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Boating Accessories & Marine Electronics
Boating Accessories & Marine Electronics

Meters & Monitoring

Battery monitors, shunts and meters from Victron Energy, Balmar and ARCO, so you know exactly how much power you have left.

Professional installation available from Mariners Marine. See our installation services or call 732-620-5686. Serving the Jersey Shore and surrounding areas; travel fees may apply.

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Original price $35.93
Original price $35.93 - Original price $35.93
Original price $35.93
Current price $31.99
$31.99 - $31.99
Current price $31.99

Xantrex 25' Network Cable f/SCP Remote Panel [809-0940]

in stock

Standard Cat 5 Cable for SCP Remote Panel - 25'WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is kn...

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Original price $35.93
Original price $35.93 - Original price $35.93
Original price $35.93
Current price $31.99
$31.99 - $31.99
Current price $31.99
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Original price $353.22
Original price $353.22 - Original price $353.22
Original price $353.22
Current price $291.99
$291.99 - $291.99
Current price $291.99

Xantrex LinkLITE Battery Monitor [84-2030-00]

Only 2 left!

LinkLITE Battery MonitorBattery Status At A GlanceThe LinkLITE battery monitor can measure currents up to 1,000Amps. It selectively displays volt...

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Original price $353.22
Original price $353.22 - Original price $353.22
Original price $353.22
Current price $291.99
$291.99 - $291.99
Current price $291.99
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Original price $412.09
Original price $412.09 - Original price $412.09
Original price $412.09
Current price $341.99
$341.99 - $341.99
Current price $341.99

Xantrex LinkPRO Battery Monitor [84-2031-00]

Only 5 left!

LinkPRO Battery MonitorBattery Status At A GlanceDefining the amount of energy available in a battery is a complex task since battery age, dischar...

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Original price $412.09
Original price $412.09 - Original price $412.09
Original price $412.09
Current price $341.99
$341.99 - $341.99
Current price $341.99
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Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $69.99
$69.99 - $69.99
Current price $69.99

Blue Sea 9630 AC Analog Ammeter 0-50 Amperes AC [9630]

Only 4 left!

9630AC Analog Ammeter - 2-3/4" Face, 0-50 Amperes AC Simple 2-wire connection Meter senses and powers from coil slipped over wire to be measured ...

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Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $69.99
$69.99 - $69.99
Current price $69.99
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Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $42.99
$42.99 - $42.99
Current price $42.99

Blue Sea 9354 AC Analog Voltmeter 0-250 Volts AC [9354]

in stock

9354AC Analog Voltmeter - 2-3/4" Face, 0-250 Volts AC Dial Marked in 5 Volt increments Simple 2-wire connection to AC hot and neutral Meter sens...

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Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $42.99
$42.99 - $42.99
Current price $42.99
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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $71.99
$71.99 - $71.99
Current price $71.99

Blue Sea 9233 Analog Meter Shunt 200A/50mV [9233]

in stock

9233Analog Meter Shunt 200A/50mV For us with DC Ammeters For continuous operation, it is recommended that shunts not to be run at more than two-t...

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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $71.99
$71.99 - $71.99
Current price $71.99
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Original price $58.99
Original price $58.99 - Original price $58.99
Original price $58.99
Current price $44.99
$44.99 - $44.99
Current price $44.99

Blue Sea 9230 Analog Meter Shunt 100A/50mV [9230]

in stock

9230Analog Meter Shunt 100A/50mV For use with DC Ammeters For continuous operation, it is recommended that shunts not to be run at more than two-...

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Original price $58.99
Original price $58.99 - Original price $58.99
Original price $58.99
Current price $44.99
$44.99 - $44.99
Current price $44.99
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Original price $58.99
Original price $58.99 - Original price $58.99
Original price $58.99
Current price $44.99
$44.99 - $44.99
Current price $44.99

Blue Sea 9228 Analog Meter Shunt 50A/50mV [9228]

Only 5 left!

9228Analog Meter Shunt 50A/50mV For use with DC Ammeters For continuous operation, it is recommended that shunts not be run at more than two-thir...

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Original price $58.99
Original price $58.99 - Original price $58.99
Original price $58.99
Current price $44.99
$44.99 - $44.99
Current price $44.99
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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $71.99
$71.99 - $71.99
Current price $71.99

Blue Sea 8258 AC Analog Ammeter - 2-3/4" Face, 0-100 Amperes AC [8258]

in stock

AC Analog Ammeter Simple 2-wire connection Meter senses and powers from coil slipped over wire to be measured Includes AC current transformer B...

