Welcome to Defender Canada! 
Circuit Breakers
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.30 - $55.18$21.30 - $55.18 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$66.38 - $70.58 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$57.98 - $216.18$53.50 - $216.18 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$111.18 - $158.78$98.16 - $158.78 -
14% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.49 - $69.18$6.80 - $69.18 -
Maxwell Circuit Breaker/Isolator Panel
$146.18 - $161.58 -
14% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$29.98 - $57.98$29.98 - $57.98 -
Blue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$472.38 -
19% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$59.38 - $71.98$53.50 - $71.98 -
19% offLewmar Windlass Thermal Circuit Breaker
$169.98 - $182.58$136.10 - $182.58 -
Lewmar Circuit Breaker
$165.78 - $804.18 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$78.98 - $148.98 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$109.78 - $162.98$87.94 - $162.98 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$622.18 - $756.58 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$50.98 - $189.58 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.67 - $13.98$10.01 - $13.98 -
Imtra Thermal Windlass Circuit Breaker
$214.78 -
48% offWhitecap Push Button Thermal AC/DC Circuit Breaker
$7.02 - $13.18$6.79 - $8.98 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$48.18 - $71.98 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$452.78$407.56 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.24 - $16.03$10.63 - $14.65 -
13% off
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$6.38$5.53 - $6.39 -
Whitecap Push Button Circuit Breaker Boot Waterproof - S-7078
$4.08 -
28% offCamco Digital Circuit Breaker with Display
$90.18 - $97.18$64.05 - $87.52