Meters & MonitoringElectrical

ProTechOne - 5 AMP - AC InletFeatures: Digital charging technology with fully automatic multi-stage digital charging Dedicated battery charging, detection, and control Battery monitor with LED fuel status indicator Waterproof DC safety fuse for maximum...

ProTechOne - 4 AMP - CordedProMariner's ProTechOne Fully Automatic Onboard Battery Charger and Maintainer utilizes the latest in microprocessor and software control charging and energy-saving auto maintain technology. Safe for short and long-term storage...

ProTechOne - 4 AMP - AC InletProMariner's ProTechOne Fully Automatic Onboard Battery Charger and Maintainer utilizes the latest in microprocessor and software control charging and energy-saving auto maintain technology. Safe for short and long-term...

Battery Terminal Wing Nut Style - Positive/Negative SetWing Nut Style Battery Terminals convert battery posts to stud connectors and permit quick disconnection from the battery. Polarity specific to meet USCG regulations. Die cast lead construction...

Battery Terminal Covers - Red/Black - 5/8"These Battery Terminal Covers are designed to insulate integral marine wing nut terminals protecting battery cables from corrosion and shorting. Constructed of injection molded PVC. These covers satisfy USCG and...

Battery Terminal Covers - Red/Back - 1/2"These Battery Terminal Covers are designed to insulate integral marine wing nut terminals protecting battery cables from corrosion and shorting. Constructed of injection molded PVC. These covers satisfy USCG and...

Battery Box Strap Brackets - 54"Battery Box Strap Brackets includes a woven polypropylene strap, injection molded nylon buckle, two brackets, and four #8 FH fasteners. WARNING: This product can expose you to chemicals which are known to the State of...

Battery Box Strap Brackets - 38"Battery Box Strap Brackets includes a woven polypropylene strap, injection molded nylon buckle, two brackets, and four #8 FH fasteners. WARNING: This product can expose you to chemicals which are known to the State of...

Heavy Duty Battery Box Strap - 48"Heavy Duty Battery Box Strap includes a woven polypropylene strap, stainless steel buckle, two chrome plated brass brackets, and four #8 FH fasteners. WARNING: This product can expose you to chemicals which are known to...

Battery Tray with Clamp for 27 Series BatteriesHeavy duty Battery Tray for size #27 batteries. Includes screw down clamp and four 1/4"x1" PH screws with washers. Injection molded polypropylene construction.WARNING: This product can expose you to...

Battery Tray with Clamp for 24 Series BatteriesHeavy duty Battery Tray for size #24 batteries. Includes screw down clamp and four 1/4"x1" PH screws with washers. Injection molded polypropylene construction.WARNING: This product can expose you to...

Battery Tray with Straps for 27 Series BatteriesHeavy duty Battery Tray with Strap for size #27 batteries. Includes hold down strap with a quick release buckle and four 1/4"x1" PH screws with washers. Injection molded polypropylene construction.WARNING:...

Battery Tray with Straps for 24 Series BatteriesHeavy duty Battery Tray with Strap for size #24 batteries. Includes hold down strap with a quick release buckle and four 1/4"x1" PH screws with washers. Injection molded polypropylene construction.WARNING:...

Power Box Battery SwitchThe Power Box is controlled with a 50A battery switch and monitored with an LED voltmeter. The switch features a removable knob for extra security. The power box includes two power sockets, two Anderson outputs, one USB-C port,...

Heavy Duty On Off Battery Switch - 600AThe heavy-duty 422768 selector switch has 350A continuous and 1500 cranking amps to start a dual diesel engine. The battery selector switch isolates and/or combines two battery banks (422768). Installs with four...

Rainbow Display Digital Voltmeter - Injection Molded Nylon - 5V-15VDCThe Rainbow Display Digital Voltmeter gives the user quick, visual, color-coded voltage information. Red/orange means the voltage is too low. Green means the voltage is normal. The same...

Single Battery Switch - 12-50 VDCCompact and heavy-duty battery switches with removable control knob to deter theft.Single battery option 12-50 volts DC / 200 Amps Continuous / 300 Amps Intermittent / on-off-separate Ergonomic grips Removable walls for...

On/Off Switch Battery Switch - Panel Mount - RedSimple, reliable, and built for tough environments, thisOn/Off Battery Switchprovides secure control of power to a single circuit. Its ideal for isolating batteries or equipment when not in use, helping to...

On/Off Switch Battery Switch - Surface Mount - RedSimple, reliable, and built for tough environments, this On/Off Battery Switch provides secure control of power to a single circuit. Its ideal for isolating batteries or equipment when not in use, helping...

Off/1/2/Both Battery Switch - Panel Mount - RedDesigned for dual battery setups, this 1/2/Both selector switch gives you full control to route power from Battery 1, Battery 2, both, or neither. Its ideal for managing power flow, setting up backup...

