Welcome to Defender Canada! 
Boat Show Deals
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14% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$23.58 - $76.48$20.13 - $68.89 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$77.86 - $287.62$70.14 - $258.92 -
9% offBlue Sea Systems Class T Fuse
$93.04 - $113.74$83.80 - $102.43 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$144.10 - $191.02$122.58 - $162.46 -
9% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$39.22 - $79.24$39.22 - $71.38 -
Blue Sea Systems SMS Surface Mount System Panel Enclosure - 3117
$1,070.39 -
9% offBlue Sea Systems Class T Fuse Block with Insulating Cover
$80.62 - $159.30$72.62 - $143.43 -
Blue Sea Systems SMS Surface Mount System Panel Enclosure - 3119
$885.54 -
Maretron NMEA 2000 Tank Level Monitor - TLM100-01
$321.78 -
7% offBlue Sea Systems 20-Position Combination Circuit Breaker Panel - 8086
$1,917.46$1,764.12 -
Maretron NMEA 2000/USB Gateway - USB100-01
$248.36 -
14% offBlue Sea Systems 285-Series Circuit Breaker Surface Mount
$65.44 - $86.14$55.72 - $73.31 -
Blue Sea Systems 8-Position AC Main Circuit Breaker Panel - 8027
$299.50 -
9% offBlue Sea Systems ML-Series Remote Battery Switch
$251.78 - $341.46$226.66 - $307.37 -
9% offMaretron Fuel Flow Sensor
$716.82 - $1,659.38$681.00 - $1,576.44 -
19% offBlue Sea Systems ANL Fuse
$43.36 - $83.38$34.81 - $66.82 -
9% offBlue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$741.64 - $903.10$667.54 - $812.85 -
9% offBlue Sea Systems M2 DC Multimeter with SoC - 1830
$402.19$362.03 -
13% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.39 - $79.24$6.37 - $71.38 -
Maretron Vessel Data Recorder - VDR100-01
$932.71 -
9% offBlue Sea Systems Combination Circuit Breaker Panel - 8095
$1,790.50$1,611.52 -
7% offBlue Sea Systems 10-Position AC Main Circuit Breaker Panel - 8074
$582.97$536.38 -
Maretron High-Resolution Color Display - 5.7" - DSM570-01
$1,261.82 -
Maretron NMEA 2000 Multifunction Color Display - DSM410-01
$680.99 -
9% offBlue Sea Systems 16-Position DC Branch Circuit Breaker Panel - 1222
$814.82$733.40 -
Blue Sea Systems SMS Surface Mount System Panel Enclosure - 3116
$675.78 -
Blue Sea Systems 5-Position AC Main Circruit Breaker Panel - 8409
$450.28 -
9% offMarinco Guest Charge Pro On-Board Battery Charger - 20A - 2720A
$282.15$254.00 -
Maretron Tank Level NMEA 2000 Adapter - TLA100-01
$361.11 -
Blue Sea Systems AC Source Rotary Switch - 9093
$553.83 -
9% offBlue Sea Systems PowerBar BusBar - 600A
$168.96 - $197.94$152.12 - $178.21 -
Blue Sea Systems AC Digital Multimeter - 8247
$375.53 -
Maretron Pressure Transducer - PTS-0-1.5PSI-02
$426.68 -
9% offBlue Sea Systems ST Blade 6-Fuse Block with Common Negative Bus
$69.58 - $79.24$62.68 - $71.38 -
Blue Sea Systems 20-Position DC Branch Circuit Breaker Panel - 8379
$1,243.46 -
Maretron J1939 to NMEA 2000 Gateway - J2K100-01
$433.21 -
9% offBlue Sea Systems Combination Circuit Breaker Panel - 8408
$1,646.98$1,482.34 -
Maretron Ultrasonic Wind and Weather Station - WSO200
$763.61 -
7% offBlue Sea Systems 2-Position AC Residual Current Circuit Breaker Panel - 8101
$653.34$601.13 -
Blue Sea Systems AC Main Circuit Breaker Panel - 8077
$127.75 -
9% offBlue Sea Systems PowerBar 1000 BusBar
$249.02 - $308.37$224.18 - $277.60 -
Blue Sea Systems Rotary AC Source Selection Switch - 9009
$163.15 -
7% offBlue Sea Systems 10-Position DC Branch Circuit Breaker Panel - 8082
$569.17$523.69 -
9% offBlue Sea Systems ST Blade 12-Fuse Block with Common Negative Bus
$86.14 - $99.94$77.59 - $90.01 -
Blue Sea Systems AC Source Rotary Switch - 9077
$572.19 -
9% offBlue Sea Systems MaxiBus BusBar - 250A
$51.64 - $80.62$46.54 - $72.62 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$538.78$484.96 -
9% offBlue Sea Systems e-Series On-Off Battery Switch - 9003E
$64.06$57.72