Welcome to Defender Canada! 
Batteries & Accessories
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9% offMarinco Battery Direct Connect - 12VTR
$28.59$25.79 -
NOCO Group 24 - 31 Battery Box - BG31
$24.58 -
9% off
Ancor Marine Battery Cable Assembly with Lugs
$26.99 - $51.34$24.36 - $46.27 -
Seachoice Battery Tray with Strap and Stainless Steel Buckle
$23.65 - $31.60 -
NOCO Marine Grade Snap-Top Battery Box - Single 6V Battery - HM306BK
$23.19 -
NOCO Group 27 Battery Box - BG27
$23.17 -
NOCO Group 24 Battery Box - BG24
$23.16 -
Ancor Tinned Copper Flat Signal Cable
$22.51 - $71.10 -
Seachoice Battery Terminal - 13661
$22.45 -
Blue Sea Systems Powerpost Cable Connector
$22.06 - $23.47 -
Seachoice Battery Tray for Optima 27/31 - 21951
$21.97 -
Sierra Battery Cable
$21.49 - $97.89 -
NOCO 12V Plug with Battery Clamps - GC017
$20.91 -
Seachoice Battery Tray
$20.55 - $23.84 -
NOCO Single Battery Box - 6V - BG6V
$20.34 -
Attwood Heavy-Duty Battery Tray
$19.22 - $25.28 -
NOCO Group U1 Battery Box - BGU1
$18.93 -
T-H Marine Battery Hold Down Tray
$18.87 -
Seachoice Battery Tray with Strap
$18.51 - $21.31 -
NOCO 12V Plug with Eyelets - GC018
$17.83 -
Ancor Tinned Brass Battery Terminal
$17.63 - $20.39 -
NOCO Battery Treatment Kit Step 2 - MC101
$17.18 -
Sea-Dog Heavy Duty Battery Box Strap - 415082-1
$16.50 -
Blue Sea Systems Dual Entry Cable Cap
$16.46 -
Attwood Heavy-Duty Adjustable Battery Tray
$16.38 -
9% off
Ancor Marine Tinned Copper Battery Cable - 4/0 AWG
$16.32 - $3,232.66$16.32 - $3,232.66 -
Seachoice Battery Terminal - Clamp Style
$15.92 - $37.24 -
Attwood PowerGuard Battery Box
$15.76 - $24.95 -
Sea-Dog Battery Terminal Wing Nut - 415210-1
$15.23 -
Blue Sea Systems Mini Powerpost Cable Connector
$15.09 -
NOCO Battery Box Strap - 48" - BS48R
$14.68 -
Ancor Lead Battery Terminal Set - 260325
$14.37 -
Attwood Low Profile Adjustable Battery Tray
$13.68 - $14.80 -
Blue Sea Systems Dual Post I/O Cable Caps - 4018
$12.77 -
Attwood Battery Tray with Straps
$12.75 - $13.30 -
Seachoice Motorwell Boot
$12.41 - $17.22 -
NOCO Group 31 Battery Tray - BT31
$11.86 -
Blue Sea Systems Rotating CableCap Insulators - 4001
$11.34 -
Seachoice Clamp Style Coated Battery Terminal
$11.15 - $12.13 -
Seachoice Post Top Style Battery Terminal
$11.07 - $12.77 -
Sea-Dog Battery Terminal Covers (2-Pack)
$10.95 - $12.37 -
9% off
Ancor Marine Tinned Copper Battery Cable - 2/0 AWG
$10.81 - $1,781.80$10.81 - $1,781.80 -
Blue Sea Systems Standard Cable Caps
$10.57 -
NOCO Marine Grade Plastic Battery Tray - Group 27 or 31 Battery - BT27
$10.38 -
Blue Sea Systems Straight Terminal Cable Caps
$10.20 - $11.60 -
Seachoice Battery Terminal Wing Nut
$10.14 - $49.93 -
NOCO Marine Grade Plastic Battery Tray - Group 24 Battery - BT24
$9.99 -
Seachoice Battery Terminal Cover (2-Pack)
$9.88 - $10.98