Welcome to Defender Canada! 
New Arrivals
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Siren Marine Wireless Battery Sensor for Siren 3 - SM-WLS3-BATT-917
$203.67 -
Siren Marine Wireless Entry Sensor for Siren 3 - SM-WLS3-ENTR-917
$203.67 -
Siren Marine External GPS Antenna for Siren 3 Pro - SM-ACC3-GPSA
$73.47 -
Siren Marine Wireless High-Water Sensor for Siren 3 - SM-WLS3-HIWS-917
$203.67 -
Siren Marine Siren 3 Pro Vessel Management Device - SM-S3P-917
$1,164.03 -
Siren Marine Remote Cellular & GPS Puck Antenna - SM-ACC3-RCGA-PUCK
$144.83 -
Siren Marine Remote Cellular & GPS Dome Antenna - SM-ACC3-RCGA-DOME
$144.83 -
Siren Marine Audible Alarm - SM-ACC-ALRM
$81.06 -
Siren Marine Wireless Bilge Pump Sensor for Siren 3 - SM-WLS3-BILG-917
$203.67 -
Siren Marine NMEA 2000 Connection Kit for Siren 3 - SM-ACC3-N2KCT
$56.76 -
Siren Marine PAM4 Wired DC Relay - SM-ACC-DCRE
$41.58 -
Siren Marine SirenSat Offshore Satellite Antenna - SM-SAT-OFFS
$380.18 -
Siren Marine Wireless Temperature Sensor for Siren 3 - SM-WLS3-TEMP-917
$203.67 -
Siren Marine Wired Canvas Snap Cover Sensor - SM-ACC-SNAP
$56.76 -
Siren Marine Wired Infrared Motion Sensor - SM-ACC-INFR
$197.98 -
Siren Marine Wired Magnetic REED Switch - SM-ACC-REED
$27.43 -
Siren Marine Wired Micro ePIR Motion Sensor - SM-ACC-EPIR
$213.16 -
Siren Marine Wired Shore Power Sensor Plug - SM-ACC-SHOR
$106.87 -
Siren Marine Wiring Cable 2 for Siren 3 Pro - SM-ACC3-WIRE
$32.47 -
Siren Marine Shore Power Relay
$102.32 - $149.39 -
Greenfield Products Kwik Grip Self-Locking Cleat (2-Pack) - R-701-12
$72.12 -
Greenfield Products Kwik Grip Rope Lock (2-Pack) - 01-R-LOCK
$29.78 -
Greenfield Products Trailer Steering Arm - SS-T-STEER
$18.38 -
Greenfield Products Sky Rope Winch - SKYWINCH
$114.49 -
Greenfield Products Stretch N' Slide Dock Line - SNS-B
$30.08 -
Greenfield Products Beach Spike Anchor - 3028
$163.25 -
Greenfield Products PVC Coated Marine Retrieval Magnet - 7-RD
$65.92 -
Greenfield Products Painted Mushroom Anchor - 8 lbs - 444-8
$41.51 -
Greenfield Products PVC Coated Downrigger Weight
$68.94 - $124.73 -
Greenfield Products PVC Coated Richter Anchor
$165.64 - $206.55 -
Greenfield Products PVC Coated Anchor Chain
$26.01 - $59.73 -
Greenfield Products Mini Buddy PWC Anchor Line
$38.69 - $42.19 -
Greenfield Products Deep Water Anchor Buddy Mooring Line
$41.48 - $60.46 -
Greenfield Products Shallow Water Anchor Buddy Mooring Line - 1/2"
$34.16 - $56.06 -
Greenfield Products Dock Buddy Bungee Cord
$16.76 - $27.16 -
Greenfield Products PVC Coated Mushroom Anchor
$53.19 - $89.13 -
Greenfield Products PVC Coated Tri-Fluke River Anchor
$79.50 - $176.06 -
Greenfield Products PVC Coated Slip-Ring Fluke Anchor
$54.64 - $95.54 -
Greenfield Products American Yachting PVC Coated Fluke Anchor
$118.89 - $285.51 -
Greenfield Products Painted Navy Anchor
$75.11 - $97.76 -
Greenfield Products PVC Coated Navy Anchor
$67.79 - $190.65 -
Champion RJ12YC Nickel Spark Plug - 14
$6.77 -
Champion RV15YC4 Nickel Spark Plug - 18
$6.67 -
Champion RC12YC Nickel Spark Plug - 71
$6.87 -
Champion RV8C Nickel Spark Plug - 121
$6.81 -
Champion RF10C Nickel Spark Plug - 129
$6.87 -
Champion RS9YC Nickel Spark Plug - 304
$6.70 -
Champion L82YC Nickel Spark Plug - 328
$6.67