Exide ER350: on-board battery for marine and motorhome use 80Ah 12V 570A

Summary: One code, one battery: Exide ER350, 80Ah 12V 570A, for boats and motorhomes. Before anything else, measure the space: the case comes to 270 × 173 × 222 mm.

Exide ER350: what it is and who it suits

Found Exide ER350 written in the boat's logbook? You are in the right place. Measuring 270 × 173 × 222 mm, it needs a locker or battery box with that much room. Matching a bank is easier when every model keeps its own code.

Nothing unusual about 80Ah: a standard capacity for boats and motorhomes. Light for its class at 17.8 kg.

Will the Exide ER350 fit?

• ✓ Cold cranking current reaches 570A. It ought to equal the carmaker's requirement at minimum, more so for diesels in cold winters.
• ✓ Chemistry: lead-acid. Some vehicles and chargers are programmed for a specific type, so check before swapping.
• ✓ Grab a tape measure: 270 × 173 × 222 mm is what this case needs.

Full specifications of the Exide ER350

Common questions about the Exide ER350

lead-acid: how it works

Charging turns lead sulphate back into active material. A wet-cell battery copes well with high engine-bay temperatures. Check the electrolyte level a few times a year if the battery has removable caps.

See also

Everything on baterias.online is filed by brand and reference, so ordering the Exide ER350 is straightforward. If the terminal side or size differ, browse the alternatives before ordering.

• Compare alternatives for boats and motorhomes
• See every Exide reference

Installation and maintenance tips

Three nights at anchor with the fridge running show quickly what a battery bank can really do. Set the mains charger, the solar regulator and any B2B charger to the lead-acid profile. Lights that dim long before bedtime point to lost capacity.