Welcome to Defender Canada! 
Instrument Transducers & Sensors
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Airmar ST800 Thru-Hull Speed & Temperature Sensor
$162.60 - $384.01 -
Airmar ST800 NMEA 2000 Smart Speed & Temperature Sensor
$404.25 - $551.41 -
Airmar ST850 Thru-Hull Speed & Temperature Sensor
$141.00 - $350.26 -
Airmar ST850 NMEA 2000 Smart Speed & Temperature Sensor
$375.90 - $609.46 -
Airmar S63 Transom Mount Speed Sensor - S63-0
$45.13 -
Airmar ST300 Thru-Hull Shorty Speed/Temperature Sensor - ST300-FISO
$131.53 -
Airmar WeatherStation Humidity Sensor - WS-HUMIDITY
$181.48 -
Airmar P79 In-Hull Dual Frequency Transducer
$119.38 - $223.35 -
Airmar 235 kHz NMEA 2000 Bronze Tilted Element Smart Sensor
$568.96 -
Airmar ST-650 Speed/Temperature Replacement Insert
$165.28 - $172.03 -
Airmar WeatherStation USB Interface Box - WS-USB
$293.53 -
Lowrance 9-Pin Shoot Thru-Hull Pod Transducer with Remote Temp - 000-14887-001
$130.24 -
Simrad DST-810 N2K Bronze Triducer Multisensor - 000-15736-001
$849.75 -
Lowrance Cruise/Hook2 83/200 Skimmer Transom Mount Transducer - 000-15053-001
$68.08 -
79% offRaymarine Thru/In-Hull Depth Transducer - 50 mm (2") - T905
$195.01$40.81 -
Lowrance Fluid Level Sensor - 000-11518-001
$138.28 -
Lowrance Thru-Hull Temperature Sensor - 000-11521-001
$126.13 -
Simrad SS60 xSonic Thru-Hull Transducer
$528.47 - $544.67 -
Veratron Rudder Angle Sensor
$111.15 - $150.03 -
Veratron LinkUp Intelligent Temperature & Pressure Sensor - B00070501
$232.65 -
B&G ForwardScan Depth Transducer - 000-11675-001
$643.24 -
B&G WS310 Wired Wind Sensor - 000-14843-001
$957.89 -
B&G Triton 2 Speed/Depth Wireless Wind Instrument Pack - 000-14957-002
$2,969.38 -
Raymarine P79S In-Hull Smart Transducer
$463.66 - $482.56 -
67% offRaymarine Active Depth Temeperature Transducer - T914
$699.88$229.79 -
Raymarine i70s System Pack - T70216
$1,699.03 -
B&G WS310 Wind Sensor without Cable - 000-14391-001
$741.79 -
Airmar 110WX WeatherStation Instrument - WS-110WX
$1,324.93 -
Raymarine DST810 Gen 2 Thru-Hull Smart Transducer - E70667
$505.48 -
Airmar 200WX Apparent & True Wind WeatherStation Instrument - WS-200WX
$1,900.05 -
Airmar UST850 Thru-Hull Ultrasonic Smart Multisensor
$1,434.32 - $1,662.47 -
Airmar UDST800 Thru-Hull Ultrasonic Smart Multisensor
$1,347.92 - $1,580.12 -
9% offSI-TEX External GPS Antenna - MDA-1-ANT
$70.78$63.76 -
Veratron VDO NMEA 2000 Wind Sensor - A2C59501984
$655.47 -
Veratron GO Receiver
$168.25 - $298.26 -
Standard Horizon External GPS Antenna - SCU-38
$35.70 -
Standard Horizon GPS Smart Antenna - SCU-31
$130.18 -
Simrad GPS-500 GPS Antenna - 000-13613-001
$185.53 -
Simrad GS25 GPS Antenna with Heading Sensor - 000-11043-002
$390.75 -
Raymarine ST300/P371 Thru-Hull Low-Profile Shorty Transducer - E26008
$165.28 -
Raymarine ST69 Transom-Mount Transducer - E26005
$165.28 -
Raymarine ST800/B120 Thru-Hull Low Profile Transducer - M78716
$297.61 -
Raymarine Standard-Arm Forward Wind Transducer - R28170
$481.20 -
Raymarine Standard-Arm Forward Wind Transducer - E22078
$733.67 -
55% offRaymarine Thru-Hull Retractable Transducer - T912
$228.73$101.54 -
50% offRaymarine Wireless Mast Rotation Transmitter - T221
$1,004.98$502.49 -
44% offRaymarine Wireless Vertical Wind Transmitter - T222
$2,502.18$1,377.49 -
Raymarine DST800 Nylon Thru-Hull Transducer (Speed, Depth, Temp) - A22154
$325.95