Description
The ONWA 12.1-Inch Multifunction GPS Chartplotter offers an all-in-one solution for navigation. This device combines GPS chart plotting, radar, AIS transponder functions, and an echo sounder. Designed for both professionals and hobbyists, it provides essential tools for safe and precise maritime navigation. The large 12.1-inch color TFT LCD ensures clear visuals in all lighting conditions.
With its Class B AIS transponder, the device enables you to both send and receive location data. This feature enhances safety by letting you monitor nearby vessels. The included fish finder transducer adds an extra layer of functionality for fishing enthusiasts, delivering detailed underwater information. Additionally, you can choose between radome and open array radar options to suit your specific needs.
The chartplotter supports up to 12,000 user waypoints and 30 customizable routes with a maximum of 170 points each. It also automatically logs up to 8,000 track points, allowing you to retrace your path with ease. The built-in tide data covers worldwide locations, and it supports multiple map formats, including K-Chart, C-Map Max, and Navionics+.
Built to withstand tough marine environments, the ONWA chartplotter has a rugged design with IPX6-rated waterproofing on both the front panel and the antenna. The device also includes various alarms for proximity, speed, voltage, and anchor drag, adding to your peace of mind. You can switch between day, night, and NOAA chart view modes to optimize visibility at any time of day.
Compact yet durable, this chartplotter is an ideal addition to any vessel, offering advanced navigation in one easy-to-use device.
Compatible Maps


Radar Function
Technical Specifications & Operational Standards
Review certified engineering parameters, electrical inputs, data protocols, and Class compliance standards for this unit:
| OEM Brand / Manufacturer | ONWA |
|---|---|
| Model / Part Number | ONWA-KP-1299X |
| Equipment Classification | Marine Multi-Function Display (MFD) & GPS Chartplotter |
| Display Screen | Sunlight-Viewable Color TFT LCD (High Contrast Multi-Color) |
| Power Supply Input | 10.5 to 35 V DC (Reverse Polarity & Overvoltage Protected) |
| Integrated Sensors | Internal 72-Channel GNSS/GPS Receiver + Dual-Frequency Echo Sounder Support |
| Data Interfaces | NMEA 0183 (2 Inputs / 2 Outputs), NMEA 2000, RS-232, HDMI Output |
| Ingress Protection | IPX6 Waterproof Front Display Enclosure |
| Stock & Port Logistics | Ready Stock for Immediate Vessel Supply across Mumbai, JNPT, Kandla, Cochin, Chennai & Visakhapatnam |
| In-the-Box Documentation | OEM Certificate of Conformance, Wiring Schematics, Installation & Operating Manual |
Seanav Marine maintains bonded warehouse spare parts inventory and factory-trained technical riding squads across all major Indian ports. Immediate dispatch available to vessel agents, ship chandlers, and technical managers at Mumbai, JNPT (Nhava Sheva), Kandla, Mundra, Cochin, Chennai, and Visakhapatnam (view all 400+ ports →).







