Welcome to Defender Canada! 
Monitors & Meters
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Blue Sea Systems M2 Vessel Systems Monitor - 1850
$447.21 -
Blue Sea Systems M2 AC Multimeter - 1838
$423.41 -
Maretron Direct Current Relay Module - DCR100-01
$498.98 -
Blue Sea Systems DC Digital Mulitimeter - 8248
$363.18 -
Blue Sea Systems Mini OLED Temperature Monitor
$90.18 - $91.58 -
Blue Sea Systems DC Digital Ammeter - 8236
$284.78 -
Blue Sea Systems M2 DC Ammeter - 1832
$401.01 -
Blue Sea Systems Mini OLED DC Voltmeter
$64.98 - $66.38 -
Blue Sea Systems AC Digital Ammeter - 8238
$339.38 -
Blue Sea Systems Mini OLED Digital DC Ammeter
$127.98 - $130.78 -
9% offBlue Sea Systems DC Analog Ammeter
$48.18 - $116.78$43.42 - $116.78 -
Maretron NMEA 2000 DC Monitor - DCM100-01
$693.60 -
Maretron DC Electrical Current Transducer with Cable - LEMHTA200-S
$150.38 -
Maretron Ring/Under Bolt Temperature Probe Sensor - TR3K
$46.78 -
Blue Sea Systems AC Digital Frequency Meter - 8239
$280.58 -
Blue Sea Systems DC Shunt Shifter - 8242
$87.38 -
Blue Sea Systems Battery Temperature Sensor - 1820
$23.74 -
Maretron AC Electrical Current Transducer with Cable - M000630
$105.58 -
Blue Sea Systems M2 AC Ammeter - 1836
$364.61 -
Blue Sea Systems AC Current Transformer - 8256
$31.38 -
Blue Sea Systems Analog Meter Shunt
$57.98 - $90.18 -
Blue Sea Systems AC Analog Ammeter - 9630
$74.78 -
Blue Sea Systems AC Digital Multimeter - 8247
$395.38 -
Blue Sea Systems Analog/Digital Meter Mounting Panel - 8013
$46.78 -
Blue Sea Systems Analog/Digital Meter Mounting Panel - 1475
$67.78 -
Blue Sea Systems M2 OLED Digital Temperature Monitor - 1841
$434.61 -
9% offMaretron Battery Voltage Sense/Power Cable - FC01
$53.78$48.46 -
Blue Sea Systems M2 DC Multimeter with SoC - 1830
$401.01 -
Blue Sea Systems AC Current Transformer - 8073
$32.78 -
Blue Sea Systems Micro Analog AC Ammeter with Coil - 8246
$85.98 -
Blue Sea Systems DC Analog Ammeter with Shunt
$102.78 -
Maretron Current Loop Monitor - CLM100-01
$602.58 -
9% offMaretron NMEA 2000 AC Monitor - ACM100-01
$543.78$489.46 -
Blue Sea Systems AC Current Transformer - 1829
$44.01 -
Blue Sea Systems AC Current Transformer - 8257
$35.58 -
Blue Sea Systems AC Analog Ammeter - 8258
$76.18 -
Siren Marine Wireless Battery Sensor for Siren 3 - SM-WLS3-BATT-917
$195.32