Defender US
Free Shipping on orders over $99*

Collections

120 Listed

  1. NOCO Genius GB150 Boost Plus UltraSafe Lithium Jump Starter - 3000A - GB150

    $299.95
    0

  2. NOCO Genius GB70 Boost Plus UltraSafe Lithium Jump Starter - 2000A - GB70

    $199.95
    0

  3. Power-Tec 12V AGM Deep Cycle Marine Battery - Group 8D - 8A8DM

    $909.99
    1

  4. Lifeline AGM Deep Cycle Marine Battery - GPL-27T

    $504.99
    2

  5. Power-Tec 12V AGM Deep Cycle Marine Battery - Group 31 - 8A31DTM

    $389.99
    3

  6. Odyssey Marine Dual Purpose Extreme Battery - Group 31 - ODX-AGM31M

    $631.99
    0

  7. Sportsman Deep Cycle Marine Battery - 12V Lead Acid Group 4D - DC4D

    $369.99
    1

  8. Lifeline AGM Deep Cycle Marine Battery - GPL-4DL

    $944.99
    0

  9. Sportsman Deep Cycle Marine Battery - 12V Lead Acid Group 27 - DC27

    $184.99
    2

  10. Lifeline AGM Deep Cycle Marine Battery - GPL-31T

    $529.99
    0

  11. Sportsman Deep Cycle Marine Battery - 12V Lead Acid Group 8D - DC8D

    $444.99
    3

  12. Sportsman Marine Dual Purpose Extreme Battery - Group 27 - AGM27M

    $273.99
    0

  13. Sportsman Marine Dual Purpose Extreme Battery - Group 24 - AGM24M

    $216.99
    0

  14. Optima Bluetop Optima Spiral Cell Dual Purpose Marine Battery - D34M

    $367.99
    1

  15. Sportsman Deep Cycle Marine Battery - 12V Lead Acid Group 24 - DC24

    $164.99
    1

  16. Power-Tec 12V AGM Deep Cycle Marine Battery - Group U1 - 8AU1H

    $141.99
    0

  17. NOCO Genius GB40 Boost Plus UltraSafe Lithium Jump Starter - 1000A - GB40

    $99.95
    0

  18. Optima Bluetop Dual Purpose Marine Battery - Group 27 - D27M

    $399.99
    1

  19. Suncor Ratchet Assembly with Clips

    $51.99 - $159.99
    0

  20. Odyssey Marine Dual Purpose Extreme Battery - Group 24 - ODX-AGM24M

    $507.99
    0

  21. Power-Tec 12V AGM Deep Cycle Marine Battery - Group 27 - 8A27M

    $347.99
    0

  22. Star Brite Heavy Duty Retractable Tie Down - 0604283

    $107.99

  23. Power-Tec 12V AGM Deep Cycle Marine Battery - Group 24 - 8A24M

    $304.99
    0

  24. Odyssey Marine Dual Purpose Extreme Battery - Group 27 - ODX-AGM27M

    $583.99
    0

  25. Power-Tec 12V AGM Deep Cycle Marine Battery - Group 4D - 8A4DM

    $765.99
    0

  26. MTI Industries High Bilge Water Alarm - SA-1000XL

    $94.99
  27. 10% off

    MTI Industries Safe-T-Alert Marine Gas Fume/Fire/Bilge Water Alarm - MGD-1XL

    $213.29
  28. Up to 53% off

    Suncor Ratchet Assembly with J-Hooks

    $44.99 - $119.69
    0

  29. MTI Industries Gas Fume/Fire/Bilge Water Alarm - MGD-10XL

    $303.99

  30. BoatBuckle Mini G3 Retractable Transom Tie-Down System (2-Pack) - F106877

    $66.99

  31. Gel-Tech Deep Cycle Marine Battery - Group 31 - 8G31DT

    $479.99
    1

  32. Gel-Tech Deep Cycle Marine Battery - Group 4D - 8G4D

    $911.99
    0

  33. Lifeline AGM Deep Cycle Marine Battery - GPL-8DL

    $1,126.99
    0

  34. Star Brite Marine Bungee Cords (2-Pack)

    $12.82 - $14.88

  35. Optima Bluetop Optima Spiral Cell Starting Marine Battery - 34M

    $332.99
    0

  36. BoatBuckle Pro Series Transom Tie-Down (2-Pack)

    $34.99 - $38.99

  37. Whitecap Recessed Anchor Point Bracket - 6740C

    $28.99

  38. TALOS Remote Housing Lightning Detection System

    $391.99 - $413.99

  39. Siren Marine Wireless High-Water Sensor for Siren 3 - SM-WLS3-HIWS-917

    $139.09

  40. Aqualarm High Bilge Water Level Warning System - 20131

    $75.99
    0

  41. Whitecap Adjustable Dacron Bimini Straps (2-Pack)

    $25.99

  42. Lifeline AGM Deep Cycle Marine Battery - GPL-4CT

    $525.99
    1

  43. Optima Bluetop Dual Purpose Marine Battery - Group 31 - D31M

    $457.99
    0

  44. Maretron Bilge High Water Detector - BHW100

    $63.99
    1

  45. BoatBuckle G2 Retractable Gunwale Tie-Down (2-Pack) - F14221

    $127.99

  46. BoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down

    $26.99 - $31.99

  47. Gel-Tech Deep Cycle Marine Battery - Group 8D - 8G8D

    $1,084.99
    0

  48. BoatBuckle Heavy Duty Transom Tie-Down (2-Pack) - F14209

    $24.99
 
1 / 3Next

3Filters

Clear All
  1. Departments: Tie-Downs ×
  2. Departments: Security ×
  3. Departments: Batteries ×
Departments
Manufacturer
Price
6.45
2557.99
Type
More Ways To Shop
Availability
Fulfillment
Technology
Battery Acid
Amperage (A)
Voltage (V)
Cold Cranking Amps (CCA)
500.000000
1800.000000
Capacity (Ah)
100.000000
270.000000

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.