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Yes, It is definitely on the upgrade list. Also a 48V inverter too. Once we upgrade LiFePO4 cells, we will go with a converter to run the house loads.
I really like the lithium iron phosphate chemistry. They seem much less prone to burning holes in the world than a lot of others. You should check out evtv.me - they have been using those batteries for years, mostly in auto conversions but they have documented several marine conversions as well.
These have been my goto for my 48vdc bank. We have an 11.5kw 48V electric motor https://www.amazon.com/uxcell-Step-Down-Waterproof-Converter-Transformer/dp/B01ENGOA4S/ref=sr_1_1?ie=UTF8&qid=1494010405&sr=8-1&keywords=48+volt+to+12+volt+DC%2FDC+Converter