Welcome to Defender Canada! 
Deals
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.30 - $62.18$21.30 - $62.18 -
9% offBlue Sea Systems ANL Fuse
$35.58 - $66.38$33.34 - $66.38 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$59.38 - $235.78$53.50 - $235.78 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$111.18 - $158.78$98.16 - $158.78 -
18% off
Polyform HTM-3 Line-Through Fender
$157.43 - $179.84$145.79 - $163.07 -
9% off
Polyform HTM-2 Line-Through Fender
$79.02 - $90.23$71.18 - $90.23 -
9% offBlue Sea Systems Common BusBar - 150A
$23.89 - $42.58$23.89 - $42.58 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.49 - $69.18$6.80 - $69.18 -
18% offPolyform True-Fit Fender Holder
$87.42 - $339.49$87.42 - $339.49 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$70.58 - $73.38$63.58 - $73.38 -
19% off
Polyform G-5 Ribbed Twin-Eye Fender
$91.63 - $105.66$84.64 - $105.66 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$109.78 - $162.98$87.94 - $162.98 -
8% offBlue Sea Systems ATO/ATC Fuses
$3.89 - $27.95$3.57 - $27.95 -
14% off
Polyform G-6 Ribbed Twin-Eye Fender
$146.25 - $158.85$131.69 - $146.25 -
9% off
Polyform F-8 Commercial Grade Classic European Twin-Eye Fender
$594.27 - $634.87$534.91 - $571.45 -
14% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$13.13 - $25.45$12.93 - $25.45 -
30% off
Polyform G-4 Ribbed Twin-Eye Fender
$48.20 - $206.47$38.42 - $184.62 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$452.78$407.56 -
9% off
Polyform EFC-A5 Elite Fender Cover
$276.40$248.82 - $276.40 -
9% offBlue Sea Systems Mini Clamp Multimeter - 8110
$256.78$231.16 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$472.38$425.20 -
9% off
Polyform HTM-4 FenderFits Fender Cover
$84.58 - $101.38$76.18 - $101.38 -
28% off
Blue Sea Systems MIDI/AMI Fuses
$9.71 - $11.90$6.97 - $11.90 -
9% off
Polyform EFC-7 Elite Fender Cover
$104.18$93.82 - $104.18 -
41% off
Polyform EFC-8 Elite Fender Cover
$116.80 - $121.00$68.64 - $108.96 -
18% off
Polyform HTM-1 Line-Through Fender
$58.00 - $70.60$56.53 - $62.20 -
9% offBlue Sea Systems DC Analog Ammeter
$48.18 - $116.78$43.42 - $116.78 -
9% off
Polyform F-3 Commercial Grade Classic European Twin-Eye Fender
$150.43$135.45 - $150.43 -
29% offBlue Sea Systems AGC Fuses
$3.92 - $12.99$2.75 - $12.99 -
19% offBlue Sea Systems MEGA/AMG Fuses
$13.86 - $16.03$12.83 - $16.03 -
18% offPolyform Swivel Connector
$31.38 - $32.78$25.53 - $32.78 -
9% off
Polyform F-11 Commercial Grade Classic European Twin-Eye Fender
$850.50$765.52 - $850.50 -
13% offBlue Sea Systems MAXI Fuses
$5.22 - $8.87$5.22 - $8.87 -
9% off
Polyform F-3 FenderFits Fender Cover
$52.38 - $53.78$48.46 - $52.38 -
9% off
Polyform Elite Fender Cover EFC-A1
$106.98$96.34 -
25% off
Polyform G-3 Ribbed Twin-Eye Fender
$31.40 - $42.60$28.61 - $42.60 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.67 - $14.25$10.01 - $14.25 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.24 - $16.73$10.63 - $16.73 -
9% offBlue Sea Systems Backlit Push Button Switch
$80.38$72.40 - $80.38 -
13% off
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$6.39$5.53 - $6.39 -
9% off
Polyform A-4 FenderFits Fender Cover
$174.20 - $186.80$156.84 - $186.80 -
12% off
Polyform EFC-1 Elite Fender Cover
$53.78 - $55.18$48.18 -
9% offBlue Sea Systems HD-Series Selector Battery Switch
$141.98 - $161.58$127.84 - $161.58 -
9% off
Polyform F-4 Commercial Grade Classic European Twin-Eye Fender
$193.83$174.51 - $193.83 -
29% offBlue Sea Systems ATM Fuses
$3.96$2.82 - $4.04 -
18% off
Polyform A-5 FenderFits Fender Cover
$224.60 - $241.40$182.04 - $241.40 -
35% off
Polyform CC-1 Center Tube Buoys
$98.61$63.61 - $98.61 -
9% off
Polyform F-4 FenderFits Fender Cover
$111.18$100.12