Welcome to Defender Canada! 
Deals
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19% off
Blue Sea Systems A-Series Toggle Circuit Breaker
$21.30 - $77.58$21.30 - $77.58 -
9% off
Blue Sea Systems C-Series Toggle Circuit Breaker
$59.38 - $291.78$53.50 - $291.78 -
9% offBlue Sea Systems ANL Fuse
$36.98 - $67.78$33.34 - $67.78 -
9% off
Imtra Chain Markers
$22.07$19.93 - $22.07 -
9% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$111.18 - $162.98$100.12 - $162.98 -
9% offBlue Sea A-Series ELCI Main Residual Current Toggle Circuit Breaker - 3106 100
$472.38$425.20 -
8% offBlue Sea Systems ATO/ATC Fuses
$3.89 - $29.98$3.57 - $29.98 -
9% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.49 - $69.18$6.80 - $69.18 -
9% offBlue Sea Systems Common BusBar - 150A
$24.20 - $43.98$24.20 - $43.98 -
9% offBlue Sea Systems 285-Series Circuit Breaker Panel Mount
$70.58 - $80.38$63.58 - $80.38 -
9% offMTI Industries Safe-T-Alert FX-4 Marine Carbon Monoxide Alarm
$116.78 - $185.38$105.16 - $166.90 -
14% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$13.13 - $34.18$12.93 - $34.18 -
19% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$109.78 - $197.98$87.94 - $197.98 -
9% off
MTI Industries Safe-T-Alert 62 Series Marine Carbon Monoxide Alarm
$115.38 - $153.18$103.90 - $137.92 -
9% offBlue Sea A-Series ELCI Main Residual Current Flat Rocker Circuit Breaker - 3102100
$452.78$407.56 -
9% off
MTI Industries Safe-T-Alert SA-339 Sealed Battery Carbon Monoxide Alarm
$101.38 - $111.18$91.30 - $100.12 -
9% off
MTI Industries Safe-T-Alert SA-340 Sealed Battery Carbon Monoxide Alarm
$101.38$91.30 -
9% offMTI Industries High Bilge Water Alarm - SA-1000XL
$81.80$73.68 -
19% off
Imtra Flexible LED Strip Tape - 8'
$71.98 - $119.58$58.42 - $96.36 -
9% offBlue Sea Systems DC Analog Ammeter
$48.18 - $141.98$43.42 - $141.98 -
29% offBlue Sea Systems AGC Fuses
$3.92 - $17.82$2.75 - $17.82 -
13% offBlue Sea Systems MAXI Fuses
$5.22 - $8.87$5.22 - $8.87 -
28% off
Blue Sea Systems MIDI/AMI Fuses
$9.71 - $11.70$6.97 - $11.70 -
9% offBlue Sea Systems Mini Clamp Multimeter - 8110
$256.78$231.16 -
9% off
MTI Industries Safe-T-Alert 25 Series Dual Carbon Monoxide/Propane Alarm
$126.58 - $300.18$113.98 - $270.22 -
9% offBlue Sea Systems HD-Series Selector Battery Switch
$141.98 - $161.58$127.84 - $161.58 -
9% offMTI Industries Safe-T-Alert Marine Gas Fume/Fire/Bilge Water Alarm - MGD-1XL
$147.58$132.88 -
9% off
MTI Industries Safe-T-Alert 30 Series Propane Alarm
$95.78 - $97.18$86.26 - $87.52 -
9% offBlue Sea Systems Backlit Push Button Switch
$80.38$72.40 - $80.38 -
9% off
Imtra Flexible LED Strip Tape - 4'
$56.58$50.98 - $56.58 -
13% off
Blue Sea Systems Push Button Reset-Only Circuit Breaker Boots
$6.39 - $7.23$5.53 - $7.23 -
9% off
Imtra Flexible LED Strip Tape - 16'
$175.58 - $176.98$159.34 - $176.98 -
14% offBlue Sea Marine-Grade Short Stop DC Circuit Breakers
$11.67 - $19.37$10.01 - $19.37 -
9% off
MTI Industries Safe-T-Alert 20 Series Propane Alarm
$87.38$78.70 -
9% off
MTI Industries Safe-T-Alert 35 Series Dual Carbon Monoxide/Propane Alarm
$153.18 - $281.98$137.92 - $253.84 -
9% off
MTI Industries Safe-T-Alert 85 Series Dual Carbon Monoxide/Propane Alarm
$109.78 - $112.58$98.86 - $101.38 -
33% offBlue Sea ATO/ATC-Style Low Profile Circuit Breakers
$13.24 - $16.73$10.63 - $16.73 -
29% offBlue Sea Systems ATM Fuses
$3.96 - $5.02$2.82 - $5.02 -
19% offBlue Sea Water-Resistant Accessory Panel - 4368
$199.38$159.62 -
9% off
Imtra F-28 LED Bi-Color Utility Light
$155.98 - $174.18$140.44 - $174.18 -
9% off
MTI Industries Safe-T-Alert 45 Series Dual Carbon Monoxide/Propane Alarm
$127.98 - $157.38$115.24 - $141.70 -
14% offBlue Sea Systems 360 Series LED Voltage Conversion Kit - 4113
$11.92$10.23 -
9% offBlue Sea Systems Push-Button Panel Switch with Momentary On - 8200
$10.85$9.82 -
9% offBlue Sea Water-Resistant Accessory Panel - 4365
$102.78$92.56 -
9% offImtra Blue "Mini" G4 LED Replacement Bulb - ILSPG4-09B
$15.75$14.23 -
9% offImtra Thermal Windlass Circuit Breaker
$214.78$193.36 - $214.78 -
19% offBlue Sea Systems Powerpost Plus Cable Connector
$38.38 - $39.78$30.82 - $39.78 -
13% offBlue Sea Systems Mounting Bracket for 12V Socket - 1014
$6.80$5.88