Defender US
Free Shipping on orders over $99*

Promotions

61 Listed

  1. Fortress FX Anchor

    $169.99 - $2,352.99
    3

  2. Fireboy CMD6 Marine Carbon Monoxide Alarm with Internal Battery

    $147.99
    1

  3. Fireboy CMD6 Marine Carbon Monoxide Alarm

    $151.99
    7

  4. MTI Industries Safe-T-Alert FX-4 Carbon Monoxide Alarm

    $85.99 - $160.99
    7

  5. MTI Industries Safe-T-Alert 62 Series Carbon Monoxide Alarm

    $76.99
    2

  6. Fireboy Propane Fume Detector with 1 Sensor and Solenoid

    $432.99 - $448.99
    0

  7. Fortress FX-16 Anchoring System - FX-16-AS

    $507.99

  8. Schaefer Rail Mount Anchor Hanger - AH-100

    $99.99
    0

  9. Fortress FX Anchor Stowaway Bag

    $80.99 - $255.99
    0
  10. 15% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy 2 Channel Gasoline Fume Detector with Blower Control

    MSRP: $621.99 - $636.99
    $528.69 - $636.99
    0

  11. Fireboy 2-Channel Gasoline Fume Detector - G-2B-R

    $588.99
    0

  12. Fortress FX-11 Anchoring System - FX-11-AS

    $467.99
    1

  13. MTI Industries Safe-T-Alert 45 Series Dual Carbon Monoxide/Propane Alarm

    $102.99 - $107.99

  14. Fireboy Propane Fume Detector with 2 Sensors - Auto Shut-off - P-2BNV-R

    $514.99
    0
  15. 15% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy Propane Gas and Gasoline Sensor

    MSRP: $152.99 - $208.99
    $152.99 - $208.99
    1
  16. 20% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy CMD6 Marine Carbon Monoxide Alarm Interconnect

    MSRP: $169.99
    $135.99 - $169.99
    2

  17. Fireboy Propane Fume Detector with 1 Sensor

    $357.99 - $373.99
    1

  18. Fireboy Propane Fume Detector with 2 Sensors and Solenoid

    $614.99 - $622.99
    0

  19. Sea-Dog Anchor Chocks - 322150-1

    $59.99
    0

  20. Fortress FX-7 Anchoring System - FX-7-AS

    $401.99

  21. Jim-Buoy Anchor Trip Line with Marker Buoy - 1204

    $75.99
    0

  22. Davis Instruments Rocker Stopper Boat Stabilizer - 352

    $15.77
    4

  23. Aqualarm Fire Alarm Kit

    $113.99
    0
  24. 38% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Sea-Dog Folding Grapnel Anchor

    MSRP: $34.99 - $187.99
    $25.79 - $187.99
    1
  25. 10% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy Single Channel Propane Fume Detector with 1 Sensor

    MSRP: $349.99 - $357.99
    $314.99 - $322.19
    1

  26. MTI Industries Safe-T-Alert 25 Series Dual Carbon Monoxide/Propane Alarm

    $85.99 - $206.99
    1

  27. MTI Industries Safe-T-Alert 35 Series Dual Carbon Monoxide/Propane Alarm

    $102.99 - $197.99

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

    $236.99

  29. Fireboy Propane/CNG Control with Solenoid Valve

    $225.99 - $283.99
    0

  30. MTI Industries Safe-T-Alert 20 Series Propane Alarm

    $59.99

  31. Windline Rail Mount Anchor Holder - PM-1

    $72.99
    1
  32. 15% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy Methane Fume Detector LED Display

    MSRP: $720.99 - $811.99
    $612.84 - $811.99
    0

  33. MTI Industries Safe-T-Alert 30 Series Propane Alarm

    $63.99 - $65.99

  34. MTI Industries Safe-T-Alert 85 Series Dual Carbon Monoxide/Propane Alarm

    $72.99 - $75.99

  35. MTI Industries Safe-T-Alert SA-340 Sealed Battery Carbon Monoxide Alarm

    $73.99
    1

  36. Fortress Commando Small Craft Anchoring System - C5-A

    $189.99
    0

  37. Ankerplex Aluminum Fixed Plow Anchor

    $350.99 - $3,540.99
  38. 30% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Suncor Small Boat Folding Grapnel Anchor Kit

    MSRP: $20.99 - $45.99
    $14.69 - $45.99
    1
  39. 32% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Sea-Dog Folding Anti-Snag Anchor Kit - 318003KP

    MSRP: $54.99
    $37.24
    1

  40. Fortress Guardian Anchor Stowaway Bag

    $80.99 - $255.99
    0

  41. Fireboy 1 Channel Gasoline Fume Detector with Blower Control

    $365.99 - $398.99
    0
  42. 10% off MSRPMSRP (Manufacturer's Suggested Retail Price)

    Set by the manufacturer and displayed for comparison purposes only.

    Fireboy MS-3 Methane Gas Sensor Extension Cable

    MSRP: $76.99 - $201.99
    $76.49 - $201.99
    0

  43. Fireboy CMD6 Carbon Monoxide Alarm with Internal Battery/Relay & Interconnect

    $173.99
    2

  44. Aqualarm Remote Fire Detector

    $40.99 - $42.99
    0

  45. Fireboy Emergency Fume Detection Horn - RH-1

    $41.99
    0

  46. Maretron Gas Fume Detector - CO-CO1224T

    $232.99
    0

  47. Minn Kota Drift Sock Harness with Buoy - 1865262

    $39.99
    0

  48. Fireboy 1-Sensor Compressed Natural Gas Fume Detector - S2B-CNG-X

    $753.99
    0
 
1 / 2Next

2Filters

Clear All
  1. Departments: Security ×
  2. Departments: Anchors ×
Departments
Manufacturer
Price
14.69
1323.99
Type
More Ways To Shop
Availability
Fulfillment
Material

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.