The Premiere Battery Manufacturer in Washington State.
Established in 1933 & Family Owned Since 1947.

Premium Batteries Made in the USA:
12 Volt Marine & RV

Dyno offers a complete line of engine cranking batteries especially designed for marine and RV use.View All

Premium Batteries Made in the USA:
6 & 8 Volt Golf Cart

Dyno's 80 years of experience has engineered a golf Cart battery to perform daily for the most demanding equipment in deep cycle applications. Extra heavy Plate straps provide superior performance and eliminates premature failure in extreme environments.View All

Premium Batteries Made in the USA:
8 Volt Marine

Dyno offers a complete line of engine cranking batteries especially designed for marine use.View All

Premium Batteries Made in the USA:
Heavy Duty Auto, Truck & Bus

These large capacity 2V Cells are the heavies duty, longest lasting product we make. Exceptional capacity along with easy bolt-together terminals (virtually eliminates inter-cell series cabling) makes these cells an ideal choice for home power and marine upgrades.View All

Premium Batteries Made in the USA:
Railroad, Solar and Off Grid

Dyno's been workin' on the railroad. And you thought Marine Batteries were large.View All

Premium Batteries Made in the USA:
Sweeper and Arial Lifts

Dyno Specializes in Deep Cycle Batteries. Follow this link for any deep cycle application; be it marine, aerial work platforms, floor scrubber, or alternative energy storage....for this, our flag-ship line.View All