS: Class B+
Multi-functional chart plotter with Radar function + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter with + Built-in AIS + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter with Radar function
GNSS: GPS + Beidou + Galileo + Glonass
Multi-functional chart plotter with Radar function + Built-in AIS
Built-in AIS: Class B+
Multi-functional chart plotter with Radar function + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter with + Built-in AIS + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter
GNSS: GPS + Beidou + Galileo + Glonass
Multi-functional chart plotter + Built-in AIS
Built-in AIS: Class B+
Multi-functional chart plotter + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter + Built-in AIS + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multi-functional chart plotter
GNSS: GPS + Beidou + Galileo + Glonass
Multi-functional chart plotter + Built-in AIS
Built-in AIS: Class B+
Multi-functional chart plotter + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ
Multifunctional chart plotter + Built-in AIS + Built-in Fishfinder
Built-in Fishfinder: Dual Frequency 50 & 200KHZ

12-inch chartplotters with build-in radar function and optional AIS and Fishfinder functions
Complies with protection class IPX6
5/7-inch Chartplotters
Compliance with IMO requirements, international standard IEC 60945


5/7-inch Chartplotters with Built-in AIS function
Compliance with IMO requirements, international standard IEC 60945
** FISH FINDERS

12-inch Color Digital Fish Finder
User-Friendly Interface
7-inch Color Digital Fish Finder
User-Friendly Interface
Fish Finder Black Box
Can be suitable to use with any kind of vessels
*** MARINE RADAR
Enhance Navigation with ONWA Open-array Marine Radar Antenna
Antenna rotation speed: 24rpm
Antenna rotation speed: 24rpm