Meters & Monitoring

Analog Meter0-150VAC2-1/2"Window mount Easy to read compatible scale plates Accuracy ± 2%

Shunt ShifterShunt Adapter for DC Digital Ammeter positive side shunt applications, such as alternator measurement The Shunt Shifter is designed for use with Blue Sea Systems 8255 Digital Meter Shunt Advanced technology shifts the shunts positive...

DC Analog AmmeterShunt Type: ExternalSimple 2-wire connectionMeter Senses Powers from same connectionIncludes DC ShuntBacklit meter faceWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the...

N2K Protect NMEA 2000 Network GuardWith more technically advanced, integrated, and “connected” boats, security becomes a major concern.  Recent high-profile automotive hacks have highlighted security weaknesses in some CAN-based systems...

DC Digital Voltmeter w/ AlarmDisplays voltage from 0 to 60 Volts High and low voltage audio and visual alarms 3 levels of display brightness Programmable sleep mode blanks display for power conservation Splashproof front Applicable for 12, 24, 32, 36,...

AC Digital Frequency MeterDisplays frequency from 40 to 90 Hertz 3 levels of display brightness Splashproof front WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to...

DC Digital AmmeterDisplays amperage from -500 to +500 Amps 3 levels of display brightness Splashproof front Manual sleep mode blanks display for power conservation Standard meter operates in negative side of circuit only. Shunt Shifter required for...

AC Current TransformerRatio: 50A AC/50mA ACFor use with AC AmmetersWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive...

8013 Mounting Panel for (1) 2-3/4" MeterSurface Mounts for Blue Sea Systems 2-3/4" Analog or Digital Meters.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause...

9353 AC Analog Voltmeter 0-150V ACFeatures:Dial marked in 5V incrementsSimple 2-wire connection to AC hot and neutralMeter sense and powers from same connectionBacklit meter faceWARNING: This product can expose you to chemicals including...

Round OLED Temperature Meter Fahrenheit with 6' LeadOLED (Organic LED) Temperature Meter is designed to withstand constant vibration and the rigors of a wet marine or dusty outback environment. Monitors temperature on a bright, waterproof, daylight...

Round Voltage & Amp Meter - 6V-30V & 0 Amp - 10 Amp MeterRound Digital Volt/Amp Meter is the same compact round size as a standard 12V receptacle and supports many installation options. Injection molded nylon construction. Red LED display. Input...