Welcome to Defender Canada! 
Deals
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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 -
9% offBlue Sea Systems Class T Fuse
$95.05 - $116.20$85.61 - $116.20 -
9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm with Internal Battery
$209.26$188.40 -
14% offBlue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker
$147.22 - $195.16$126.43 - $195.16 -
9% offFireboy Manual Discharge Cable Kit
$178.26 - $434.89$160.50 - $391.46 -
9% offBlue Sea Systems A-Series Flat Rocker Circuit Breaker
$40.06 - $80.95$40.06 - $80.95 -
19% offBlue Sea Systems ANL Fuse
$44.29 - $83.77$39.92 - $83.77 -
9% offBlue Sea Systems ST Blade 12-Fuse Block with Common Negative Bus
$88.00 - $102.10$88.00 - $91.95 -
9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm
$214.90$193.47 -
9% offFireboy LPG Propane Gas Solenoid Valve
$151.45 - $165.55$136.37 - $149.06 -
9% offFireboy 2-Channel Gasoline Fume Detector - G-2B-R
$831.07$748.03 -
9% offFireboy ES 3-Circuit Automatic Engine Shutdown System
$623.80$561.48 -
9% off
Fireboy Engine Shutdown System Helm Display
$267.07 - $278.35$240.43 - $250.58 -
14% offBlue Sea Systems 187-Series Thermal Circuit Breaker
$145.81 - $195.16$125.23 - $195.16 -
9% off
Fireboy Propane Fume Detector with 1 Sensor
$505.36 - $527.92$454.89 - $475.19 -
9% off
Fireboy Propane Fume Detector with 1 Sensor and Solenoid
$611.13 - $633.69$550.08 - $570.38 -
13% offBlue Sea Systems Push Button Reset-Only Circuit Breaker
$7.54 - $80.95$6.49 - $80.95 -
9% offBlue Sea Systems ATO/ATC Fuses
$4.50 - $30.19$4.50 - $30.19 -
9% offFireboy 2 Channel Gasoline Fume Detector with Blower Control
$877.60 - $898.75$789.90 - $808.94 -
9% offFireboy Propane Fume Detector with 2 Sensors and Solenoid
$867.75 - $879.03$781.04 - $791.19 -
19% off
Blue Sea Systems Contura III Water Resitant Rocker Switch
$14.92 - $35.83$12.29 - $32.31 -
11% offBlue Sea C-Series Flat Rocker Circuit Breaker
$68.26 - $109.15$68.26 - $96.13 -
9% off
Fireboy 1 Channel Gasoline Fume Detector
$475.75 - $494.08$428.24 - $444.73 -
9% offFireboy Propane Fume Detector with 2 Sensors - Auto Shut-off - P-2BNV-R
$726.73$654.12 -
9% off
Fireboy Single Channel Propane Fume Detector with 1 Sensor
$494.08 - $505.36$444.73 - $454.89 -
9% offBlue Sea Systems Add-A-Battery Kit - 7650
$305.16$274.71 -
9% off
Fireboy ES 8-Circuit Automatic Engine Shutdown System
$871.98$784.84 -
9% off
Fireboy ES 5-Circuit Automatic Engine Shutdown System with Time Delay
$766.23$689.66 -
9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm Interconnect
$240.28$216.31 -
9% off
Fireboy Propane Gas and Gasoline Sensor
$216.33 - $295.27$194.75 - $265.81 -
9% off
Fireboy 1 Channel Gasoline Fume Detector with Blower Control
$516.64 - $563.17$465.04 - $506.92 -
9% off
Blue Sea Systems m-Series Mini Selector Battery Switch
$58.39 - $71.08$58.39 - $64.03 -
9% offFireboy Methane Fume Detector LED Display
$1,017.19 - $1,145.50$915.53 - $1,031.01 -
9% offBlue Sea Systems AGC Fuses
$5.73 - $7.70$5.73 - $7.70 -
9% offBlue Sea Systems Contura II Rocker Switch
$23.03 - $33.01$23.03 - $33.01 -
9% off
Fireboy Propane/CNG Control with Solenoid Valve
$319.24 - $401.02$287.38 - $360.98 -
9% offBlue Sea Systems DC Analog Ammeter
$56.98 - $145.81$56.98 - $145.81 -
9% off
Blue Sea Systems Dash Socket - 12V
$19.17 - $20.76$18.74 -
9% offFireboy Second Station Engine Shutdown System Helm Display - DU-SBH-20-R
$278.35$250.58 -
9% offFireboy FS-X01 Propane Gas and Gasoline Sensor Extension Cable
$66.85 - $165.57$60.23 - $149.07 -
9% off
Blue Sea Systems m-Series Mini Dual Circuit Battery Switch
$88.00$79.26 - $88.00 -
9% offBlue Sea Systems MAXI Fuses
$8.49 - $9.14$7.70 - $9.14 -
9% offBlue Sea System UL-489 Flat Rocker Circuit Breaker
$64.03 - $97.87$57.69 - $97.87 -
9% off
Fireboy Methane Gas Sensor
$283.99 - $401.02$255.65 - $360.98 -
9% off
Fireboy CMD6 Carbon Monoxide Alarm with Internal Battery/Relay & Interconnect
$245.92$221.39 - $245.92 -
9% offFireboy Angled Manual Discharge Cable Adapter - CAA-0285-01
$127.48$114.79 -
9% off
Fireboy Remote Audible Discharge Alarm
$254.38 - $267.07$229.00 - $240.43