Welcome to Defender Canada! 
Batteries & Accessories
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Seachoice Battery Terminal Cover (2-Pack)
$7.93 - $9.60 -
Seachoice Post Top Style Battery Terminal
$10.63 - $12.02 -
Seachoice Battery Terminal Wing Nut
$9.40 - $46.48 -
Seachoice Battery Tray with Strap and Stainless Steel Buckle
$20.01 -
Seachoice Battery Box
$23.64 - $26.51 -
19% offT-H Marine Battery Hold Down Tray
$18.09$14.58 - $18.09 -
T-H Marine Optima Battery Tray - NBH-31-SSC-OPT
$41.08 -
NOCO Marine Grade Snap-Top Battery Box - Single 6V Battery - HM306BK
$22.24 -
Blue Sea Systems PowerPost Insulator - 4004
$7.05 -
19% offBlue Sea Systems Powerpost Plus Cable Connector
$37.03 - $38.38$29.74 - $38.38 -
Seachoice Battery Clip (2-Pack) - 13651
$6.69 -
Seachoice Battery Terminal - 13661
$17.55 -
Seachoice Battery Tray for Optima 27/31 - 21951
$18.00 -
Seachoice Battery Terminal - Clamp Style
$12.46 - $34.33 -
Seachoice Battery Tray
$16.80 -
Seachoice Battery Tray with Strap
$15.10 -
Sierra Battery Cable
$20.61 - $95.10 -
Cannon Replacement Battery End Cable - 1903017
$54.58 -
T-H Marine LED Battery Tester - BE-EL-51004-DP
$25.14 -
Victron Energy LiFePO4 VE.Bus BMS Battery - 12-48V DC - BMS300200000
$158.95 -
Victron Energy Smart BMS CL 12/100 Battery Management System - BMS110022000
$204.88 -
Victron Energy Smart BMS 12/200 Battery Management System - BMS210055000
$315.05 -
Victron Energy Smart LiFePO4 Battery SmallBMS - BMS400100000
$67.15 -
NOCO Commercial Marine Grade Dual Battery Box - Holds (2) 6V Batteries - HM426
$203.22 -
Todd Marine Grade Battery Box - Group 4D Battery - 10-12000
$201.85 -
Xantrex DC Battery Cables and Fuse
$258.46 - $447.49 -
Attwood Low Profile Adjustable Battery Tray
$13.13 - $14.19 -
NOCO Boost HD Precision Clamps - GBC003
$41.04 -
NOCO XL X-Connect Battery Clamp Connector - GC014
$38.15 -
NOCO 12V Plug with Battery Clamps - GC017
$20.05 -
NOCO 12V Plug with Eyelets - GC018
$17.10 -
NOCO Dual L16 Commercial Grade Battery Box - HM462
$216.64 -
NOCO Single Battery Box - 6V - BG6V
$19.50 -
NOCO GENIUSPRO Battery Clamps with Eyelets
$171.05 - $233.17 -
NOCO Battery Treatment Kit Step 1 & 2 - M401
$29.47 -
NOCO Battery Treatment Kit Step 2 - MC101
$16.47 -
NOCO Battery Corrosion Terminal Protectors - MC303
$4.92 -
Seachoice Premium Battery Tray
$24.94 - $35.70 -
Seachoice Clamp Style Coated Battery Terminal
$11.64 -
Victron Energy Lynx Smart Battery Management System NG
$1,085.02 - $1,446.49 -
12% offXantrex Lithium Ion Battery - 50Ah
$1,118.78 - $1,625.80$974.33 - $1,481.35 -
Battle Born Dragonfly Intelligence Hub
$201.77 -
Battle Born Deep Cycle Battery - Group 24 - BB1275
$876.85 -
Battle Born Smart Deep Cycle Battery - Group 31
$1,214.38 - $1,281.88 -
Battle Born Deep Cycle Battery - Group GC2
$1,011.88 - $1,281.88 -
Battle Born Smart Deep Cycle Battery - Group GC2
$1,214.38 - $1,349.38 -
Battle Born Deep Cycle Battery - Group GC3
$2,902.06 - $3,307.06 -
Battle Born Smart Deep Cycle Battery - Group GC3
$3,104.56 - $3,374.56