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Blue Sea Systems

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Original price $170.99
Original price $170.99 - Original price $170.99
Original price $170.99
Current price $82.99
$82.99 - $82.99
Current price $82.99

Blue Sea 1732200 Mini OLED Ammeter - Blue [1732200]

Blue Sea Systems
In stock

1732200 Mini OLED Ammeter - BlueMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen.Features: C...

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Original price $170.99
Original price $170.99 - Original price $170.99
Original price $170.99
Current price $82.99
$82.99 - $82.99
Current price $82.99
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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $46.99
$46.99 - $46.99
Current price $46.99

Blue Sea 1733 Mini OLED DC Voltmeter [1733]

Blue Sea Systems
In stock

Mini OLED DC VoltmeterMonitors DC voltage on a bright, waterproof, daylight readable OLED screen Compact size enables mounting in any convenient l...

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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $46.99
$46.99 - $46.99
Current price $46.99
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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $46.99
$46.99 - $46.99
Current price $46.99

Blue Sea 1733200 Mini OLED Voltmeter - Blue [1733200]

Blue Sea Systems
In stock

1733200 Mini OLED Voltmeter - BlueMonitors DC voltage on a bright, waterproof, daylight readable OLED screen. Features: Reverse polarity protected...

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Original price $93.99
Original price $93.99 - Original price $93.99
Original price $93.99
Current price $46.99
$46.99 - $46.99
Current price $46.99
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Original price $98.99
Original price $98.99 - Original price $98.99
Original price $98.99
Current price $48.99
$48.99 - $48.99
Current price $48.99

Blue Sea 1739 Mini OLED Tank Meter - Yellow [1739]

Blue Sea Systems
In stock

1739 Mini OLED Tank Meter - YellowMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen.Features:...

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Original price $98.99
Original price $98.99 - Original price $98.99
Original price $98.99
Current price $48.99
$48.99 - $48.99
Current price $48.99
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Original price $98.99
Original price $98.99 - Original price $98.99
Original price $98.99
Current price $48.99
$48.99 - $48.99
Current price $48.99

Blue Sea 1739200 Mini OLED Tank Meter - Blue [1739200]

Blue Sea Systems
In stock

1739200 Mini OLED Tank Meter - BlueMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen.Features...

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Original price $98.99
Original price $98.99 - Original price $98.99
Original price $98.99
Current price $48.99
$48.99 - $48.99
Current price $48.99
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Original price $136.99
Original price $136.99 - Original price $136.99
Original price $136.99
Current price $66.99
$66.99 - $66.99
Current price $66.99

Blue Sea 1741 Mini OLED Temperature Meter [1741]

Blue Sea Systems
In stock

Mini OLED Temperature MeterMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen Compact size ena...

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Original price $136.99
Original price $136.99 - Original price $136.99
Original price $136.99
Current price $66.99
$66.99 - $66.99
Current price $66.99
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Original price $136.99
Original price $136.99 - Original price $136.99
Original price $136.99
Current price $66.99
$66.99 - $66.99
Current price $66.99

Blue Sea 1741200 Mini OLED Temperature Monitor - Blue [1741200]

Blue Sea Systems
In stock

1741200 Mini OLED Temperature Monitor - BlueMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen...

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Original price $136.99
Original price $136.99 - Original price $136.99
Original price $136.99
Current price $66.99
$66.99 - $66.99
Current price $66.99
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Original price $174.99
Original price $174.99 - Original price $174.99
Original price $174.99
Current price $102.99
$102.99 - $102.99
Current price $102.99

Blue Sea 1810 VSM 422 Tank Sender Diesel, Water, or Waste Tank Level [1810]

Blue Sea Systems
Low stock

1810Features: Accurate - used with the Vessel Systems Monitor VSM 422 PN 1800 - can be precisely calibrated for each tank* Reliable - SSI Techno...

