Shopping from Canada? 
Go to Defender Canada!
Deals
-
Up to 20% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$13.32 - $52.99 -
Up to 20% off
Ancor Marine Heat Shrink Ring Terminal Electrical Connectors
$3.38 - $44.99 -
5% offLifeline AGM Deep Cycle Marine Battery - GPL-4DL
$897.74 -
Up to 20% offBlue Sea Systems ANL Fuse
$24.99 - $47.99 -
Up to 15% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$28.99 - $54.99 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group 31 - 8A31DTM
$370.49 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group 8D - 8A8DM
$864.49 -
Up to 20% offBlue Sea Systems ATO/ATC Fuses
$2.77 - $20.99 -
Up to 20% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$3.93 - $59.99 -
5% offLifeline AGM Deep Cycle Marine Battery - GPL-8DL
$1,070.64 -
5% offLifeline AGM Deep Cycle Marine Battery - GPL-27T
$479.74 -
Up to 20% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$83.99 - $125.99 -
Up to 10% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$40.99 - $182.99 -
Up to 10% offBlue Sea Systems Contura Water Resistant Bilge Pump Control Switch Panel
$51.29 - $153.89 -
5% offOdyssey Marine Dual Purpose Extreme Battery - Group 31 - ODX-AGM31M
$600.39 -
Up to 10% off
Hubbell Twist-Lock Ship-to-Shore Cable Set - 50A
$714.99 - $1,242.00 -
Up to 5% offHubbell Twist-Lock Male Plug - 50A
$120.64 - $123.99 -
Up to 10% offMarinco Pigtail Adapter - 125V
$48.99 - $181.79 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group 27 - 8A27M
$330.59 -
5% offOptima Bluetop Dual Purpose Marine Battery - Group 27 - D27M
$379.99 -
Up to 10% offMasterVolt Mac Plus DC-DC Converter Plus Czone
$460.79 - $511.99 -
5% offOdyssey Marine Dual Purpose Extreme Battery - Group 24 - ODX-AGM24M
$482.59 -
5% offSportsman Marine Dual Purpose Extreme Battery - Group 27 - AGM27M
$260.29 -
5% offGel-Tech Deep Cycle Marine Battery - Group 31 - 8G31DT
$455.99 -
5% off
Sportsman Marine Dual Purpose Extreme Battery - Group 24 - AGM24M
$206.14 -
Up to 20% offAncor Nylon Ring Terminals
$2.98 - $41.99 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group 24 - 8A24M
$289.74 -
Up to 24% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$8.63 - $21.24 -
Up to 25% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$77.99 - $125.99 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group U1 - 8AU1H
$134.89 -
Up to 17% offBlue Sea C-Series Flat Rocker Circuit Breaker
$48.99 - $63.90 -
5% offOptima Bluetop Optima Spiral Cell Dual Purpose Marine Battery - D34M
$349.59 -
5% offSportsman Deep Cycle Marine Battery - 6V Lead Acid Group GC2 - GC-4
$183.34 -
5% offOptima Bluetop Dual Purpose Marine Battery - Group 31 - D31M
$435.09 -
5% offLifeline AGM Deep Cycle Marine Battery - GPL-24T
$422.74 -
5% offLifeline AGM Deep Cycle Marine Battery - GPL-4CT
$499.69 -
5% offPower-Tec 12V AGM Deep Cycle Marine Battery - Group 4D - 8A4DM
$727.69 -
Up to 19% offAncor Marine Flat Electrical Connectors
$2.10 - $20.99 -
5% offOdyssey Marine Dual Purpose Extreme Battery - Group 27 - ODX-AGM27M
$554.79 -
Up to 19% offBlue Sea Systems AGC Fuses
$3.76 - $6.09 -
Tie Down Adjustable Tandem Fender - 86268
$104.99 -
Up to 46% offXantrex 12V Lithium Ion Iron Phosphate Battery
$449.99 - $1,709.05 -
Up to 15% offHubbell Twist-Lock Shore Power Inlet - 50A
$117.29 - $229.99 -
10% offBlue Sea Systems e-Series Selector 3-Position Battery Switch with AFD - 11001
$42.29 -
Up to 20% offBlue Sea Systems Contura II Rocker Switch
$13.97 - $18.84 -
Up to 19% offBlue Sea Systems AGC Fuse Kit
$6.49 - $30.99 -
10% offBlue Sea Systems SMS Circuit Breaker Enclosure Panel - 3134
$298.79 -
Up to 15% off
Hubbell USB Charger Duplex Receptacle
$54.99 - $68.99