Forum Discussion
pnichols
Sep 22, 2017Explorer II
NRALIFR wrote:
... do you have any opinion of the VMAX Tanks brand of AGM batteries? I’ve been using one (I think it’s a XTR31-135) in my TC for about two years. I can’t seem to find any technical specs that include plate thickness, but they do weigh more than the group 31 Lifeline AGM. Nine pounds more in the case of the one I’m using. I bought mine on Amazon for less than the price shown on the VMAX site.
Thanks for mentioning those VMAX AGM batteries. This VMAX model looks like it might be right up there near the top, too: https://www.vmaxtanks.com/MR137-120-Deep-Cycle-High-performance-AGM-Battery_p_28.html
Also notice that those VMAX batteries have a float spec of 13.5-13.8 volts. This is right at the output range of stock RV converters, so no need to buy another converter unless you need to charge faster than 13.5V - 13.8 volts will get you.
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