Welcome to Defender Canada! 
Circuit Breakers
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14% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.74 - $53.23$21.40 - $53.23 -
14% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$55.93 - $208.48$47.63 - $208.48 -
14% offBlue Sea Systems 285-Series Circuit Breaker Surface Mount
$64.03 - $68.08$57.96 - $68.08 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$107.23 - $153.13$94.68 - $153.13 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$599.98 - $729.58 -
14% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$28.93 - $55.93$28.93 - $55.93 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.17 - $66.73$6.51 - $66.73 -
14% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$57.28 - $69.43$51.61 - $69.43 -
14% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$105.88 - $157.18$90.09 - $157.18 -
14% offLewmar Windlass Thermal Circuit Breaker
$163.93 - $176.08$139.43 - $176.08 -
Imtra Thermal Windlass Circuit Breaker
$207.13 -
9% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.28 - $13.50$10.21 - $13.50 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$76.18 - $143.68 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$49.18 - $182.83 -
Lewmar Circuit Breaker
$159.88 - $775.48 -
48% offWhitecap Push Button Thermal AC/DC Circuit Breaker
$6.79 - $12.73$6.57 - $8.68 -
28% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$12.79 - $15.48$11.02 - $14.23 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$31.63 - $32.98 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$46.48 - $69.43 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$55.93 -
SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$941.57 - $1,191.73 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$95.08 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$77.53 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$181.48 - $263.85