Welcome to Defender Canada! 
Circuit Breakers
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SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$1,117.52 - $1,413.17 -
SmartPlug ELCI Sensor & 30A Breaker Combo Kit
$1,051.81 - $1,354.04 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$648.82 - $788.98 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$492.60$443.40 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$472.16$425.01 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$213.74 - $305.74 -
9% offImtra Thermal Windlass Circuit Breaker
$223.96$201.63 - $223.96 -
Lewmar Windlass Thermal Circuit Breaker
$178.70 - $190.38 -
Lewmar Circuit Breaker
$172.86 - $838.62 -
Maxwell Circuit Breaker/Isolator Panel
$152.42 - $168.48 -
Blue Sea ST CLB 12 Position Independent Circuit Breaker Block - 5051
$114.48 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$111.54 -
Sierra Mercruiser Circuit Breaker - 60A - 18-15501
$110.08 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$115.92 - $165.56$102.35 - $165.56 -
Newmar Circuit Breaker with Black Throw
$98.40 - $159.72 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$114.46 - $169.94$91.69 - $169.94 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$91.10 - $168.48 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$91.10 -
Blue Sea ST CLB 6 Position Circuit Breaker Block with Negative Bus - 5052
$88.18 -
Egis Mobile Electric 87 Series Panel Mount Circuit Breaker
$86.72 - $114.46 -
Egis Mobile Electric 87 Series Surface Mount Circuit Breaker
$86.72 - $113.00 -
Seachoice 285 Series Circuit Breaker
$76.50 -
Sierra Volvo/Penta Circuit Breaker - 18-69550
$72.12 -
Blue Sea ST CLB 6 Position Independent Circuit Breaker Block - 5050
$70.66 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$69.20 - $73.58 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$73.58 - $76.50$66.28 - $76.50 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$66.28 -
37% offCamco Digital Circuit Breaker with Display
$94.02 - $101.32$59.00 - $88.20 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$57.52 - $215.20 -
Egis Mobile Electric 285 Series Panel Mount Circuit Breaker
$56.06 -
Egis Mobile Electric 285 Series Surface Mount Circuit Breaker
$56.06 - $57.52 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$56.06 - $82.34 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$61.90 - $245.86$55.77 - $245.86 -
Egis Mobile Electric Panel Mount Mini Circuit Breaker
$53.14 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$37.08 - $38.54 -
Blue Sea Systems A-Series Flat Rocker Circuit Breaker
$34.16 - $67.74 -
19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$22.19 - $64.82$22.19 - $64.82 -
Seachoice Circuit Breaker Bracket - 13711
$12.57 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.78 - $17.42$11.06 - $17.42 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$12.15 - $14.83$10.41 - $14.83 -
Seachoice Clear Circuit Breaker Boots - 12371
$9.80 -
Seachoice Manual Circuit Breaker
$9.17 - $13.45 -
Seachoice Circuit Breaker for LED Switch Panel
$8.89 - $9.65 -
Seachoice Circuit Breaker
$8.66 -
Attwood Manual Reset Circuit Breaker - 50A - 7623-7
$8.60 -
Seachoice Mini Push to Reset Circuit Breaker
$8.04 - $9.65 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.78 - $72.12$7.07 - $72.12 -
48% offWhitecap Push Button Thermal AC/DC Circuit Breaker
$7.30 - $13.72$7.05 - $9.34