GPS Plotter


8” Color LCD GPS Plotter

8” Color LCD GPS Plotter/compatible with C-Map MAX

  1. High resolution TFT day-view LCD display
  2. SD-cards slot for C-Map MAX and user data
  3. C-Map MAX and K-Chart Selectable
  4. Tide table
  5. Versatile display mode include
    • Plotter Screen
    • Nav.Data
    • Satellite Information
    • AIS Display
    • Compass Screen
  6. GOTO track navigation
  7. Map orientation select
  8. Proximity waypoints alarms
  9. Perspective View
  10. Palette
    • Normal
    • Daylight – exposed to sunlight
    • Night – in dark environment
    • NOAA- paper chart colors


1. Waypoints/icons 14,000 waypoints with name, symbol, 10 proximity waypoint
2. Routes waypoint up to 169 points each, plus MOB and Track Navigation or Goto Track modes
3. Tracks 21,000 point automatic track log; 10 saved track (up to 2100 track points each) let you retrace your path in both directions
4. Alarms XTE, Anchor drag, arrival, speed, voltage, proximity waypoint and time, AIS alarm.
5. Pallete
  1. Normal
  2. Daylight exposed to sunlight
  3. Night in dark environment
  4. NOAA paperchart colors
6. Tides Tide data
7. Projection Mercator projection
8. Position format Lat/Lon
9. Basemap Built-in Onwa K-Chart
10. External Map SD Cards slot for C-Map MAX
11. User data storage Internal backup of user settings, or external SD-card
12. Plot Interval 1s to 99h or 0.01 nm to 9.99nm
13. Plotting scales 0.01nm to 1,000nm
14. Nav Data Inputs:

$–DBT, $–DPT, $–GGA, $–GLL,$–GSA, $–GSV,
$–HDG,$–HDM,$–HDT,$–MTW, $–RMB,$–RMC,
$–VTG, $–ZDA, $–VWR,$–VWT,$–MWD, $–VPW

$–AAM, $–APB, $–BOD,$–BWC,$–GGA, $–GLL,
$–RMB,$–RMC,$–VTG, $–XTE, $–ZDA

Outputs for autopilot:
$–AAM, $–APB, $–BOD,$–VTG

15. Perspective View On/off


10.5 to 35VDC, current drain <800mA at 12V


1. Size 290mm(H)X195.5mm(W)X99.5mm(D)
2. Weight 2.43kg
3. Display 8-inch Color TFT day-view LCD 800 X 600 pixels
4. Waterproofing Display unit: IPX5
Antenna unit: IPX6
5. Temperature range Display unit: -15℃ to +55℃
Antenna unit: -25℃ to +70℃


1. Receiver 50 parallel channel GPS receiver continuously Tracks and uses up to 50 satellites to compute and update your position
2. Acquisition times Cold start: 27 seconds average
Warm start: 27 seconds average
Hot start: 1 seconds average
3. Update rate 1/second,continuous
4. Accuracy Position: 2.5 meters(95%) without S/A
Velocity: 0.1 Meter/sec without S/A
Time: ±100ns synchronized to GPS time
5. Dynamics Altitude: 50,000m Max
Velocity: 500 m/s
Acceleration: 4g Max
6. Datum WGS 84 & Others
7. Interfaces NMEA 0183 input and output,RS232 output
8. Antenna KA07


1. Data input NMEA 0183 , RS232
2. Baud rate 38,400


  1. Display unit
  2. Operator manual
  3. External GPS Antenna with 10m Cable
  4. Installation materials and standard spare parts

Note 1:From time to time, ONWA introduces new features and finds ways on how to improve the functions of your GPS Plotters. This firmware update will improve the performance of your GPS Plotter. Please read the following instructions carefully before doing the firmware update.

Note 2:The latest firmware Update will erase all your saved data such as waypoints, tracks, routes, etc. REMEMBER to back up all your files by inserting a blank SD card in the Plotter and then select Main Menu->Data->Data out.

Latest Firmware Version: 18.05.24


Before we get started, please read the firmware updating procedure by clicking the link below:
Firmware Update Procedure

Firmware Update Procedure



To start your download, please click the link below:

KP-8299 05/24/2018 update

Tips about your Plotter:

A) It is advised to switch off the unit when changing the C-MAP card.
B) It is advised to save all user data (waypoint, route etc.) before upgrade by copying them into a SD card.
Go to MAIN MENU-> Data -> Data out. After upgrade you can copy them back to the unit.
Go to MAIN MENU-> Data -> Data in.
C) For the 99A series (KP6299A, KP8299A & KP1299A):

  1. Please switch “ON” the AIS screen after upgrade, MAIN MENU->Setup->AIS screen->”ON”.
  2. Please turn “ON” AIS TX after upgrade, MENU-AIS->AIS TX-> “ON”.
  3. Please check the own ship MMSI on the first row of AIS detial list, MENU-AIS->AIS detail list. If the MMSI is all “0” please re-enter the MMSI from AIS SET UP screen.
  4. To enter the AIS SET UP screen:
    i. Switch off the unit.
    ii. Switch on the unit again.
    iii. Press and hold [MENU] + [ESC] at the same time when you see the WARNING page.
    iv. Then enter the AIS SET UP screen, choose “READ” to read the AIS data.
    v. If the “Read fail! Try again” message appears, please change AIS model to “2” and choose “READ” again to read AIS data.
  5. You can also study this link from youtube for detail :

*Please read the instruction carefully before update.
**The update action is not reversible.
***For KPXX99A/B please turn on AIS screen in SETUP menu.

Frequently Asked Questions

  1. How will I know if my KP-1299, or any other KP-XX99 Plotter series, is updated or not?
    • A: The latest firmware version available for our GPS Plotters is 16.06.14. Compare this to the firmware version of your GPS Plotter to know if it is updated or not.
  2. How will I know the version of my GPS Plotter?
    • A: After turning your GPS Plotter “ON”, a window will be displayed containing a warning message about C-Map and K-Chart Electronic Charting Systems. On the bottom-left side of the window, the Software version of the unit will be displayed and on the bottom-right side of the window, the K-Chart version of the unit will be displayed.
  3. Why is the AIS screen missing after the installation of new firmware?
    • A : Starting from the new firmware update, we put the AIS screen “ON”/”OFF” selection in the SETUP menu. The default setting for the AIS screen is “OFF” therefore, you need to turn the AIS screen “ON” in the SETUP menu.
  4. How to install or update new firmware?
  5. How to switch “OFF” the unit if the system hangs in some cases?
    • A : Press and hold [POWER] key for about 10 seconds, then the unit will turn “OFF”.
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