Welcome to Defender Canada! 
Batteries & Accessories
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Seachoice Battery Tray for Optima 27/31 - 21951
$25.72 -
Seachoice Premium Battery Tray
$36.80 - $51.89 -
Seachoice Battery Tray with Strap
$19.43 - $22.38 -
Seachoice Battery Tray with Strap and Stainless Steel Buckle
$27.09 - $32.27 -
Megaware BatteryGuard Shock Absorber Pad - 40131
$30.70 -
Sea-Dog PVC Battery Terminal Cover
$4.37 -
Sierra Battery Cable
$22.90 - $89.43 -
6% offT-H Marine Optima Battery Tray - NBH-31-SSC-OPT
$45.70$42.55 -
Cannon Replacement Battery End Cable - 1903017
$69.98 -
Blue Sea Systems PowerPost Insulator - 4004
$7.34 -
9% offBlue Sea Systems Powerpost Plus Cable Connector
$37.24 - $40.06$36.12 - $40.06 -
9% off
Blue Sea Systems Dual Entry Cable Cap
$16.46$15.01 - $16.46 -
Blue Sea Systems Standard Cable Caps
$10.57 -
Seachoice Battery Clip (2-Pack) - 13651
$8.97 -
Seachoice Dual Battery Tray with Poly Strap - 22046
$39.81 -
Seachoice Battery Terminal Wing Nut
$10.65 - $65.46 -
Seachoice Battery Tray
$23.68 - $25.01 -
Seachoice Battery Box
$32.29 - $41.34 -
Seachoice Motorwell Boot
$13.01 - $18.02 -
Seachoice Battery Terminal Cover (2-Pack)
$10.36 - $13.15 -
Seachoice Post Top Style Battery Terminal
$11.07 - $12.56 -
Seachoice Tinned Copper Battery Cable Assembly
$25.88 - $80.95 -
Ancor Lead Battery Terminal
$8.78 - $9.35 -
Sea-Dog Battery Terminal Covers (2-Pack)
$10.95 - $12.37 -
6% offT-H Marine Battery Hold Down Tray
$19.52$18.20 -
6% offT-H Marine Battery Holder Tray with Stainless Buckle
$27.40$25.51 -
14% offMarinco Battery Direct Connect - 12VTR
$28.59$24.40 -
Attwood Heavy-Duty Adjustable Battery Tray
$17.08 -
Attwood Low Profile Adjustable Battery Tray
$14.25 - $15.42 -
Ancor Tinned Brass Battery Terminal
$17.63 - $20.39 -
Ancor Tinned Copper Flat Signal Cable
$24.29 - $76.74 -
Sea-Dog Battery Terminal Cap - 415194-1
$9.19 -
Sea-Dog Battery Box Strap with Brackets
$8.41 - $9.21 -
Todd Marine Grade Battery Box - Group 4D Battery - 10-12000
$212.20 -
Victron Energy LiFePO4 VE.Bus BMS Battery - 12-48V DC - BMS300200000
$177.57 -
Victron Energy Smart BMS CL 12/100 Battery Management System - BMS110022000
$228.89 -
Victron Energy Smart LiFePO4 Battery SmallBMS - BMS400100000
$74.98 -
Victron Energy LiFePO4 VE.Bus BMS V2 Battery - 12-48V DC - BMS300200200
$236.56 -
Xantrex DC Battery Cables and Fuse
$273.68 - $474.37 -
NOCO Commercial Marine Grade Dual Battery Box - Holds (2) 6V Batteries - HM426
$212.22 -
NOCO Boost HD Precision Clamps - GBC003
$42.84 -
NOCO XL X-Connect Battery Clamp Connector - GC014
$39.82 -
NOCO 12V Plug with Battery Clamps - GC017
$22.33 -
NOCO 12V Plug with Eyelets - GC018
$19.03 -
NOCO Dual L16 Commercial Grade Battery Box - HM462
$242.03 -
NOCO Battery Box Strap - 48" - BS48R
$14.68 -
NOCO Group U1 Battery Box - BGU1
$18.93 -
NOCO Single Battery Box - 6V - BG6V
$20.34