Defender US
Free Shipping on orders over $99*

Circuit Breakers

37 Listed

  1. Up to 20% off

    Blue Sea Systems A-Series Toggle Circuit Breaker

    $13.32 - $53.99
    19
  2. Up to 10% off

    Blue Sea Systems C-Series Toggle Circuit Breaker

    $50.39 - $207.99
    3

  3. Blue Sea Systems 285-Series Circuit Breaker Surface Mount

    $61.99
    1
  4. Up to 15% off

    Blue Sea Systems A-Series Flat Rocker Circuit Breaker

    $27.99 - $56.99
    1
  5. Up to 20% off

    Blue Sea Systems Push Button Reset-Only Circuit Breaker

    $3.93 - $56.99
    3
  6. Up to 20% off

    Blue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker

    $83.99 - $137.99
    0

  7. Maxwell Circuit Breaker/Isolator Panel

    $121.99 - $134.99
    4

  8. Blue Sea Systems 285-Series Circuit Breaker Panel Mount

    $61.99
    3

  9. Lewmar Windlass Thermal Circuit Breaker

    $121.99 - $129.99
    2

  10. Newmar Circuit Breaker with Black Throw

    $60.99 - $68.99
  11. Up to 25% off

    Blue Sea Systems 187-Series Thermal Circuit Breaker

    $77.99 - $137.99
    0
  12. Up to 17% off

    Blue Sea C-Series Flat Rocker Circuit Breaker

    $47.99 - $63.90
    0

  13. Blue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100

    $389.99
    0

  14. Blue Sea Marine-Grade Short Stop DC Circuit Breakers

    $13.16
    0

  15. Blue Sea Systems C-Series Raised Rocker Circuit Breaker

    $76.99
    0

  16. Imtra Thermal Windlass Circuit Breaker

    $164.99
    1

  17. Blue Sea Systems A-Series Raised Rocker Circuit Breaker

    $54.99
  18. Up to 15% off

    Blue Sea System UL-489 Flat Rocker Circuit Breaker

    $38.24 - $68.99

  19. Blue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100

    $407.99
    1

  20. Minn Kota MKR-27 Circuit Breaker - 60A - 1865115

    $57.99
    0

  21. Egis Mobile Electric 285 Series Surface Mount Circuit Breaker

    $39.99

  22. Egis Mobile Electric Panel Mount Mini Circuit Breaker

    $37.99

  23. Minn Kota Circuit Breaker - 1865106

    $30.99
    0

  24. Whitecap Push Button Thermal AC/DC Circuit Breaker

    $5.18 - $9.27
    0

  25. Seachoice Mini Push to Reset Circuit Breaker

    $6.78

  26. Seachoice 285 Series Circuit Breaker

    $37.99 - $45.99

  27. Egis Mobile Electric 87 Series Surface Mount Circuit Breaker

    $61.99 - $80.99

  28. Sea-Dog Resettable Circuit Breaker

    $9.75 - $10.28
  29. Up to 25% off

    Blue Sea ATO/ATC-Style Low Profile Circuit Breakers

    $7.55 - $11.99
    0

  30. Seachoice Circuit Breaker

    $6.25 - $7.00
  31. 20% off

    Camco Digital Circuit Breaker with Display

    $51.19
    1

  32. SmartPlug ELCI Sensor & 30A Breaker Combo Kit

    $777.60

  33. Seachoice Manual Circuit Breaker

    $8.38 - $9.88

  34. Sierra Mercruiser Circuit Breaker - 60A - 18-15501

    $81.99

  35. Egis Mobile Electric 285 Series Panel Mount Circuit Breaker

    $39.99

  36. Egis Mobile Electric 87 Series Panel Mount Circuit Breaker

    $61.99 - $81.99

  37. Garmin Circuit Breaker - 60A - 010-12832-40

    $107.99

3Filters

Clear All
  1. Amperage (A): 70A ×
  2. Amperage (A): 30A ×
  3. Amperage (A): 60A ×
Manufacturer
Price
3.93
778.6
More Ways To Shop
Availability
Fulfillment
Amperage (A)
Voltage (V)

Change Locale

United States - English Shop in currency: USD
Canada - English Shop in currency: CAD
Canada - Français Shop in currency: CAD

Explore

Guides
Brands

Helpful Information

Track My Order
Shipping Policy
Return Policy
Outlet Store
Commercial Accounts

Get In Touch

Customer Service
1-800-435-7180
Send a Message

Resources

Gift Cards
Privacy Policy
Conditions of Use
Accessibility Statement

Stay Connected

X
Facebook
Instagram
YouTube
Toggle desktop/mobile version
2026 © Defender. All Rights Reserved.