Welcome to Defender Canada! 
Circuit Breakers
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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 - $84.28 -
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 -
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 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$105.88 - $186.88$84.82 - $186.88 -
SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$1,033.37 - $1,306.75 -
Lewmar Windlass Thermal Circuit Breaker
$165.28 - $176.08 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$65.38 - $244.93 -
9% offImtra Thermal Windlass Circuit Breaker
$207.13$186.48 - $207.13 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$61.33 - $93.73 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.28 - $18.70$9.67 - $18.70 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$74.83 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$104.53 - $190.93 -
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 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$105.88