Summit Lithium builds high-performance marine batteries designed to power forward-facing sonar and portable shuttles all day long. With lightweight NMC cells, fast charging, and smart BMS protection, our batteries deliver unmatched runtime on the ice or open water. Backed by a 5-year warranty and trusted by the team behind Summit Fishing Equipment.
Every Summit Lithium battery is purpose-built for sonar systems and portable shuttles. We use high-grade NMC cells, integrated BMS protection, and custom-tuned discharge rates for stable performance in extreme conditions.
20Ah — Lightweight power for smaller 7-9″ sonar units.
32Ah — All-day runtime for 9-10″ setups.
52Ah — Maximum runtime for 10-12″ and multi-screen configurations.
Use only approved 16.8 V Summit Lithium chargers
Store between 40–80°F and at roughly 30–60 % charge. Check and top off every 60–90 days to keep the cells healthy.
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