Defender US
Free Shipping on orders over $99*

Blue Sea Systems

17 Listed

  1. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems A-Series Toggle Circuit Breaker

    MSRP: $16.65 - $53.99
    $13.32 - $53.99
    19

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

    $61.99
    1

  3. Blue Sea Systems MRBF Terminal Fuse

    $17.71 - $19.35
    4
  4. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems ANL Fuse

    MSRP: $30.99 - $58.99
    $30.99 - $58.99
    2
  5. 15% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems A-Series Flat Rocker Circuit Breaker

    MSRP: $27.99 - $56.99
    $27.99 - $56.99
    1
  6. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker

    MSRP: $103.99 - $137.99
    $83.99 - $137.99
    0
  7. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems Push Button Reset-Only Circuit Breaker

    MSRP: $4.92 - $56.99
    $3.93 - $56.99
    3
  8. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems ATO/ATC Fuses

    MSRP: $2.77 - $20.99
    $2.77 - $20.99
    4
  9. 25% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems 187-Series Thermal Circuit Breaker

    MSRP: $102.99 - $137.99
    $77.99 - $137.99
    0

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

    $61.99
    3

  11. Blue Sea Systems Gen II P12 Series Battery Charger

    $647.99 - $820.99
    0

  12. Blue Sea Systems MRBF Surface Mount Fuse Block - Common Source - 5196

    $56.99
    0

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

    $13.16
    0

  14. Blue Sea Systems MIDI/AMI Fuses

    $8.47
    1

  15. Blue Sea Systems easyID ATC Fuses

    $8.24

  16. Blue Sea Systems MAXI Fuses

    $5.91 - $6.51
    0
  17. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Blue Sea Systems MRBF Surface Mount Fuse Block - Independent Source - 5194

    MSRP: $67.99
    $54.39
    0

3Filters

Clear All
  1. Availability: In Stock ×
  2. Amperage (A): 240A ×
  3. Amperage (A): 40A ×
Departments
Manufacturer
Price
2.77
648.99
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.