Best Marine Battery Charger Accessories

Victron Energy Blue Smart IP67 24-Volt 12 amp Battery Charger (Bluetooth) 120V

  • The Blue Smart IP67 24-Volt 12 amp Battery Charger is equipped with built-in Bluetooth, so the status of the charger and the battery can be checked on a smartphone, tablet or laptop. All settings of the charger can be configured with the VictronConnect app.
  • The 7-step charging algorithm gets the best out of your battery. The charger gives the battery the power it needs, maintains its health, ensures better performance and a longer life.
  • Charge dead batteries: the Blue Smart IP67 Charger will attempt to recharge a deeply-discharged battery by force-feeding it with a low current. Normal charging will then be resumed as soon as there is sufficient voltage across the battery terminals.
  • The charger is completely encapsulated, waterproof, shockproof and ignition protected which withstand the rigors of an adverse environment.
  • The Blue Smart IP67 Charger is waterproof and can be used on devices in your workshop and on motor or marine vehicles, such as (classic) cars, boats, yachts and motorbikes.
Check Stock

Dual Battery Isolator Kit 140 Amp - Boat Battery Isolator 12v Kit | Voltage Sensitive Relay (VSR), Automatic Battery Disconnect Switch 12V | Cars, RV, UTV, ATV, Marine Battery Isolator by KeyLine Chargers

  • DUAL BATTERY ISOLATOR 12V KIT – Measuring only 2.6" x 2.6" x 2", it's the perfect dual batteries isolation kit for under the hood or Battery Relocation Kit. Say goodbye to power-robbing traditional battery isolator diodes, solenoids, or battery disconnect switch 12v with our Battery Isolator 12V that delivers optimal performance without sacrificing power..
  • DUAL BATTERY KIT by Keyline Charger is a Voltage Sensitive Relay that charges two battery systems. It ensures that the primary battery is always charged and ready to start the vehicle by cutting in at 13.3 volts and cutting out at 12.8 volts. It's like having two power sources with only one alternator..
  • RUGGED DURABILITY: The ideal choice for those who require a reliable marine battery isolator or a dual battery smart isolator for their car audio battery charger needs. The KeyLine Automatic 140 Amp Dual Battery Isolator is a durable product that can withstand extreme weather conditions and vibrations. Its IP65 certification guarantees its safety for off-road use, even in dusty and wet environments..
  • WHAT YOU GET: (1) 140 Amp Voltage Sensiti....
Check Stock

ProMariner 51815 15' Universal DC Cable Extender

  • 15 foot DC cable extender universally designed for all marine chargers with ring terminal cables. Use with all on-board marine battery chargers when standard battery charger cables do not reach your bow, center mount or stern battery compartment locations.
  • No cutting, stripping or splicing required and color coded for quick and easy installation.
  • Slide & snap fully insulated connection covers. Corrosion resistant tinned 12 AWG copper wire and gold plated hardware.
  • Dual inline waterproof fuses for maximum wire protection.
Check Stock

ProMariner 51805 5' Universal DC Cable Extender

  • 5 foot DC cable extender universally designed for all marine chargers with ring terminal cables. Use with all on-board marine battery chargers when standard battery charger cables do not reach your bow, center mount or stern battery compartment locations.
  • No cutting, stripping or splicing required and color coded for quick and easy installation.
  • Slide & snap fully insulated connection covers. Corrosion resistant tinned 12 AWG copper wire and gold plated hardware.
  • Dual inline waterproof fuses for maximum wire protection.
Check Stock

LST 12V Battery Trickle Charger Maintainer Portable Smart Float Charger for Car Motorcycle Lawn Mower SLA AGM GEL CELL WET Lead Acid Batteries

  • √ Perfect for all 12V lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).
  • It's smart car battery charger for automobiles, automotive, marine, boats, camper, trolling motor, RVs, ATVs, watercraft, powersport, riding lawnmower, lawn tractor, snowmobiles, etc..
  • √ Safety Guarantee - Multi protection against Reverse polarity/ Short Circuit/ Over Voltage/ Over Current/ Overload/ Overheat.
  • Water and dust resistant float charger, full-loaded and burn-in test proves its stable performance and high reliability..
  • √ 4-Stage Automatic Charging - Features with detachable ring or alligator connectors, charge and maintain your battery wherever you go.
  • the battery maintenance charger monitor the whole charging process, automatically switches to float mode after fully charging the battery by MCU controlled.
  • LST motorcycle battery charger will recover batteries more effectively and extend the battery life..
  • √ Intuitive LED Indicator - 12 volt automotive battery maintainer charger provide visual state-of-charge feedback and diagnostic information, even when in maintenance mode. Input 100-240V, ultra-compact and lightweight, easy to carry the 12v battery charger everywhere..
Check Stock

