Instruments

  1. Raymarine i50/i60 Sail Pack Wind Depth and Speed System - T70584

    $1,479.99
    3
  2. Airmar DST810 Smart Multisensor

    $399.00 - $624.00
    10
  3. Raymarine Standard-Arm Forward Wind Transducer - R28170

    $395.99
    12
  4. Raymarine DST810 Gen 2 Thru-Hull Smart Transducer - E70667

    $399.00
    4
  5. 7% off

    Raymarine i70s Instrument Display with Wind and Depth Transducer - T70226

    $1,517.99
    $1,409.99
    0
  6. Raymarine i70s Instrument Display - E70327

    $564.99
    1
  7. Airmar DST820 Smart Multisensor - DST820-PV-N2

    $398.25
  8. Raymarine i70s System Pack - T70216

    $1,517.99
    1
  9. Raymarine Standard-Arm Forward Wind Transducer - E22078

    $592.99
    1
  10. Raymarine i70 Sail Pack with ST900/P120 and D800 Thru-Hull Transducers - T70586

    $1,478.99
    1
  11. Airmar 200WX NMEA 0183/2000 IPX7 WeatherStation - WS-200WX-RS422

    $1,972.69
  12. Raymarine i60 Wind System - E70150

    $986.99
    0
  13. Raymarine RSW Wired Smart Wind Transducer - E70670

    $841.99
  14. Raymarine iTC-5 Instrument Transducer Converter - E70010

    $348.99
    1
  15. Airmar 200WX NMEA 0183/2000 RS232 WeatherStation

    $1,795.50 - $1,972.69
    1
  16. Raymarine Masthead Cable and Base - A28162

    $144.99
    1
  17. Raymarine i50 Tridata/i60 Wind Depth and Speed System with ST900/P120 and P319 - T70585

    $1,776.99
  18. Raymarine Raystar RS150 GPS Antenna with Pole Mount Adapter - T70327

    $366.99
    2
  19. Raymarine i50 Tridata Instrument Display - E70060

    $523.99
    3
  20. Raymarine Alpha Performance Display

    $1,319.99 - $2,199.99
    0
  21. Raymarine DST800 Nylon Thru-Hull Transducer (Speed, Depth, Temp) - A22154

    $240.99
    2
  22. Raymarine i60 Wind Instrument Display - E70061

    $542.99
    2
  23. Airmar DT800 Thru-Hull Tilted Element Smart Sensor

    $399.00
    3
  24. Airmar ST850 NMEA 2000 Smart Speed & Temperature Sensor

    $345.00 - $570.00
    1
  25. Raymarine i50 Depth System - E70148

    $495.99
    2
  26. Airmar 300WX NMEA 0183/2000 RS232 WeatherStation

    $1,799.10 - $1,979.10
  27. Raymarine DT 800 D/T Smart Xducer Temperature Smart Transducer - A22165

    $399.00
    0
  28. Raymarine P79 In-Hull Adjustable-Angle Transducer - E26001-PZ

    $199.00
    0
  29. Airmar 300WX NMEA 0183/2000 RS422 WeatherStation

    $1,799.10 - $1,979.10
  30. Raymarine i50 Tridata System with ST900/P120 and P319 Retractable Thru-Hull Transducers - T70582

    $840.99
  31. Airmar 150WX NMEA 0183/2000 WeatherStation

    $1,299.00
  32. Airmar ST800 Thru-Hull Speed & Temperature Sensor

    $149.00 - $399.00
  33. Airmar ST800 NMEA 2000 Smart Speed & Temperature Sensor

    $345.00 - $490.00
    1
  34. Raymarine GA200 GPS Antenna - A80589

    $171.99
    4
  35. Airmar ST-800 Paddlewheel Kit - 33-493-01

    $28.00
    4
  36. Airmar P39 Transom Mount Smart Triducer Multisensor - P39-235-N2

    $398.43
    1
  37. Airmar ST850 Thru-Hull Speed & Temperature Sensor

    $119.00 - $329.00
    2
  38. Airmar 200WX Apparent & True Wind WeatherStation Instrument - WS-200WX

    $1,795.50
    0
  39. Raymarine ST900/P120 Thru-Hull Transducer

    $216.99 - $234.99
  40. Airmar U200 NMEA 2000 to USB Gateway - WS2-USB

    $650.00
  41. 10% off

    Raymarine Long-Arm Forward Wind Transducer - R28171

    $456.99
    $411.29
    0
  42. Raymarine ST50 Masthead Wind Transducer Service Kit - E28081

    $37.99
    10
  43. Raymarine DT800 Thru-Hull Tilted Element Smart Sensor - A22112

    $399.00
    0
  44. Raymarine Raystar RS150 GPS Sensor - E70310

    $350.99
    2
  45. Airmar P617V Plastic Low-Profile Housing with Valve - 33-510-01

    $56.43
    2
  46. Airmar NMEA 2000 Bronze Tilted Element Smart Sensor - 235 kHz

    $534.00
  47. Airmar D800 Plastic Retractable Thru-Hull Transducer - 170kHz - D800P-170-BG

    $232.50
  48. Raymarine Alpha Performance Display Power Cable

    $64.99 - $162.99
    0
 
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About Instruments

Marine Instruments

Sailing navigation is made easy with a variety of electronics offered by Defender. Marine navigation tools, bundles, and a full line of accessories cover all boat navigation needs. Multifunction marine instruments offer an alternative when installation space and budget are tight.

Which marine instruments are important to sailing?

Anyone on the water can benefit from as much information as possible but it could be argued that sailing navigation and wind indicators are the essentials to skippers on sailboats. Depth finders and speed monitors might be seen as sailing frivolity, but any sailor would be happy to have these marine instruments in their electronics package.

Sailing into the wind

Technically there is no such thing. Sailing directly into the wind cuts down the angle and doesn't allow the sails to capture the wind, which propels the boat. Here's where sailing navigation tools and packages come into play. Wind indicators monitor the strength and direction of the wind while navigating correctly to capture the wind is essential.

How to navigate your cruise

Here's where depth finders, plotters, and temperature gauges become a more important part of your sailing navigation package. Cruising on your sailboat means less about wind and more about other boats, obstacles, and, of course, finding your way home. Defender Marine offers full sailboat navigation packages and multifunction marine electronics units for the family sailboat and the competitive team!