Welcome to Defender Canada! 
Deals
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.30 - $77.58$21.30 - $77.58 -
9% offBlue Sea Systems ANL Fuse
$36.98 - $81.78$33.34 - $81.78 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$59.38 - $291.78$53.50 - $291.78 -
9% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$111.18 - $193.78$100.12 - $193.78 -
9% offBlue Sea Systems Common BusBar - 150A
$24.20 - $43.98$24.20 - $43.98 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$70.58 - $88.78$63.58 - $88.78 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.49 - $80.38$6.80 - $80.38 -
14% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$13.13 - $35.58$12.93 - $35.58 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$472.38$425.20 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$109.78 - $193.78$87.94 - $193.78 -
9% offAqualarm Smart Bilge Pump Switch with Alarm - 20038
$127.98$115.24 -
9% offAqualarm Bilge High Water Alarm with Detector - 20240
$90.18$81.22 -
8% offBlue Sea Systems ATO/ATC Fuses
$3.89 - $29.98$3.57 - $29.98 -
9% offAqualarm Bilge High Water Level Alarm Detector - 208A - 20120
$48.18$43.42 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$452.78$407.56 -
9% offAqualarm Wet Exhaust Overheat Alarm Kit
$70.58 - $109.78$63.58 - $98.86 -
9% offAqualarm Bilge Pump Cycle Counter - 20045
$80.38$72.40 -
9% offAqualarm Save Your Engine Kit
$115.38$103.90 -
28% off
Blue Sea Systems MIDI/AMI Fuses
$9.71 - $12.57$6.97 - $12.57 -
9% offAqualarm Barbed Water Flow Detector
$106.98 - $115.40$96.34 - $103.92 -
9% offBlue Sea Systems Mini Clamp Multimeter - 8110
$256.78$231.16 -
9% offBlue Sea Systems DC Analog Ammeter
$48.18 - $141.98$43.42 - $141.98 -
9% offBlue Sea Systems HD-Series Selector Battery Switch
$141.98 - $161.58$127.84 - $161.58 -
9% offAqualarm Bilge Pump Alarm - 20042
$109.78$98.86 -
13% offBlue Sea Systems MAXI Fuses
$5.22 - $8.87$5.22 - $8.87 -
9% offBlue Sea Systems Backlit Push Button Switch
$80.38 - $92.98$72.40 - $92.98 -
9% offAqualarm Engine Overheat Detector - 212A - 20118
$35.58$32.08 -
9% offAqualarm Piezo Alarm Buzzer - 20106
$27.10$24.45 -
9% offBlue Sea Systems MRBF Surface Mount Fuse Block - Independent Source - 5194
$92.98$83.74 -
9% offAqualarm Fire Alarm Kit
$150.40$135.42 -
13% off
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$6.39 - $7.46$5.53 - $7.46 -
9% offAqualarm Low Oil Pressure Detector - 20111
$27.97$25.24 -
9% offAqualarm Pump Counter - 20045-SM
$76.18$68.62 -
29% offBlue Sea Systems AGC Fuses
$3.92 - $17.82$2.75 - $17.82 -
19% offBlue Sea Water-Resistant Accessory Panel - 4368
$199.38$159.62 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.24 - $16.73$10.63 - $16.73 -
29% offBlue Sea Systems ATM Fuses
$3.96 - $5.02$2.82 - $5.02 -
19% offBlue Sea Systems Powerpost Plus Cable Connector
$38.38 - $39.78$30.82 - $39.78 -
29% offAqualarm Bilge Supervisor - 20074
$214.78$150.52 -
9% offAqualarm Standard Boat Bell Alarm - 20100
$69.18$62.32 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.67 - $19.37$10.01 - $19.37 -
14% offBlue Sea Systems 360 Series LED Voltage Conversion Kit - 4113
$11.92$10.23 -
9% offBlue Sea Systems Push-Button Panel Switch with Momentary On - 8200
$10.85$9.82 -
9% offBlue Sea Water-Resistant Accessory Panel - 4365
$102.78$92.56 -
14% offAqualarm Remote Fire Detector
$53.78 - $56.58$48.18 -
9% offBlue Sea Systems Water-Resistant Accessory Panel - 4364
$32.78$29.56 -
9% offAqualarm Heavy Duty Pump Switch - 20090
$67.78$61.06 -
13% offBlue Sea Systems Mounting Bracket for 12V Socket - 1014
$6.80$5.88