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Original price $174.99
Original price $174.99 - Original price $174.99
Original price $174.99
Current price $102.99
$102.99 - $102.99
Current price $102.99
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Original price $218.99
Original price $218.99 - Original price $218.99
Original price $218.99
Current price $124.99
$124.99 - $124.99
Current price $124.99

Blue Sea 1811 VSM 422 Tank Sender Gasoline Tank Level [1811]

Blue Sea Systems
Low stock

1811Features: Accurate - used with the Vessel Systems Monitor VSM 422 PN 1800-can be precisely calibrated for each tank* Reliable - SSI Technolo...

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Original price $218.99
Original price $218.99 - Original price $218.99
Original price $218.99
Current price $124.99
$124.99 - $124.99
Current price $124.99
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Original price $35.99
Original price $35.99 - Original price $35.99
Original price $35.99
Current price $17.99
$17.99 - $17.99
Current price $17.99

Blue Sea 1820 Submersible Temperature Sensor [1820]

Blue Sea Systems
Low stock

1820 Submersible Temperature SensorFeatures: General temperature sensor designed to work for most applications. Easy double-sided tape installatio...

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Original price $35.99
Original price $35.99 - Original price $35.99
Original price $35.99
Current price $17.99
$17.99 - $17.99
Current price $17.99
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Original price $28.99
Original price $28.99 - Original price $28.99
Original price $28.99
Current price $14.99
$14.99 - $14.99
Current price $14.99

Blue Sea 1821 Universal Temperature Sensor [1821]

Blue Sea Systems
In stock

Universal Temperature SensorUse with the P12 Charger, M2 OLED, and Mini OLED Meters Includes double-sided tape Waterproof design Temperature Ran...

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Original price $28.99
Original price $28.99 - Original price $28.99
Original price $28.99
Current price $14.99
$14.99 - $14.99
Current price $14.99
Save $14.00 Save $0.00
Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99

Blue Sea 1830 M2 DC SoC State of Charge Monitor [1830]

Blue Sea Systems
Out of stock

M2 DC SoC State of Charge MonitorAccurately measure and monitor the state-of-charge of your batteries. Supports programmable shunt ratios.Features...

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Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99
Sold out
Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99

Blue Sea 1832 M2 DC Ammeter [1832]

Blue Sea Systems
Low stock

M2 DC AmmeterMonitors DC Amperage with large, bright display. Accurately measure and monitor the amperage of your DC system. (measures 2 circuits)...

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Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99
Save $216.00 Save $0.00
Original price $446.99
Original price $446.99 - Original price $446.99
Original price $446.99
Current price $253.99
$253.99 - $253.99
Current price $253.99

Blue Sea 1833 M2 DC Voltmeter [1833]

Blue Sea Systems
Out of stock

M2 DC VoltmeterMonitors DC Voltage on large, bright display. Accurately measures and monitors the voltage of up to three batteries.Features: Auto...

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Original price $446.99
Original price $446.99 - Original price $446.99
Original price $446.99
Current price $253.99
$253.99 - $253.99
Current price $253.99
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Original price $451.99
Original price $451.99 - Original price $451.99
Original price $451.99
Current price $256.99
$256.99 - $256.99
Current price $256.99

Blue Sea 1836 M2 AC Ammeter [1836]

Blue Sea Systems
Low stock

M2 AC AmmeterMonitors AC Amperage on large, bright display. Supports programmable current transformer ratios. Accurately measure and alarm the amp...

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Original price $451.99
Original price $451.99 - Original price $451.99
Original price $451.99
Current price $256.99
$256.99 - $256.99
Current price $256.99
Save $195.00 Save $0.00
Original price $498.99
Original price $498.99 - Original price $498.99
Original price $498.99
Current price $282.99
$282.99 - $282.99
Current price $282.99

Blue Sea 1837 M2 AC Voltmeter [1837]

Blue Sea Systems
Out of stock

M2 AC VoltmeterMonitors AC Voltage on large, bright display. Accurately measure and monitors the voltage of your AC system. (measures 2 independen...

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Original price $498.99
Original price $498.99 - Original price $498.99
Original price $498.99
Current price $282.99
$282.99 - $282.99
Current price $282.99
Sold out
Original price $527.99
Original price $527.99 - Original price $527.99
Original price $527.99
Current price $299.99
$299.99 - $299.99
Current price $299.99

Blue Sea 1838 M2 AC Multimeter [1838]

Blue Sea Systems
Out of stock

M2 AC MultimeterMonitors AC Amps, Volts, Hzs on large, bright display. Supports programmable current transformer ratios. Accurately measure and mo...

