Welcome to Defender Canada! 
Deals
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9% off
Fireboy Propane Fume Detector with 1 Sensor and Solenoid
$567.06 - $590.44$510.42 - $531.45 -
14% off
Fireboy CMD6 Marine Carbon Monoxide Alarm with Internal Battery
$199.14$169.36 -
9% offFireboy ES 3-Circuit Automatic Engine Shutdown System
$580.20$522.24 -
9% offFireboy Propane Fume Detector with 2 Sensors and Solenoid
$809.44 - $819.66$728.56 - $737.76 -
9% offFireboy Manual Discharge Cable Kit
$168.50 - $416.71$151.71 - $375.10 -
14% off
Fireboy CMD6 Marine Carbon Monoxide Alarm
$204.98$174.32 -
9% offFireboy LPG Propane Gas Solenoid Valve
$137.82 - $152.42$124.10 - $137.24 -
9% off
Fireboy Propane Fume Detector with 1 Sensor
$475.08 - $486.76$427.63 - $438.15 -
Maretron NMEA 2000 Tank Level Monitor - TLM100-01
$302.95 -
Maretron Ultrasonic Wind and Weather Station - WSO200
$721.84 -
9% off
Fireboy Single Channel Propane Fume Detector with 1 Sensor
$463.40 - $475.08$417.12 - $427.63 -
9% offFireboy Propane Fume Detector with 2 Sensors - Auto Shut-off - P-2BNV-R
$682.40$614.22 -
9% off
Fireboy Engine Shutdown System Helm Display
$240.02 - $251.70$216.08 - $226.59 -
Maretron Pressure Transducer - PTS-0-1.5PSI-02
$398.67 -
Maretron Micro Double-Ended Cordset
$33.87 - $67.16 -
Maretron Fluid Pressure Monitor - FPM100-01
$558.16 -
Maretron Fuel Flow Sensor
$688.55 - $1,588.73 -
14% off
Fireboy CMD6 Marine Carbon Monoxide Alarm with Internal Battery/Relay & Interconnect
$193.30$164.40 -
9% offFireboy Single Station Smoke Alarm - FG250RV
$38.54$34.75 -
9% off
Maretron Mid Double-Ended Cordset
$37.08 - $80.90$37.08 - $76.89 -
9% off
Fireboy 1 Channel Gasoline Fume Detector
$450.26 - $463.40$405.30 - $417.12 -
Maretron Submersible Pressure Transducer
$455.52 - $598.38 -
Maretron J1939 to NMEA 2000 Gateway - J2K100-01
$466.62 -
Maretron NMEA 2000/USB Gateway - USB100-01
$255.79 -
Maretron Fuel Flow Monitor - FFM100-01
$524.87 -
9% off
Fireboy Remote Audible Discharge Alarm
$228.34 - $240.02$205.57 - $216.08 -
9% offFireboy 2 Channel Gasoline Fume Detector with Blower Control
$819.64 - $841.54$737.74 - $757.45 -
Maretron Depth/Speed/Temperature Retractable Smart Triducer - DST110-01
$606.70 -
9% off
Fireboy Propane/CNG Control with Solenoid Valve
$292.58 - $371.42$263.38 - $334.34 -
9% offFireboy Methane Fume Detector LED Display
$956.88 - $1,070.76$861.25 - $963.75 -
Maretron Internet Protocol Gateway - IPG100-01
$888.26 -
Maretron Network Bus Extender - NBE100-01
$430.55 -
Maretron Micro Multi Port Box - CM-CF-4
$126.80 -
9% off
Fireboy Propane Gas and Gasoline Sensor
$200.62 - $280.90$180.61 - $252.87 -
14% off
Fireboy CMD6 Marine Carbon Monoxide Alarm Interconnect
$221.04$187.97 -
Maretron Micro/Mid Field Attachable Connector - Male - FA-CM-ST
$25.75 -
Maretron Solid-State Rate/Gyro Compass - SSC300-01
$501.29 -
Maretron Direct Current Relay Module - DCR100-01
$474.94 -
Maretron NMEA Mid Single Ended Cordset - DF-DB1-25.0
$204.51 -
9% off
Fireboy ES 8-Circuit Automatic Engine Shutdown System
$813.82$732.49 -
9% offFireboy FS-X01 Propane Gas and Gasoline Sensor Extension Cable
$61.90 - $155.36$55.77 - $139.88 -
Maretron Exhaust Gas Temperature (EGT) Probe Sensor - TP-EGT-1
$210.02 -
Maretron GPS Antenna/Receiver - GPS200-01
$363.98 -
Maretron Mini Powertap with Fuses - NF-NM4P-NF
$320.98 -
9% off
Fireboy ES 5-Circuit Automatic Engine Shutdown System
$673.66$606.35 -
Maretron Female Micro/Mid Field Attachable Connector - FA-CF-ST
$25.75 -
Maretron NMEA 2000 Micro Tee Connector - CM-CF-CF
$32.48 -
Maretron Pressure Transducer - PT-0-5000PSI-01
$286.31