Off/1/2/Both Battery Switch - Surface Mount - RedDesigned for dual battery setups, this 1/2/Both selector switch gives you full control to route power from Battery 1, Battery 2, both, or neither. Its ideal for managing power flow, setting up backup...

OFF/1/2 Battery Switch - Surface Mount - RedThis 1/2/Off switch offers seamless selection between two power sources, with an Off position for isolation. Its a reliable solution for switching between primary and secondary batteries in compact or mobile...

On/Off 4 Post Dual Circuit Battery Switch without Base - Panel Mount - RedThis dual circuit battery switch allows you tocontrol two isolated circuits simultaneouslywith a single action. Its ideal for applications that requireindependent power routing,...

Off/On Combine Battery Switch without Base - Panel Mount - RedThe Dual Circuit Plus switch builds on the standard dual circuit configuration by adding an emergency parallel function. This allows both circuits to combine instantly in the event of a start...

Off/On Combine Battery Switch without Base - Surface Mount - RedThe Dual Circuit Plus switch builds on the standard dual circuit configuration by adding an emergency parallel function. This allows both circuits to combine instantly in the event of a...

Auto Charging Relay 12V - 140 AMPThe automatic charging relay (ACR) automatically manages battery charging to ensure maximum efficiency and protect your batteries.Features: Automatic battery management connects batteries during charging and isolates...

Argo Diode Battery Combiner - 80AMP - 2 BatteriesDiode Battery Combiners are used to guarantee continuous DC power to mission critical equipment, such as an electronic engine control system. With a Diode Battery Combiner two or more DC power sources can...

BatteryProtect BP-65 - 65AMP - 6-35 VDCFeatures: The BatteryProtect disconnects the battery from non essential loads before it is completely discharged (which would damage the battery) or before it has insufficient power left to crank the engine. 12/24V...

BatteryProtect BP-100 - 100AMP - 6-35 VDCFeatures: The BatteryProtect disconnects the battery from non essential loads before it is completely discharged (which would damage the battery) or before it has insufficient power left to crank the engine...

BatteryProtect BP-220 - 220AMP - 6-35 VDCFeatures: The BatteryProtect disconnects the battery from non essential loads before it is completely discharged (which would damage the battery) or before it has insufficient power left to crank the engine...

Smart BatteryProtect - 65AMP - 6-35 VDC - Bluetooth CapableFeatures: Protects the battery against excessive discharge and can be used as a system on/off switch The Smart BatteryProtect disconnects the battery from non-essential loads before it is...

Smart BatteryProtect - 100AMP - 6-35 VDC - Bluetooth CapableFeatures: Protects the battery against excessive discharge and can be used as a system on/off switch The Smart BatteryProtect disconnects the battery from non-essential loads before it is...

Smart BatteryProtect - 220AMP - 6-35 VDC - Bluetooth CapableFeatures: Protects the battery against excessive discharge and can be used as a system on/off switch The Smart BatteryProtect disconnects the battery from non-essential loads before it is...

VE. Direct Bluetooth Smart DongleUsing the VE.Direct to Bluetooth Smart dongle you can display your BMV or MPPT information on iOS and Android devices, using the VictronConnect app. View information wirelessly such as battery status and solar panel...

VE. Bus Smart DongleThe VE.Bus Smart dongle is two products in one:First of all it is the bluetooth accessory for our range of inverter/chargers: Multis, MultiPlusses, MultiPlus-II, MultiGrid, MultiGrid-II, Quattros, and our series of Phoenix Inverters...

Battery Balancer (Will not work on 36V Bank)The Battery Balancer equalizes the state of charge of two series connected 12V batteries, or of several parallel strings of series connected batteries. When the charge voltage of a 24V battery system increases...

VE.Bus BMS for Victron LiFePO4 Batteries 12-48VDC Works with All VE.BusThe VE.Bus BMS protects each individual cell of a Victron lithium-iron-phosphate (LiFePO4 or LFP) battery.Each individual cell of a LiFePO4 battery must be protected against...

Cyrix-Li-ct 12/24V-230A Intelligent Li-Ion Battery CombinerThe Cyrix Battery Combiner is a microprocessor controlled heavy duty relay that automatically connects batteries in parallel when one of them has reached a pre-set voltage (indicating that the...

Intelligent Load Relay CYRIX-LI-LOAD 12/24V-120AThe Cyrix Battery Combiner is a microprocessor-controlled heavy duty relay that automatically connects batteries in parallel when one of them has reached a pre-set voltage (indicating that the battery is...

Combiner 12/24V-230A Cyrix-CT Intelligent Combiner Microprocessor ControlledThe Cyrix Battery Combiner is a microprocessor controlled heavy duty relay that automatically connects batteries in parallel when one of them has reached a pre-set voltage...