On our last trip we discovered the house batteries had gone dry during storage. They were on charge (coach plugged in) After we filled the batteries with fluid they still did not allow us to go to b...
Another AGM fan here. A single 4D case size. About 215AH. No maintenance, other than terminal checking. Expected lifespan 8-10 years. Will withstand long periods in storage without a tender & with little loss of voltage.
Cost much more than wet cells but much less than lithium.
You get what you pay for. First one had a nine year lifespan sitting six months each year untended. Current AGM is five years old. Going strong.
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