Blue Sea Systems

Blue Sea 1821 Universal Temperature Sensor

Universal Temperature SensorUse with the P12 Charger, M2 OLED, and Mini OLED MetersIncludes double-sided tapeWaterproof designTemperature Range: -40°F to 300°F (-40°C to...

Blue Sea 1830 M2 DC SoC State of Charge Monitor

M2 DC SoC State of Charge MonitorAccurately measure and monitor the state-of-charge of your batteries. Supports programmable shunt ratios.Features: Auto-dimming, bright OLED display is easy to read...

Blue Sea 1832 M2 DC Ammeter

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

Blue Sea 1833 M2 DC Voltmeter

M2 DC VoltmeterMonitors DC Voltage on large, bright display. Accurately measures and monitors the voltage of up to three batteries.Features: Auto-dimming, bright OLED display is easy to read Easy to...

Blue Sea 1836 M2 AC Ammeter

M2 AC AmmeterMonitors AC Amperage on large, bright display. Supports programmable current transformer ratios. Accurately measure and alarm the amperage of your AC system. (measures 2 independent...

Blue Sea 1837 M2 AC Voltmeter

M2 AC VoltmeterMonitors AC Voltage on large, bright display. Accurately measure and monitors the voltage of your AC system. (measures 2 independent circuits or 1 double phase circuit)Features:...

Blue Sea 1838 M2 AC Multimeter

M2 AC MultimeterMonitors AC Amps, Volts, Hzs on large, bright display. Supports programmable current transformer ratios. Accurately measure and monitor AC amperage, voltage and Hz. (measures 2...

Blue Sea 1839 M2 OLED Tank Monitor

M2 OLED Tank MonitorThe M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a MOSFET External...

Blue Sea 1842 M2 OLED Digital Bilge Meter

1842 M2 OLED Digital Bilge MeterThe M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a...

Blue Sea 1850 M2 Vessel Systems Monitor

1850 M2 Vessel Systems MonitorPerforms comprehensive monitoring of four critical systems in one compact organic LED digital monitor.DC System Monitoring (up to two batteries)One input monitors the...

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

PowerPost High Amperage Cable Connector 1/4" StudFeatures:Connects high amperage cables securelyGlass-Reinforced Nylon48 Volts DC MaximumNot rated - Amperage flows between terminals stacked on post...

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

2002 PowerPost High Amperage Cable Connector 5/16" Stud Insulated single stainless steel stud terminates multiple large conductors.Features:Connects high amperage cables securelyStud...