Welcome to Defender Canada! 
End of Season Sale
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9% offBlue Sea Systems ST Blade 12-Fuse Block with Common Negative Bus
$86.14 - $99.94$77.59 - $90.01 -
14% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$86.14$73.31 -
Blue Sea Systems AC Source Rotary Switch - 9019
$452.88 -
9% offBlue Sea Systems SI-ACR Automatic Charging Relay with Start Isolation - 7610
$164.80$148.38 -
Blue Sea Systems 6-Position AC Main Circuit Breaker Panel - 1202
$455.52 -
9% offBlue Sea Systems EasyID ATC Fuse Kit - 5290
$83.38$75.10 -
9% offBlue Sea Systems M2 Vessel Systems Monitor - 1850
$518.11$466.36 -
Blue Sea Systems AC Main Circuit Breaker Panel - 7372
$334.89 -
9% offBlue Sea Systems ML-Series Remote Battery Switch with Manual Control Auto-Release
$286.28 - $344.24$257.71 - $309.88 -
9% offBlue Sea Systems Add-A-Battery Kit - 7650
$298.68$268.88 -
9% offBlue Sea Systems 5-Position DC Branch Circuit Breaker Panel - 8081
$462.90$416.67 -
9% offBlue Sea Systems 8-Position DC Branch Circuit Breaker Panel - 8385
$387.00$348.36 -
9% offBlue Sea Systems VSM 422 Vessel Systems Monitor Tank Sender
$148.24 - $181.36$133.48 - $163.29 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$563.62$507.32 -
9% offBlue Sea Systems ML-ACR Automatic Charging Relay
$300.08 - $345.60$270.13 - $345.60 -
Blue Sea Systems AC Source Selection Rotary Switch Panel - 8367
$281.14 -
19% offBlue Sea Systems ATO/ATC Fuses
$4.42 - $29.56$3.66 - $23.77 -
9% offBlue Sea Systems C-Series Flat Rocker Circuit Breaker
$247.60 - $358.02$222.90 - $322.27 -
9% offBlue Sea Systems 4-Position DC Branch Circuit Breaker Panel - 1216
$260.02$234.08 -
9% offBlue Sea Systems DC Digital Voltmeter - 8235
$244.84$220.42 -
9% offBlue Sea Systems e-Series Dual Circuit Plus Battery Switch - 5511E
$87.52$78.83 -
9% offBlue Sea Systems 12/24V L-Series Solenoid Switch - 9012
$341.44$307.36 -
9% off
Blue Sea Systems Water-Resistant DC Circuit Breaker Switch Panel
$55.78 - $90.30$55.78 - $81.33 -
9% offBlue Sea Systems Water-Resistant Accessory Panel - 4363
$66.82$60.20 -
9% offBlue Sea Systems AC Digital Voltmeter - 8237
$291.76$262.65 -
9% off
Blue Sea Systems Mini OLED DC Voltmeter
$72.34$65.17 -
Blue Sea Systems Contura Water Resistant DC Circuit Breaker Panel
$142.17 - $277.22 -
9% offBlue Sea Systems SafetyHub 150 Fuse Block - 7748
$225.54$203.04 -
9% offBlue Sea Systems Weather Deck Waterproof Fused Switch Panel
$64.06 - $211.72$57.72 - $190.61 -
9% offBlue Sea Systems AMI/MIDI Safety Fuse Block - 7720
$58.54$52.75 -
9% offBlue Sea Systems DC Digital Mulitimeter - 8248
$363.52$327.23 -
9% offBlue Sea Systems M2 OLED Digital Tank Monitor - 1839
$381.46$343.38 -
9% offBlue Sea Fast Charge - Dual USB Charger - 1045
$76.48$68.89 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$108.22 - $191.02$86.70 - $162.46 -
9% offBlue Sea Systems Mini Add-A-Battery Kit - 7649
$222.78$200.57 -
7% offBlue Sea Systems 13-Position AC Main Circuit Breaker Panel - 8076
$700.27$644.30 -
Blue Sea Systems 8-Position AC Branch Circuit Breaker Panel - 8411
$333.59 -
Blue Sea Systems AC Source Rotary Switch - 9011
$348.00 -
9% offBlue Sea Systems 12-Position DC Branch Circuit Breaker Panel - 1461
$458.77$412.95 -
9% offBlue Sea Systems DC Digital Ammeter - 8236
$284.86$256.44 -
9% offBlue Sea Systems Marine Grade Dual GFCI Receptacle - 1698
$83.38$75.10 -
Blue Sea Systems 10-Position AC Main Circruit Breaker Panel - 8406
$674.46 -
9% off
Blue Sea Systems Mini OLED Temperature Monitor
$104.08$93.73 -
9% offBlue Sea Systems Dual MRBF Terminal Fuse Block - 2151
$65.44$58.96 -
9% offBlue Sea Systems M2 DC Voltmeter - 1833
$375.97$338.43 -
9% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$62.68 - $95.80$56.47 - $86.28 -
Blue Sea Systems AC Source Selection Rotary Switch Panel - 8366
$294.25 -
9% offBlue Sea Systems HD-Series On-Off Battery Switch
$135.82 - $155.16$122.30 - $139.70