Fullriver FT500 – domestic bank or engine start afloat and on the road – 40Ah 12V 500A

Quick answer: Need a battery for boats and motorhomes? Consider the Fullriver FT500, rated 40Ah 12V 500A. Measure twice, order once: dimensions decide most swaps.

Getting the best from the Fullriver FT500

Narrowboat crews rely on their batteries for days between charges. Turn off the main isolator when leaving a boat for more than a few days. Corroded terminals in a damp locker cause many apparent faults.

Full specifications of the Fullriver FT500

What AGM means for you

Tightly packed plates and mats give glass-mat batteries a sturdy inner structure. Cars with automatic engine stop love AGM, since it copes with constant partial discharge. Over winter, a smart unit set to its AGM programme keeps a glass-mat battery healthy with no effort.

Answers before you buy

Buying the Fullriver FT500 online

Cruising yachts and touring motorhomes often share the same battery code: Fullriver FT500. Rated 40Ah 12V 500A, it gives a solid base for planning a domestic bank. Searching by exact reference keeps a whole bank matched.

For boats and motorhomes, 40Ah is on the compact side. 500A beats many larger batteries for cranking.

Related products and ranges

Prefer to order now and fit at the weekend? baterias.online makes that easy. A tidy, clean tray gives the new battery a better start.

• Compare alternatives for boats and motorhomes
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Will the Fullriver FT500 fit?

• ✓ With 40Ah of capacity, hold it up to the figure on the outgoing unit or in your equipment manual.
• ✓ Diesels and big engines need the full 500A or more.
• ✓ Photograph your old terminals and compare with M6M.