Welcome to Defender Canada! 
Circuit Breakers
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SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$1,079.27 - $1,364.80 -
SmartPlug ELCI Sensor & 30A Breaker Combo Kit
$1,015.81 - $1,307.69 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$757.75 - $922.72 -
Blue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$575.86 -
Blue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$550.48 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$252.97 - $365.79 -
Imtra Thermal Windlass Circuit Breaker
$233.23 -
Lewmar Windlass Thermal Circuit Breaker
$172.60 - $183.88 -
Lewmar Circuit Breaker
$166.96 - $809.92 -
Blue Sea ST CLB 12 Position Independent Circuit Breaker Block - 5051
$148.65 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$148.63 -
Maxwell Circuit Breaker/Isolator Panel
$147.22 - $162.73 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$119.02 - $195.16$119.02 - $195.16 -
Sierra Mercruiser Circuit Breaker - 60A - 18-15501
$117.61 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$110.56 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$109.15 - $199.39 -
Blue Sea ST CLB 6 Position Circuit Breaker Block with Negative Bus - 5052
$103.51 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$110.56 - $195.16$88.57 - $195.16 -
Egis Mobile Electric 87 Series Panel Mount Circuit Breaker
$88.00 - $116.20 -
Blue Sea Systems 285-Series Circuit Breaker Panel Mount
$88.00 -
Egis Mobile Electric 87 Series Surface Mount Circuit Breaker
$88.00 - $114.79 -
Blue Sea ST CLB 6 Position Independent Circuit Breaker Block - 5050
$83.77 -
Newmar Circuit Breaker with Black Throw
$80.95 - $90.82 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$79.54 - $293.86$79.54 - $293.86 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$78.13 -
Sierra Volvo/Penta Circuit Breaker - 18-69550
$76.72 -
Seachoice 285 Series Circuit Breaker
$69.67 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$68.26 - $255.79 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$66.85 - $88.00 -
9% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$64.03 - $97.87$57.69 - $97.87 -
Egis Mobile Electric 285 Series Surface Mount Circuit Breaker
$56.98 -
Egis Mobile Electric 285 Series Panel Mount Circuit Breaker
$56.98 -
Egis Mobile Electric Panel Mount Mini Circuit Breaker
$54.16 -
47% offCamco Digital Circuit Breaker with Display
$90.82$47.97 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$44.29 - $45.70 -
Blue Sea Systems A-Series Flat Rocker Circuit Breaker
$40.06 - $80.95 -
14% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$24.07 - $76.72$20.55 - $76.72 -
Sea-Dog Resettable Circuit Breaker
$14.35 - $15.35 -
Seachoice Circuit Breaker Bracket - 13711
$13.06 -
19% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.33 - $17.55$11.81 - $17.55 -
Seachoice Clear Circuit Breaker Boots - 12371
$10.85 -
Seachoice Manual Circuit Breaker
$10.14 - $15.02 -
Seachoice Circuit Breaker
$9.55 -
19% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.75 - $19.15$9.51 - $19.15 -
Attwood Manual Reset Circuit Breaker - 50A - 7623-7
$9.34 -
Blue Sea Systems Short Stop Circuit Breaker Boot - 7160
$9.17 -
Seachoice Circuit Breaker for LED Switch Panel
$8.96 -
Seachoice Mini Push to Reset Circuit Breaker
$8.85 - $10.67