Welcome to Defender Canada! 
Monitors & Meters
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Blue Sea Systems AC Digital Multimeter - 8247
$403.84 -
Blue Sea Systems M2 AC Multimeter - 1838
$433.48 -
Aqualarm Wet Exhaust Overheat Alarm Kit
$76.72 - $120.43 -
Blue Sea Systems M2 DC Multimeter with SoC - 1830
$410.92 -
Blue Sea Systems M2 Vessel Systems Monitor - 1850
$529.36 -
Blue Sea Systems Mini OLED Temperature Monitor
$106.33 -
Blue Sea Systems AC Digital Ammeter - 8238
$347.44 -
Blue Sea Systems DC Digital Ammeter - 8236
$291.04 -
Blue Sea Systems Mini OLED DC Voltmeter
$73.90 -
Up to 9% offBlue Sea Systems DC Analog Ammeter
$56.98 - $145.81 -
Blue Sea Systems Analog Meter Shunt
$64.03 - $100.69 -
Aqualarm Barbed Water Flow Detector
$116.20 - $138.78 -
Blue Sea Systems AC Analog Ammeter - 9630
$82.36 -
Aqualarm Save Your Engine Kit
$137.35 - $138.76 -
Blue Sea Systems M2 DC Ammeter - 1832
$410.92 -
Blue Sea Systems DC Shunt Shifter - 8242
$111.97 -
Blue Sea Systems AC Current Transformer - 8256
$35.83 -
Blue Sea Systems Analog/Digital Meter Mounting Panel - 8013
$51.34 -
Aqualarm Cooling Water Flow Detector - 13209
$116.20 -
Blue Sea Systems DC Digital Mulitimeter - 8248
$371.41 -
Blue Sea Systems Mini OLED Digital DC Ammeter
$142.99 - $144.40 -
Blue Sea Systems AC Analog Ammeter - 8258
$85.18 -
Aqualarm Engine Overheat Detector - 212A - 20118
$40.06 -
Blue Sea Systems Battery Temperature Sensor - 1820
$30.19 -
Blue Sea Systems M2 AC Ammeter - 1836
$372.85 -
Blue Sea Systems Micro Analog AC Ammeter with Coil - 8246
$96.46 -
14% offAqualarm Low Battery Monitor with Detector - 20291
$68.90 -
11% offBlue Sea Systems AC Current Transformer - 1829
$44.04 -
Blue Sea Systems AC Current Transformer - 8073
$35.83 -
Blue Sea Systems AC Digital Frequency Meter - 8239
$286.81 -
Blue Sea Systems AC Current Transformer - 8257
$38.65 -
Blue Sea Systems DC Analog Ammeter with Shunt
$114.79 -
14% offBlue Sea Systems Analog/Digital Meter Mounting Panel - 1475
$72.49