Welcome to Defender Canada! 
Circuit Breakers
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$23.08 - $74.83$22.55 - $74.83 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$57.28 - $281.38$51.61 - $281.38 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$64.03 - $77.53 -
Blue Sea Systems A-Series Flat Rocker Circuit Breaker
$35.68 - $77.53 -
9% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$107.23 - $186.88$96.57 - $186.88 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$725.53 - $883.48 -
Maxwell Circuit Breaker/Isolator Panel
$140.98 - $155.83 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$455.53$410.04 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.24 - $77.53$6.58 - $77.53 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$68.08 - $84.28$61.33 - $84.28 -
Lewmar Windlass Thermal Circuit Breaker
$165.28 - $176.08 -
SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$1,033.37 - $1,306.75 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$105.88 - $186.88$84.82 - $186.88 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$436.63$393.03 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$65.38 - $244.93 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$61.33 - $93.73 -
9% offImtra Thermal Windlass Circuit Breaker
$207.13$186.48 - $207.13 -
Newmar Circuit Breaker with Black Throw
$80.23 - $91.03 -
48% offWhitecap Push Button Thermal AC/DC Circuit Breaker
$6.79 - $12.73$6.57 - $8.74 -
Lewmar Circuit Breaker
$159.88 - $775.48 -
13% off
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$6.19 - $7.21$5.35 - $7.21 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$74.83 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.28 - $18.70$9.67 - $18.70 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$12.79 - $16.83$10.28 - $16.83 -
Seachoice Circuit Breaker
$8.14 -
Seachoice 285 Series Circuit Breaker
$78.88 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$104.53 - $190.93 -
Whitecap Push Button Circuit Breaker Boot Waterproof - S-7078
$3.96 -
26% offBlue Sea Systems Short Stop Circuit Breaker Boot - 7160
$2.52$1.84 -
SmartPlug ELCI Sensor & 30A Breaker Combo Kit
$972.61 - $1,252.07 -
Blue Sea ST CLB 12 Position Independent Circuit Breaker Block - 5051
$142.35 -
Blue Sea ST CLB 6 Position Circuit Breaker Block with Negative Bus - 5052
$99.13 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$142.33 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$42.43 - $43.78 -
Seachoice Mini Push to Reset Circuit Breaker
$7.56 - $9.06 -
Blue Sea ST CLB 6 Position Independent Circuit Breaker Block - 5050
$80.23 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$242.23 - $350.25 -
37% offCamco Digital Circuit Breaker with Display
$86.98 - $93.73$54.60 - $81.60 -
Seachoice Manual Circuit Breaker
$8.62 - $12.63 -
Seachoice Clear Circuit Breaker Boots - 12371
$9.22 -
Seachoice Circuit Breaker Bracket - 13711
$11.83 -
Seachoice Circuit Breaker for LED Switch Panel
$8.36 -
Sierra Mercruiser Circuit Breaker - 60A - 18-15501
$112.63 -
Sierra Volvo/Penta Circuit Breaker - 18-69550
$73.48 -
Egis Mobile Electric Panel Mount Mini Circuit Breaker
$49.18 -
Egis Mobile Electric 285 Series Surface Mount Circuit Breaker
$51.88 - $53.23 -
Egis Mobile Electric 285 Series Panel Mount Circuit Breaker
$51.88 -
Egis Mobile Electric 87 Series Surface Mount Circuit Breaker
$80.23 - $104.53