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Original price $527.99
Original price $527.99 - Original price $527.99
Original price $527.99
Current price $299.99
$299.99 - $299.99
Current price $299.99
Sold out
Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99

Blue Sea 1839 M2 OLED Tank Monitor [1839]

Blue Sea Systems
Low stock

M2 OLED Tank MonitorThe M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming ...

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Original price $499.99
Original price $499.99 - Original price $499.99
Original price $499.99
Current price $283.99
$283.99 - $283.99
Current price $283.99
Save $216.00 Save $0.00
Original price $498.99
Original price $498.99 - Original price $498.99
Original price $498.99
Current price $282.99
$282.99 - $282.99
Current price $282.99

Blue Sea 1842 M2 OLED Digital Bilge Meter [1842]

Blue Sea Systems
Low stock

1842 M2 OLED Digital Bilge MeterThe M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an a...

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Original price $498.99
Original price $498.99 - Original price $498.99
Original price $498.99
Current price $282.99
$282.99 - $282.99
Current price $282.99
Save $216.00 Save $0.00
Original price $650.99
Original price $650.99 - Original price $650.99
Original price $650.99
Current price $369.99
$369.99 - $369.99
Current price $369.99

Blue Sea 1850 M2 Vessel Systems Monitor [1850]

Blue Sea Systems
Low stock

1850 M2 Vessel Systems MonitorPerforms comprehensive monitoring of four critical systems in one compact organic LED digital monitor.DC System Moni...

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Original price $650.99
Original price $650.99 - Original price $650.99
Original price $650.99
Current price $369.99
$369.99 - $369.99
Current price $369.99
Save $281.00 Save $0.00
Original price $24.99
Original price $24.99 - Original price $24.99
Original price $24.99
Current price $12.99
$12.99 - $12.99
Current price $12.99

Blue Sea 2001 Power Post High Amperage Cable Connector 1/4" Stud [2001]

Blue Sea Systems
In stock

PowerPost High Amperage Cable Connector 1/4" StudFeatures: Connects high amperage cables securely Glass-Reinforced Nylon 48 Volts DC Maximum Not r...

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Original price $24.99
Original price $24.99 - Original price $24.99
Original price $24.99
Current price $12.99
$12.99 - $12.99
Current price $12.99
Save $12.00 Save $0.00
Original price $23.99
Original price $23.99 - Original price $23.99
Original price $23.99
Current price $11.99
$11.99 - $11.99
Current price $11.99

Blue Sea 2002 PowerPost High Amperage Cable Connector 5/16" Stud [2002]

Blue Sea Systems
In stock

2002 PowerPost High Amperage Cable Connector 5/16" Stud Insulated single stainless steel stud terminates multiple large conductors.Features: Conne...

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Original price $23.99
Original price $23.99 - Original price $23.99
Original price $23.99
Current price $11.99
$11.99 - $11.99
Current price $11.99
Save $12.00 Save $0.00
Original price $23.99
Original price $23.99 - Original price $23.99
Original price $23.99
Current price $11.99
$11.99 - $11.99
Current price $11.99

Blue Sea 2003 PowerPost High Amperage Cable Connector 3/8" Stud [2003]

Blue Sea Systems
In stock

2003 PowerPost High Amperage Cable Connector 3/8" StudInsulated single stainless steel stud terminates multiple large conductors.Features: Connect...

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Original price $23.99
Original price $23.99 - Original price $23.99
Original price $23.99
Current price $11.99
$11.99 - $11.99
Current price $11.99
Save $12.00 Save $0.00
Original price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
Current price $7.99
$7.99 - $7.99
Current price $7.99

Blue Sea 2010 PowerPost High Amperage Cable Connector #10 Stud [2010]

Blue Sea Systems
In stock

PowerPost High Amperage Cable Connector #10 StudFeatures:  Insulated single stainless steel stud terminates multiple large conductors Connects hig...

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Original price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
Current price $7.99
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Current price $7.99
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