The closer the leisure battery is to the nose of the caravan the more of an impact it will have on the caravans nose weight. With this battery weight gain is 26 kg compared to a lead battery with equivalent capacity.

China Deep Cycle Lifepo4 Battery 12v 24v 50ah 100ah 200ah
Lithium camper van battery. Each battery has 100 amp hour of capacity and they are wired in parallel to provide a total of 200 amp hours of usable capacity. Agm batteries should be discharged to no more than 50. Its a lithium battery which brings some special considerations. Renogy lithium iron phosphate battery up next in our best camper van battery list is a battery system that can cope with anything from the scorching heat of the sahara desert to the wintry tundras of the arctic. So a 200 amp hour lithium battery provides 160 usable amp hours before it needs to be recharged. The first and most heavily weighing pun intended on everyones mind when building a camper van is weight.
A lithium battery has a depth of discharge of almost 80. Did that catch you interest. Where on your caravan the leisure battery is stored is worth thinking about. Lithium and agm battery health. With a lithium rv battery you get a true 100 amp hours. This means if you go camping and charge your battery as often as 100 times in a year your battery can last up to twenty years.
With a light weight of approximately 13 kg for the powerbrick 12v 100ah battery the weight to power and weight to capacity ratio reach a peak. Meaning youll need a larger agm battery bank than a lithium one for the same use. Lithium batteries can be safely discharged nearly completely. Go to the camper van solar system calculator. A 100ah battle born lithium battery weighs in at 29 pounds for a total of 58 pounds for a 200ah lithium batterybank. Compare that to agm which weighs a whopping 69 pounds each making the total batterybank weigh in at 276 pounds.
Lithium batteries are gaining serious popularity in modern caravan power system installations. If it did here are my highly recommended lithium rv batteries for you to choose from. Another huge benefit to the lithium batteries that you dont get with the lead acid is theres something called the peukert curve which is when you actually draw a large draw on the batteries a lead acid battery. Lithium iron phosphate battery lifep04 is particularly suitable for camper vans and motorhomes. Notably lithium batteries weigh considerably less for a 100ah battery the weight will only be around 13kg. I detailed the electrical system in miles van camper v3 in this pdf wiring diagram.
Its a 420 amp hour battery from lithionics with an on board battery management system. Lithium batteries are half the weight of lead acid caravan batteries and take up a much smaller. Components and materials used 2x renogy lithium iron phosphate batteries. Lithium batteries can last for up to 2000 cycles. Lithionics battery this battery is what really makes all this possible.