Shopping from Canada? 
Go to Defender Canada!
Circuit Breakers
-
20% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$16.65 - $53.99$13.32 - $53.99 -
10% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$55.99 - $207.99$50.39 - $207.99 -
Blue Sea Systems 285-Series Circuit Breaker Surface Mount
$61.99 -
Blue Sea C-Series ELCI Main Residual Current Rocker Circuit Breaker
$536.99 - $653.99 -
15% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$27.99 - $56.99$27.99 - $56.99 -
20% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$103.99 - $137.99$83.99 - $137.99 -
20% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$4.92 - $56.99$3.93 - $56.99 -
Lewmar Windlass Thermal Circuit Breaker
$121.99 - $129.99 -
25% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$102.99 - $137.99$77.99 - $137.99 -
Blue Sea Systems 285-Series Circuit Breaker Panel Mount
$61.99 -
17% offBlue Sea C-Series Flat Rocker Circuit Breaker
$47.99 - $76.99$47.99 - $63.90 -
Newmar Circuit Breaker with Black Throw
$60.99 - $68.99 -
Blue Sea Marine-Grade Short Stop DC Circuit Breakers
$13.16 -
15% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$44.99 - $68.99$38.24 - $68.99 -
Imtra Thermal Windlass Circuit Breaker
$164.99 -
Blue Sea Systems C-Series Raised Rocker Circuit Breaker
$76.99 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$30.99 - $31.99 -
Egis Mobile Electric 285 Series Surface Mount Circuit Breaker
$39.99 -
Blue Sea Systems A-Series Raised Rocker Circuit Breaker
$54.99 -
Egis Mobile Electric Panel Mount Mini Circuit Breaker
$37.99 -
Sea-Dog Resettable Circuit Breaker
$9.75 - $10.28 -
Sierra Volvo/Penta Circuit Breaker - 18-69550
$54.99 -
SmartPlug ELCI Sensor & 50A Breaker Combo Kit
$826.20 -
Seachoice Manual Circuit Breaker
$8.38 - $9.88 -
Egis Mobile Electric 285 Series Panel Mount Circuit Breaker
$39.99 -
Blue Sea System UL-489 Raised Rocker Circuit Breaker
$77.99 -
Seachoice 285 Series Circuit Breaker
$37.99 - $45.99 -
Attwood Manual Reset Circuit Breaker - 50A - 7623-7
$6.48