Defender Home Page
Phone: 800-628-8225 Fax: 800-654-1616 Int'l.: 860-701-3400 Email: Contact Us
Follow us on Facebook
Shipping Info
Defender Home Page
Your Cart
null View Cart View Shopping Cart
null Check My Order(s)
null Track My Package(s)
Conversion Chart
Shopping Areas
Boats & Motors
null Defender Seal null
promo A
promo B
promo C
promo D
SI-TEX MDS-8R Radar Sensor

SI-TEX MDS-8R Radar Sensor

  • Turns a Windows-Based PC into a Professional-Grade Marine Radar
  • Includes MDS-8R Radar with 10 meter Cable and P-Sea Radar Software
  • Simple Connection to Your Computer via Ethernet
  • Item #: 
    Model #: 


    Shipping Weight: 
    29.94 Lbs.
    List Price: 
    Our Price:
    Note:  This item ships from the manufacturer.
    It typically ships within 2 business days  (more...)
    Status:   null Ships Direct


    Shipping weight reflects calculated Dimensional Weight and is not actual product weight - see here for details.

    Package Includes:

    • MDS-8R Radar Sensor - 2kW / 24 nm 20" Radome
    • 10 meter cable (33 feet)*
    • P-Sea Radar Software
    • Installer's guide
    • Operation manual

    * Note: P-Sea software is compatible with Windows, XPpro, 2000pro, Vista and Windows 7/8/10 - 32 or 64 bit. No additional cables are required


    • The SI-TEX MDS-8R Radar Sensor turns your Windows-based PC into a professional-grade marine radar that is ideal for commercial and recreational fishing, cruising and sailing
    • A powerful, reliable and fully integrated PC radar solution ideal for a wide range of boats
    • Connects directly to your computer via Ethernet
      • Simple installation and reliable performance
    • No need for a dedicated multifunction display - just hook the MDS-8R to your onboard PC and navigate
    • Surpasses conventional radar performance by combining Nobeltec's state-of-the-art TimeZero charting and sophisticated navigation features with professional-grade SI-TEX radar functions
    • Your computer acts as the radar display and provides full control of all radar functions
      • Software will display the radar image
      • Gives you full control of the radar
      • Allows you to overlay the radar image right onto your charts
    • Numerous display setting options are available, including a split screen function - Displays radar on one half of computer screen, side by side with the navigation charts
    • MARPA for advanced target tracking network capabilities (requires heading sensor)
    • Chart overlay and stabilized radar presentation (requires heading sensor)
    • Displays on any size computer monitor
    • Dual monitors display possible
    • Expandable to Meet Your Needs
      • Available software upgrades from world leader P-Sea can further expand this system to provide powerful navigation functions including ARPA and radar/chart overlay, features commonly associated with expensive and complicated standalone radar systems

    P-Sea Radar Features:

    • RADARpc offers more performance and versatility than any ordinary radar can because it takes advantage of the most powerful and easy-to-use commercial fishing software available
    • This perfect union of radar and charting gives you a seamless PC-based control center with many of the functions found on big ships like target expansion, image offset, trails, interference rejection, heads up, north up, course up modes
    • With full Loran and/or GPS overlays, seamless bathymetric charts
    • Convenient tool bar lets you quickly access and adjust range, gain, sea and rain clutter rejection, guard zones
    • ARPA tracking that allows hands off recording of up to 99 target tracks
    • Special trail plotting feature indicates relative course and speed of moving targets
    • Target alarms available for in/out of guard zone with selectable sweep and video sensitivity settings
    • Automatic FTC/STC and Gain. Automatic hands-off tuning maintains maximum sensitivity at all times
    • Built in video capture allows you to record, hours, days or months of radar operation with time/date stamping
    • Customized guard zone, use Windows paint program to create ANY shape for radar alarm's guard zone
    • Overlay feature combines chart and radar display in either full or split screens
    • Sectoring allows transmitter to be turned off in any part of the radar sweep
    • Available in RS232 or Ethernet computer connection to computer (Ethernet connection recommended)
    • Merge AIS and radar targets for accuracy confirmation
    • NMEA0183 TTM (Tracked Target Message) output sends out all targeted information via RS232 or Ethernet
    • Displays own vessel track when connected to a GPS sensor
    • Real radar mode displays radar sweep just like conventional radars
    • Radar image negation, removes stationary video targets from alarm zone


    • Radome Dimensions:
      • 8-3/4" (222 mm) H x 19-15/16" (507 mm) Diameter
    • Weight: 15.4 lbs (7 kg)
    • Display Modes: Head-up, North-up, Course-up
    • Range Scales NM: 1/2 to 24
    • Range Rings NM: 1/32 to 6
    • Peak Power Output: 2 kW
    • Power Requirement: 0.8 - 41.6 Volt DC
    • Power Consumption: 30 W or less
    • Horizontal Beam Width: 4.7°
    • Vertical Beam Width: 25°
    • Range Accuracy: 0.8% of selected range
    • Bearing Accuracy: Better than +1°
    • Rotation Speed: 30 rpm
    • Wind resistance: 100 Knots
    • Water resistance: IPX6

    PC Requirements:

    • Intel Pentium 4 processor, 2 GHz or better
    • At least one RS232 serial port (for GPS)
    • Parallel or USB port and CD Player
    • 64 MB RAM (512 MB recommended)

    * Note: P-Sea software is compatible with Windows, XPpro, 2000pro, Vista and Windows 7/8/10 - 32 or 64 bit. No additional cables are required


    Documentation available at the following links:


    Have A Suggestion?

    Help us make our site better for everyone! Let us know you've found something wrong or frustrating on this page and we will improve it. Please mark each that apply.

    Product has been improperly categorized
    Page loads too slowly
    Product information is incorrect
    Page has errors or bugs
    Site is frustrating or difficult to use
    Product image is missing or wrong
    Cannot find my size
    Spelling errors on page
    Not enough product information

    Comments or Examples:
    Examples: Missing information such as dimensions and model number, typos, inaccuracies, etc...

    Please include your e-mail address below if you would like us to respond to your comments or questions.             

    Join Our Email List And Receive our Monthly Promotions
    Defender Email Specials
    Click Here For Our Privacy Policy