Welcome to Defender Canada! 
Circuit Breakers
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Up to 19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$19.38 - $76.72 -
Up to 9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$71.65 - $293.86 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$88.00 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$757.75 - $922.72 -
Up to 18% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$6.14 - $80.95 -
Up to 19% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$119.02 - $195.16 -
Up to 14% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$40.06 - $80.95 -
Blue Sea Systems 285-Series Circuit Breaker Panel Mount
$88.00 -
Up to 24% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$110.56 - $195.16 -
Up to 16% offBlue Sea C-Series Flat Rocker Circuit Breaker
$68.26 - $90.70 -
Blue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$550.48 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$109.15 -
Blue Sea Marine-Grade Short Stop DC Circuit Breakers
$19.15 -
Blue Sea ST CLB 6 Position Circuit Breaker Block with Negative Bus - 5052
$103.51 -
Up to 14% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$54.52 - $97.87 -
Blue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$575.86 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$44.29 - $45.70 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$78.13 -
Blue Sea ST CLB 12 Position Independent Circuit Breaker Block - 5051
$148.65 -
Blue Sea Systems C-Series Flat Rocker Circuit Breaker
$252.97 - $372.84 -
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$7.51 -
Up to 23% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$11.28 - $17.54 -
Blue Sea Systems Short Stop Circuit Breaker Boot - 7160
$9.17 -
Blue Sea ST CLB 6 Position Independent Circuit Breaker Block - 5050
$83.77 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$148.63 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$110.56