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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $71.99
$71.99 - $71.99
Current price $71.99
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Original price $35.99
Original price $35.99 - Original price $35.99
Original price $35.99
Current price $27.99
$27.99 - $27.99
Current price $27.99

Blue Sea 8257 AC Current Transformer [8257]

in stock

AC Current TransformerRatio: 100A AC/50mA ACFor use with AC AmmetersWARNING: This product can expose you to chemicals including di(2-ethylhexyl)ph...

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Original price $35.99
Original price $35.99 - Original price $35.99
Original price $35.99
Current price $27.99
$27.99 - $27.99
Current price $27.99
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Original price $36.99
Original price $36.99 - Original price $36.99
Original price $36.99
Current price $28.99
$28.99 - $28.99
Current price $28.99

Blue Sea 8256 AC Current Transformer [8256]

in stock

AC Current TransformerRatio: 150A AC/50mA ACFor use with AC AmmetersWARNING: This product can expose you to chemicals including di(2-ethylhexyl)ph...

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Original price $36.99
Original price $36.99 - Original price $36.99
Original price $36.99
Current price $28.99
$28.99 - $28.99
Current price $28.99
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Original price $92.99
Original price $92.99 - Original price $92.99
Original price $92.99
Current price $70.99
$70.99 - $70.99
Current price $70.99

Blue Sea 8255 Digital Meter Shunt 500A/50mV [8255]

in stock

DC Shunt For use with DC Ammeters For continuous operation, it is recommended that shunts not to be run at more than two-thirds (66%) the rated ...

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Original price $92.99
Original price $92.99 - Original price $92.99
Original price $92.99
Current price $70.99
$70.99 - $70.99
Current price $70.99
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Original price $126.99
Original price $126.99 - Original price $126.99
Original price $126.99
Current price $96.99
$96.99 - $96.99
Current price $96.99

Blue Sea 8253 DC Zero Center Analog Ammeter - 2-3/4" Face, 100-0-100 Amperes DC [8253]

Only 2 left!

DC Zero Center Analog AmmeterShunt Type: External Meters read both discharge and charge current Simple 2-wire connection from shunt - no other p...

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Original price $126.99
Original price $126.99 - Original price $126.99
Original price $126.99
Current price $96.99
$96.99 - $96.99
Current price $96.99
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Original price $294.99
Original price $294.99 - Original price $294.99
Original price $294.99
Current price $223.99
$223.99 - $223.99
Current price $223.99

Blue Sea 8251 DC Digital Voltmeter w/Alarm [8251]

in stock

DC Digital Voltmeter w/ Alarm Displays voltage from 0 to 60 Volts High and low voltage audio and visual alarms 3 levels of display brightness ...

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Original price $294.99
Original price $294.99 - Original price $294.99
Original price $294.99
Current price $223.99
$223.99 - $223.99
Current price $223.99
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Original price $400.99
Original price $400.99 - Original price $400.99
Original price $400.99
Current price $304.99
$304.99 - $304.99
Current price $304.99

Blue Sea 8248 DC Digital Multimeter w/ Alarm [8248]

Only 3 left!

DC Digital Multimeter w/ Alarm Displays amperage from -500 to +500 Amps Displays voltage from 0 to 60 Volts in 0.01 Volt increments High and l...

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Original price $400.99
Original price $400.99 - Original price $400.99
Original price $400.99
Current price $304.99
$304.99 - $304.99
Current price $304.99
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Original price $440.99
Original price $440.99 - Original price $440.99
Original price $440.99
Current price $334.99
$334.99 - $334.99
Current price $334.99

Blue Sea 8247 AC Digital Multimeter with Alarm [8247]

in stock

AC Digital Multimeter with Alarm Displays amperage from 0 to 150 Amps Displays voltage from 80 to 270 Volts Displays power from 0 to 45 Kilowa...

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Original price $440.99
Original price $440.99 - Original price $440.99
Original price $440.99
Current price $334.99
$334.99 - $334.99
Current price $334.99
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Original price $106.99
Original price $106.99 - Original price $106.99
Original price $106.99
Current price $81.99
$81.99 - $81.99
Current price $81.99

Blue Sea 8246 AC Analog Micro A [8246]

Only 3 left!

