Welcome to Defender Canada! 
Deals
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$22.19 - $64.82$22.19 - $64.82 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$61.90 - $245.86$55.77 - $245.86 -
9% offBlue Sea Systems ANL Fuse
$37.08 - $69.20$37.08 - $69.20 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$101.32 - $165.56$101.32 - $165.56 -
14% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$34.16 - $67.74$34.16 - $67.74 -
9% offMaptech Chartkit - The Bahamas to Crooked Island Passage - R09-07
$218.15$196.40 -
9% offMaptech Chartkit - Florida East Coast - R07-17
$218.15$196.40 -
9% offMaptech ChartKit - Block Island, RI to The Canadian Border - 18th Edition - R02-18
$218.15$196.40 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$472.16$425.01 -
9% offMaptech Chartkit - Norfolk Va. to Florida and the Intracoastal Waterway - R06-15
$218.15$196.40 -
9% offMaptech Embassy Cruising Guide: New England Coast - 16th Edition - CGNEC-16
$72.12$64.97 -
14% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.78 - $72.12$7.07 - $72.12 -
9% offMaptech Waterproof Chartbook - Long Island Sound - WPB0325-06
$86.72$78.11 -
9% offMaptech Chartkit - New York to Nantucket to Cape May, New Jersey - 18th Edition - R03-18
$199.17$179.31 -
9% offMaptech ChartKit - Florida West Coast and the Keys - 17th Edition - R08-17
$197.70$177.99 -
19% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$61.90 - $75.04$55.77 - $75.04 -
9% offMaptech Folding Waterproof Chart - Long Island Sound - WPC001-10
$42.92$38.69 -
19% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$13.67 - $26.51$13.46 - $26.51 -
9% offMaptech ChartKit - Chesapeake and Delaware Bays - R04-15
$199.17$179.31 -
9% offMaptech Chartbook & Cruising Guide - Lake Michigan - LM11
$136.38$122.80 -
9% offMaptech Chartbook & Cruising Guide - Lake Superior - LS4
$136.38$122.81 -
9% offMaptech Waterproof Chartbook - Buzzards Bay, South Cape & the Islands - WPB0310-01
$96.94$87.31 -
9% offMaptech Waterproof Chartbook - Casco Bay to Camden - WPB0220-03
$95.48$85.99 -
9% offMaptech Chartbook & Cruising Guide - Lake Erie - LE7
$171.42$154.34 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$114.46 - $169.94$91.69 - $169.94 -
9% offMaptech Folding Waterproof Chart - Fishers Island to Block Island - WPC086-02
$41.46$37.38 -
9% offMaptech Waterproof Chartbook - Cape Cod Canal to Casco Bay - WPB0245-01
$95.48$85.99 -
9% offMaptech Waterproof Chartbook - Penobscot Bay to Mount Desert Island - WPB0210-03
$96.94$87.31 -
9% offMaptech Chartbook & Cruising Guide - Hudson River and Adjacent Waterways - HR3
$136.38$122.81 -
9% offMaptech Waterproof Chartbook - Upper Chesapeake Bay - 2nd Edition - WPB0430-02
$110.10$99.15 -
9% offBlue Sea Water-Resistant Accessory Panel - 4366
$123.22$110.96 -
9% offMaptech Embassy Cruising Guide: Long Island Sound to Cape May, NJ - 20th Edition - CGLIS-20
$73.53$66.24 -
9% offMaptech Folding Waterproof Chart - Narragansett Bay - WPC018-05
$42.92$38.69 -
28% off
Blue Sea Systems MIDI/AMI Fuses
$10.10 - $12.38$7.24 - $12.38 -
9% offMaptech Folding Waterproof Chart - Eastern Connecticut - WPC017-03
$41.46$37.38 -
9% offMaptech Waterproof Chartbook - San Juan Islands - WPB1510-04
$95.48$85.99 -
9% offBlue Sea Systems DC Analog Ammeter
$50.22 - $115.92$45.26 - $115.92 -
9% offMaptech Waterproof Chartbook - New Jersey Coast - WPB0360-04
$95.48$85.99 -
9% offMaptech Folding Waterproof Chart - Block Island to Nantucket - WPC019-05
$41.46$37.38 -
9% offMaptech Waterproof Chartbook - Lower Chesapeake Bay - WPB0440-01
$99.88$89.95 -
9% offMaptech Waterproof Chartbook - Florida Keys - WPB0755-01
$82.34$74.17 -
9% offMaptech Folding Waterproof Chart - Connecticut River - WPC002-08
$41.46$37.38 -
29% offBlue Sea Systems AGC Fuses
$4.06 - $13.52$2.85 - $13.52 -
9% offMaptech ChartKit - The Virgin Islands and Puerto Rico - R10-07
$136.38$122.81 -
9% offMaptech ChartKit - New Orleans to Panama City, FL - R16-04
$218.14$196.39 -
9% offMaptech Waterproof Chartbook - Puget Sound - WPB1520-04
$95.48$85.99 -
9% offMaptech Waterproof Chartbook - San Francisco Bay and the Delta - WPB1210-03
$95.48$85.99 -
9% offMaptech Waterproof Vinyl Cover with Zipper Closure - ZIPROLL
$35.62$32.12