High-Output Marine Alternators and Charging Systems

In addition to the highest quality marine batteries, we also offer a complete line of charging products to support your power system including High-Output Alternators, AC & DC chargers, inverters, converters & more. We will find charging solutions for even the most unique situations and offer much more than what is shown here.  Please contact us if you need any help with your charging system.



For fast and efficient charging, most conventional marine alternators do not manage the constant, high-load output required by lithium batteries and large AGM bank systems. To avoid high charge losses due to heat and hard use, a high-output alternator is recommended.

Alternator & Parts Prices & Specs

For more information on products, see the manufacturer pages linked to below.

MGDC Solutions

  • high output small case marine alternators
  • custom serpentine pulley kits
  • remote rectifiers
  • 120A-180A
  • more info



American Power  Systems

aps 42i marine alternators

  • high output large & small case marine alternators
  • 12V, 24V, and 56V systems
  • 110A-270A
  • high efficiency, secondary alternators
  • more info




Alternator Regulators

In order to get the most out of your marine alternator and maximize the life of your batteries, it is important to choose the right alternator regulator for your system. We carry regulators for both lead and lithium systems.

Check out our alternator regulator page to find the best option for your system.


AC & DC Charging




  •  MultiPlus & Quattro Inverter/Chargers
  • Skylla AC chargers
  • Orion Converters
  • Phoenix Inverters
  • more info




Pro Charge Ultra 10A-60A (12V - 48V) (5yr Warranty)

  • Pro Charge Ultra Battery to battery chargers
  • Voltage Sensing Relays
  • More info