AMRA-11901-4 Attwood Battery Charger

  • Attwood's Battery Charger is compact and perfect for your bench, garage or shop use. Overcharge, short circuit and reverse polarity protection provides years of worry free use..
  • Provides 2 and 6 amp charge for 12V batteries. 6 amp charge for 6V batteries. Automatically switches to trickle charge mode after battery is fully charged. Dual rated 12 and 6 volt battery charger can be used for all of your marine, automotive, RV and sports applications..
  • LED indicator - power on. Ammeter indicates charging current.
Check Stock

2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start, Cable Clamps

  • Fast, Smart Battery Charger: The Battery Charger can charge all types of 12V Lead-acid Batteries, including GEL, AGM and STD. It is perfect for charging Automotive, Motorcycle, Marine, RV, PowerSport, Lawn & Garden, etc..
  • 7-Step Charging Program: Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Floating. This allows for optimization of battery power, without overcharging or damaging..
  • Advanced Start Aid: Engine Start Aid feature can help start your vehicle in about 120 seconds..
  • Auto Detect Systems: Features Battery Voltage detection, then automatically selects charge rate for charging and maintaining. Battery reconditioning feature helps extend battery life. LCD screen displays charging status and battery status with easy to understand icons..
  • Safety Protection: Battery Charger has Over Voltage, Over Heat, Overtime Charging, Short Circuit, and Reverse Polarity Protection to ensure users safety..
Check Stock

PZ.P 0-10 Amp 12v Battery Charger Automotive Manual Automobile Battery Maintainer 12 Volt Auto Car Boat Marine Battery Chargers Automatic Float Trickle Charger, Desulfator, Electroysis, Adjustable

  • 【Multi-voltage Charger】- PZP manual battery charger can flexibly set different charging voltage of 12-17.5V, perfect match all types of batteries to 100% full charge, and provide stronger engine start, including automotive deep cycle 12 volt sealed lead-acid AGM, gel, flooded batteries, dead batteries, poor starting power and lost performance batteries..
  • 【Adjustable Charging Rate】- 0-10Amp current knob can set from a low trickle charger to 10 amp fast charger, or 0.8A, 1.25A, 2A, 4.2A, 5A, 6A, 8A...any value that satisfy your needs of charging 3-230Ah batteries in your vehicles, it's a versatile 12v battery charger for car, truck, RV, marine, motorcycle, lawn mower, lawn tractor, ATV, speedboats and more..
  • 【All in One Battery Charger】- PZP car battery charger is also a voltage tester and maintainer (auto pulse repair). Microprocessor-controlled system automatically adjusts amps and volts during 7-stage charging, and digital display real-time charging status, which is more accurate and faster charge speed compare to other similar products..
  • 【Winter Battery Maintainer】- PZP 12 volts automotive battery charger fits all climates especially in cold weather. It will automatic maintain and restore the battery after full charged, up to 2 years h....
Check Stock

Boat Battery Kit VMAX 12V 35ah AGM Battery + VMAX Marine Battery Box + Waterproof Circuit Breaker + 12V 4-Stage Smart Charger + 9 100% Copper Cable AGM Battery Kit for 18-35lb trolling Motors.

  • Heavy Duty 12 Volt 35Ah SLA AGM Marine Deep Cycle Maintenance Free Battery (LWH: 7.7"*5"*6.1").
  • VMAXTANKS 3.3A 12V 4-Stage Smart Battery Charger / Maintainer / Tender.
  • FRESH, Brand new VMAX857 12V 35Ah Battery. IDEAL FOR SOLAR, MARINE AND TROLLING MOTORS, RVs, CAMPERS and many other 12V applications..
  • VMAX Marine Grade Group U1 Battery Box to Protect Your Battery + 9" 100% Copper 4 Gauge Link Cable.
Check Stock