Welcome to Defender Canada! 
Monitors & Meters
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Victron Energy VE.Direct Cable
$20.45 - $30.38 -
9% offBlue Sea Systems Battery Temperature Sensor - 1820
$25.11$22.66 -
Victron Energy GX Touch 50 Wall Mount - BPP900465050
$22.94 -
Victron Energy Smart BMS CL 12/100 to MultiPlus Cable - ASS070200100
$25.42 -
Victron Energy GX Touch 50 Protection Cover - BPP900462050
$28.13 -
Victron Energy GX Touch 70 Protection Cover - BPP900462070
$28.27 -
Victron Energy Quattro MultiPlus & GX Temperature Sensor - ASS000001000
$30.38 -
Victron Energy GX Touch 70 Wall Mount - BPP900465070
$30.38 -
9% offBlue Sea Systems AC Current Transformer - 8256
$34.16$30.81 -
9% offBlue Sea Systems AC Current Transformer - 8073
$34.16$30.81 -
9% offBlue Sea Systems AC Current Transformer - 8257
$37.08$33.43 -
Victron Energy BMV/MPPT Control Wall Surface Mount - ASS050500000
$34.11 -
Victron Energy CCGX Wi-Fi Module Simple Nano USB - BPP900100200
$35.62 -
Victron Energy GX Touch 50 Adapter for CCGX Cut-Out - BPP900460050
$36.59 -
Victron Energy GX Panel Wall Mount Enclosure - ASS050300010
$37.03 -
61% offOceanic Systems 3412 DC Current Transformer 0-200A
$95.50$37.11 -
9% offAqualarm Engine Overheat Detector - 212A - 20118
$42.92$38.69 -
Victron Energy BMV Monitor Replacement Shunt
$39.07 - $196.20 -
9% offBlue Sea Systems Analog/Digital Meter Mounting Panel - 8013
$47.30$42.63 -
9% offBlue Sea Systems AC Current Transformer - 1829
$47.33$42.66 -
Victron Energy BMV 702/712 Shunt PCB - 500A - SPR00053
$42.79 -
Maretron Ring/Under Bolt Temperature Probe Sensor - TR3K
$44.97 -
9% offBlue Sea Systems DC Analog Ammeter
$50.22 - $115.92$45.26 - $104.39 -
Victron Energy BMV-712 Smart & BMV-702 Temperature Sensor - ASS000100000
$46.52 -
9% offWhitecap Dual Bank Battery Meter with Rocker Switch - S-3316
$51.68$46.57 -
9% offMaretron Battery Voltage Sense/Power Cable - FC01
$56.06$50.52 -
9% offBlue Sea Systems Analog Meter Shunt
$57.52 - $89.64$51.83 - $80.74 -
Victron Energy Color Control GX & MPPT Control Wall Mount Enclosure - ASS050600000
$55.20 -
Victron Energy Current Transformer
$56.01 -
Victron Energy Smart Battery Sense Voltage and Temperature Sensor - SBS050150200
$57.68 -
9% offBlue Sea Systems Analog/Digital Meter Mounting Panel - 1475
$66.28$59.71 -
9% off
Blue Sea Systems Mini OLED DC Voltmeter
$69.20 - $70.66$62.34 - $63.66 -
9% offAqualarm Low Battery Monitor with Detector - 20291
$73.58$66.28 -
9% offBlue Sea Systems AC Analog Ammeter - 9630
$73.58$66.28 -
9% offBlue Sea Systems AC Analog Ammeter - 8258
$75.04$67.60 -
Victron Energy AC Current Sensor - CSE000100000
$74.99 -
9% offAqualarm Wet Exhaust Overheat Alarm Kit
$83.80 - $130.52$75.48 - $117.53 -
9% offBlue Sea Systems Micro Analog AC Ammeter with Coil - 8246
$85.26$76.80 -
9% offBlue Sea Systems DC Shunt Shifter - 8242
$86.72$78.11 -
9% off
Blue Sea Systems Mini OLED Temperature Monitor
$88.18 - $89.64$79.42 - $80.74 -
Balmar SmartLink Optional Bluetooth Gateway Tether - SG2-0300
$80.88 -
Victron Energy Battery Alarm GX - BPA000100010R
$84.99 -
9% offXantrex Temperature Sensor Kit - 854-2022-01
$98.40$88.62 -
Balmar SmartLink Com Cable - SG2-0400
$89.64 -
9% offBlue Sea Systems DC Analog Ammeter with Shunt
$101.32$91.25 -
Maretron AC Electrical Current Transducer with Cable - M000630
$99.06 -
Victron Energy Bluetooth SmartShunt Battery Shunt
$104.84 - $330.74 -
9% offAqualarm Barbed Water Flow Detector
$126.14 - $136.38$113.59 - $122.80