Welcome to Defender Canada! 
Monitors & Meters
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14% offBlue Sea Systems DC Analog Ammeter
$48.52 - $145.81$41.33 - $145.81 -
9% offBlue Sea Systems Battery Temperature Sensor - 1820
$30.19$27.23 -
14% offXantrex Battery Monitor Connection Kit - 854-2021-01
$174.03$148.02 -
9% offBlue Sea Systems Analog/Digital Meter Mounting Panel - 1475
$85.18$76.72 -
14% offMaretron Battery Voltage Sense/Power Cable - FC01
$54.16$46.13 -
69% offOceanic Systems 3412 DC Current Transformer 0-200A
$92.25$28.10 -
9% offBlue Sea Systems AC Current Transformer - 1829
$49.96$45.03