Welcome to Defender Canada! 
Batteries & Accessories
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11% off
Ancor Marine Tinned Copper Battery Cable - 4/0 AWG
$16.32 - $3,232.66$14.43 - $3,232.66 -
11% off
Ancor Marine Tinned Copper Battery Cable - 2/0 AWG
$10.81 - $1,781.80$9.58 - $1,781.80 -
10% off
Ancor Marine Tinned Copper Battery Cable - 2 AWG
$5.80 - $1,855.09$5.17 - $1,855.09 -
10% off
Ancor Marine Tinned Copper Battery Cable - 4 AWG
$3.88 - $1,465.91$3.49 - $1,465.91 -
11% off
Ancor Marine Tinned Copper Battery Cable - 1/0 AWG
$9.07 - $1,891.78$8.04 - $1,891.78 -
9% off
Ancor Marine Tinned Copper Battery Cable - 6 AWG
$2.91 - $233.29$2.63 - $233.29 -
Ancor Marine Tinned Copper Battery Cable - 3/0 AWG
$676.12 - $1,945.33 -
9% off
Ancor Marine Battery Cable Assembly with Lugs
$26.99 - $51.34$24.36 - $51.34 -
NOCO Commercial Marine Grade Battery Box - Group 8D Battery - HM484
$210.81 -
Blue Sea Systems Dual PowerPost Cable Connectors
$34.42 -
Seachoice Tinned Copper Battery Cable Terminals
$9.97 - $222.38 -
NOCO Group 24 Battery Box - BG24
$23.16 -
Victron Energy Smart BatteryProtect - 6-35V DC
$81.39 - $159.63 -
Victron Energy Lynx Smart Battery Management System
$1,368.95 - $1,616.46 -
Blue Sea Systems CableCap Stud Insulators
$6.24 - $9.30 -
Blue Sea Systems Powerpost Cable Connector
$22.06 - $23.47 -
NOCO Group 24 - 31 Battery Box - BG31
$24.61 -
Ancor Tinned Brass Battery Terminal Set - 260322
$50.37 -
NOCO Group 27 Battery Box - BG27
$23.17 -
Attwood PowerGuard Battery Box
$16.42 - $26.07 -
Victron Energy LiFePO4 VE.Bus BMS V2 Battery - 12-48V DC - BMS300200200
$236.56 -
NOCO Commercial Marine Grade Battery Box - Group 4D Battery - HM408
$203.76 -
Moeller Marine Grade Molded Plastic Battery Tray - Group 24 Battery - 042215
$28.77 -
Moeller Marine Grade Molded Plastic Battery Tray - Group 27 Battery - 042232
$38.31 -
Attwood Heavy-Duty Battery Tray
$21.42 - $28.23 -
NOCO Group U1 Battery Box - BGU1
$18.93 -
Ancor Tinned Copper Bonded Cable
$85.10 - $512.16 -
T-H Marine Optima Battery Tray - NBH-31-SSC-OPT
$45.70 -
Moeller Marine Grade Molded Plastic Battery Tray - Group 29 or 31 Battery - 042216
$40.08 -
Blue Sea Systems Dual Post I/O Cable Caps - 4018
$12.77 -
9% offBlue Sea Systems Powerpost Plus Cable Connector
$38.65 - $40.06$36.12 - $40.06 -
Ancor Lead Battery Terminal Set - 260325
$15.34 -
Seachoice Dual Battery Tray with Poly Strap - 22046
$39.81 -
Sierra Marine Rated Battery Fuse Mounting Bar - FS84240
$38.65 -
Sierra Battery Cable
$22.11 - $85.20 -
Seachoice Battery Box
$30.10 - $36.81 -
Megaware BatteryGuard Shock Absorber Pad - 40131
$30.70 -
T-H Marine Dual Battery Holder Tray with Poly Strap - DBH-27P-DP
$47.13 -
NOCO Marine Grade Plastic Battery Tray - Group 24 Battery - BT24
$9.99 -
NOCO Marine Grade Plastic Battery Tray - Group 27 or 31 Battery - BT27
$10.38 -
Blue Sea Systems Stud Mount Insulating Boots (2-Pack) - 4000
$9.71 -
Blue Sea Systems Mini Powerpost Cable Connector
$15.09 -
Attwood Heavy-Duty Adjustable Battery Tray
$17.08 -
NOCO Group 31 Battery Tray - BT31
$11.86 -
Noco Group 24 Battery Box Strap - 48" - BS48
$10.27 -
Seachoice Motorwell Boot
$13.24 - $18.39 -
Seachoice Post Top Style Battery Terminal
$11.07 - $12.77 -
Sea-Dog Battery Terminal Covers (2-Pack)
$10.95 - $12.37