Lithium ion batteries have long been heralded as the next step in battery technology, but they are still flawed – particularly in their tendency to explode when damaged.

Lithium Phosphate batteries are, in contrast self-extinguishing if damaged and at least as capable.

This 8kg battery has a capacity of 68Ah, but can be fully discharged so is equivalent to a 120Ah lead acid battery, delivering a full voltage throughout its discharge.

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Cutting edge equipment for 2019

Yachting Monthly picks some of the latest equipment to look out for this year

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From a selection of the latest kit in Yachting Monthly’s New Gear pages

Battery power

In the January 2004 issue Nigel Calder answers a question about battery management. Follow this link for his extended comments.

Battery management

Nigel Calder tells you how to boost your battery power

It has an internal battery management system and can be checked using Bluetooth.

It isn’t ideal as a cranking battery, but for a domestic battery, it will give 2,750 cycles (compared to roughly 500 for lead-acid) and is guaranteed for five years.

Prices start from £699 and he battery is available from www.solartechnology.co.uk