Battery Monitors & Volt Meters

Sea-Dog Line Dual Round Voltmeter 421616-1 This digital dual voltmeter displays voltage for main and auxiliary batteries simultaneously. The compact size allows installation in a wide variety of...

Sea-Dog Line Battery Test Switch-Economy 422020-1Aluminum.

Sea-Dog Line Dual Voltmeter Rocker Switch 421636-1 This rocker switch style dual voltmeter monitors and displays the voltage for main and auxiliary batteries simultaneously. Fits into any 13/16" ×...

Sea-Dog Line Round Digital Voltage Meter 421615-1Compact size allows for installation in a variety of locations - the same round size as a standard 12V receptacle. For interior or fully protected...

1000A/50mV ShuntShunt 1000 Amp 50 mV - 1000A/50mV

500A/50mV ShuntShunt 500 Amp 50 mV - 500A/50mV

SG205 Battery Monitor Kit with Bluetooth Gateway - No DisplayFeatures:Learns and displays all critical battery parametersSupports for all common battery chemistries and voltagesIntelligent,...

SG210 Battery Monitor Kit with Display Shunt GatewayFeatures:Learns and displays all critical battery parametersSupports for all common battery chemistries and voltagesIntelligent, self-calibrating...

SmartShunt 350A - 12-48 VDC for SG200 DisplayAdd a SmartShunt for Additional Bank: Includes SmartShunt and SmartLink Com Cable*Works with the SG200 display and or Bluetooth Gateway sold separately...

SmartShunt N2K 350AMP 12-48VDC for SG200 DisplayAdd a SmartShunt for Additional Bank and N2k Connectivity: Includes SmartShunt and N2k Adapter. Does NOT include SmartLink Cable*Works with the SG200...

8022 DC Analog Ammeter - 2-3/4 Face, 0-50 AMP DCShunt Type: ExternalFeatures:Simple 2-wire connectionMeter Senses Powers from same connectionIncludes DC shuntBacklit meter faceWARNING: This

Blue Sea Systems 8242 Shunt Shifter Shunt Adapter for DC Digital Ammeter positive side shunt applications, such as alternator measurement The Shunt Shifter is designed for use with Blue Sea Systems...

Blue Sea Systems 8255 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 current under normal conditions...

Blue Sea Systems 9230 9230 Analog Meter Shunt 100A/50mVFor use with DC AmmetersFor continuous operation, it is recommended that shunts not to be run at more than two-thirds (66%) the rated current...

Blue Sea Systems 9233 9233 Analog Meter Shunt 200A/50mVFor us with DC AmmetersFor continuous operation, it is recommended that shunts not to be run at more than two-thirds (66%) the rated current...

BM100 Battery Monitoring SolutionThe BM100 is a complete system comprising SmartShunt and the veKonvert NMEA 2000 interface. It is part of Digital Yacht’s iSeaSense range of NMEA 2000 boat...

Battery Fuel Gauge - Marine Dual Read Battery Monitor - 12V/24V System - 15' Battery CableThe Pro Charging Systems (PCS) Battery Fuel Gauge solves one of the most common complaints about battery...

Battery Fuel Gauge - Marine Dual Read Battery Monitor - 12V/36V System - 15' Battery CableThe Pro Charging Systems (PCS) Battery Fuel Gauge solves one of the most common complaints about battery...

BattMan Pro Battery Monitor - 12/24VBattery monitor, 12/24 V DC with large, splash-proof display (IP65) and power bar. Displays remaining time and stores special battery status events.An affordable...

MasterShunt 500 CZoneMasterShunt is the heart of every battery powered energy system. This integrated battery monitor shares information about the battery bank with other MasterBus, CZone or NMEA...