Welcome to Defender Canada! 
Circuit Breakers
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.30 - $77.58$21.30 - $77.58 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$59.38 - $291.78$53.50 - $291.78 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$111.18 - $158.78$98.16 - $158.78 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$66.38 - $70.58 -
SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$1,071.62 - $1,355.12 -
Blue Sea Systems A-Series Flat Rocker Circuit Breaker
$32.78 - $80.38 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.49 - $69.18$6.80 - $69.18 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$70.58 - $71.98$63.58 - $71.98 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$752.38 - $916.18 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$109.78 - $162.98$87.94 - $162.98 -
Blue Sea C-Series Flat Rocker Circuit Breaker
$55.18 - $253.98 -
Lewmar Windlass Thermal Circuit Breaker
$171.38 - $182.58 -
Blue Sea System UL-489 Flat Rocker Circuit Breaker
$53.78 - $97.18 -
Lewmar Circuit Breaker
$165.78 - $804.18 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$63.58 - $78.98 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.67 - $19.37$10.01 - $19.37 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$35.58 - $45.38 -
9% offImtra Thermal Windlass Circuit Breaker
$214.78$193.36 - $214.78 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$108.38 - $197.98 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$147.58 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$109.78 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$204.98 - $293.20