Welcome to Defender Canada! 
Spring Mega Sale
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14% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$24.07 - $76.72$20.55 - $76.72 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$79.54 - $293.86$71.65 - $293.86 -
Water Witch Submersible Electronic Bilge Pump Switch 101
$68.26 - $78.13 -
13% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.54 - $80.95$6.49 - $80.95 -
9% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$40.06 - $79.54$40.06 - $79.54 -
Water Witch Submersible Electronic Bilge Pump Switch
$97.87 - $109.15 -
11% offBlue Sea C-Series Flat Rocker Circuit Breaker
$68.26 - $255.79$68.26 - $255.79 -
19% offBlue Sea Systems ATO/ATC Fuses
$4.50 - $30.19$4.50 - $28.78 -
9% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$64.03 - $97.87$57.69 - $97.87 -
9% offBlue Sea Systems AGC Fuses
$5.73 - $17.94$5.73 - $17.94 -
9% offMarinco Guest Charge Pro On-Board Battery Charger - 15A - 2713A
$274.17$246.82 -
Blue Sea Marine-Grade Short Stop DC Circuit Breakers
$19.15 -
Seachoice Universal Float Switch
$25.77 - $28.80 -
Newmar Circuit Breaker with Black Throw
$86.59 - $97.87 -
Blue Sea Systems A-Series Restricted Off Flat Rocket Circuit Breaker
$44.29 - $45.70 -
Marinco Heavy-Duty Extension Cord - 15A
$45.73 - $90.87 -
9% offBlue Sea Systems easyID ATC Fuses
$12.22$11.06 - $12.33 -
Marinco Locking and Lighted Extension Cord - 15A
$30.21 - $51.38 -
19% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$14.35 - $17.55$11.93 - $17.54 -
Attwood S3 Series Automatic Bilge Switch - 4801-7
$58.39 -
Seachoice ATC Blade Fuse
$5.94 - $88.00 -
47% offWhitecap Push Button Thermal AC/DC Circuit Breaker
$7.90 - $13.27$6.93 - $9.66 -
33% offBlue Sea Systems ATM Fuses
$3.98 - $5.05$2.67 - $5.05 -
Marinco Lighted Extension Cord - 15A
$28.80 - $48.56 -
Seachoice Mini Push to Reset Circuit Breaker
$8.85 - $10.67 -
Blue Sea Systems MDL Fuses
$7.03 - $10.02 -
Seachoice Circuit Breaker
$9.55 -
9% offDolphin Charger PROLITE Battery Charger
$408.11 - $522.33$367.37 - $470.16 -
Blue Sea Systems COTS Military Grade A-Series Circuit Breaker
$148.63 -
Sierra Mercury Outboard Stator - 18-5860
$315.04