Micro Ammeter Simple 2-wire connection Meter senses and powers from coil slipped over wire to be measured Includes AC current transformer Bac...

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Original price $106.99
Original price $106.99 - Original price $106.99
Original price $106.99
Current price $81.99
$81.99 - $81.99
Current price $81.99
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Original price $59.99
Original price $59.99 - Original price $59.99
Original price $59.99
Current price $45.99
$45.99 - $45.99
Current price $45.99

Blue Sea 8245 AC Analog Micro Voltmeter - 2" Face, 0-250 Volts AC [8245]

Only 4 left!

Micro Voltmeter Dial marked in 5 Volt increments Simple 2-wire connection to AC hot and neutral Meter senses and powers from same connection ...

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Original price $59.99
Original price $59.99 - Original price $59.99
Original price $59.99
Current price $45.99
$45.99 - $45.99
Current price $45.99
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Original price $59.99
Original price $59.99 - Original price $59.99
Original price $59.99
Current price $45.99
$45.99 - $45.99
Current price $45.99

Blue Sea 8244 AC Analog Micro Voltmeter - 2" Face, 0-150 Volts AC [8244]

Only 4 left!

Micro Voltmeter Dial marked in 5 Volt increments Simple 2-wire connection to AC hot and neutral Meter senses and powers from same connection ...

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Original price $59.99
Original price $59.99 - Original price $59.99
Original price $59.99
Current price $45.99
$45.99 - $45.99
Current price $45.99
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Original price $110.99
Original price $110.99 - Original price $110.99
Original price $110.99
Current price $73.99
$73.99 - $73.99
Current price $73.99

Blue Sea 8242 Shunt Adapter for DC Digital Ammeter [8242]

Only 2 left!

Shunt Shifter Shunt Adapter for DC Digital Ammeter positive side shunt applications, such as alternator measurement The Shunt Shifter is designe...

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Original price $110.99
Original price $110.99 - Original price $110.99
Original price $110.99
Current price $73.99
$73.99 - $73.99
Current price $73.99
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Original price $57.99
Original price $57.99 - Original price $57.99
Original price $57.99
Current price $44.99
$44.99 - $44.99
Current price $44.99

Blue Sea 8240 DC Analog Voltmeter - 2-3/4" Face, 18-32 Volts DC [8240]

in stock

DC Analog Voltmeter Simple 2-wire connection Meter Senses Powers from same connection Backlit meter face WARNING: This product can expose you to...

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Original price $57.99
Original price $57.99 - Original price $57.99
Original price $57.99
Current price $44.99
$44.99 - $44.99
Current price $44.99
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Original price $310.99
Original price $310.99 - Original price $310.99
Original price $310.99
Current price $236.99
$236.99 - $236.99
Current price $236.99

Blue Sea 8239 AC Digital Frequency Meter [8239]

Only 1 left!

AC Digital Frequency Meter Displays frequency from 40 to 90 Hertz 3 levels of display brightness Splashproof front WARNING: This product can ...

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Original price $310.99
Original price $310.99 - Original price $310.99
Original price $310.99
Current price $236.99
$236.99 - $236.99
Current price $236.99
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Original price $378.99
Original price $378.99 - Original price $378.99
Original price $378.99
Current price $287.99
$287.99 - $287.99
Current price $287.99

Blue Sea 8238 AC Digital Ammeter [8238]

Only 2 left!

AC Digital Ammeter Displays amperage from 0 to 150 Amps 3 levels of display brightness Splashproof front Includes current transformer Manu...

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Original price $378.99
Original price $378.99 - Original price $378.99
Original price $378.99
Current price $287.99
$287.99 - $287.99
Current price $287.99
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Original price $310.99
Original price $310.99 - Original price $310.99
Original price $310.99
Current price $236.99
$236.99 - $236.99
Current price $236.99

Blue Sea 8237 AC Digital Voltmeter [8237]

Only 3 left!

AC Digital Voltmeter Displays voltage from 80 to 270 Volts 3 levels of display brightness Splashproof front Manual sleep mode blanks display...

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Original price $310.99
Original price $310.99 - Original price $310.99
Original price $310.99
Current price $236.99
$236.99 - $236.99
Current price $236.99
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