Output higher Amps at a lower RPM!

Custom-wound rotor/stator combinations, higher-amperage diodes, larger sealed bearings, and corrosion-resistant powder coat finishes enable Balmar alternators to excel where lesser alternators fail.

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Battery Selection Guide

There are many options when it comes time to choose a battery for your boat. Within the marine environment there are 4 major types of batteries, be sure you choose what is best for your boating usage and needs.


Have You Checked Your Wiring Lately?

Electrical issues are some of the most common causes of boat fires. Keep your boat safe and your electrical systems performing smoothly with marine-grade electrical equipment from Defender.