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    Checking Battery Capacity of Used Valence U27-XP

    I bought 2 used Valence U27-XP batteries rated at 138Ah 1766 Wh. Being used I wanted to check their capacity. Using Will’s chart for Battle Born batteries I don’t want to take my charge below 20%. So voltage charged 14.4 to 12.9 is 80%. Which 80% of 1766 Wh is 1412 Wh X 2 = 2824 Wh. Calculating...
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    Am I overcharging my batteries

    I have 2 VaIence Lithium batteries and I just bought a Progressive Dynamics PD9160ALV 12V Lithium Ion battery converter/charger - 60 Amp. Charged the batteries for 2 days and the voltage is showing 14.6. I’m afraid I’m over charging the batteries, am I wrong.
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    Waterblade LLC 200ah lithium battery

    Does anyone know anything about these batteries? https://www.amazon.com/12-Lithium-Battery-Electronics-Motors/dp/B07NN8J8GL
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    Valence U27-12XP 138ah

    I know where I can buy Valence U27-12XP 138ah batteries used for $400 locally, and was wondering if that’s a good price.
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    Hello Everyone, new comer wandering about Valence U27-12XP 138ah batteries

    I’m trying to built a solar system for my motorhome. Been watching Will’s videos on lithium batteries. I know where I can buy Valence U27-12XP 138ah batteries used for $400 locally, and was wondering if that’s a good price. Was thinking about going with 4 100 watt panels and I have a 2000 watt...
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    Hello from Texas

    I have a 36’ Winnebago class A, and am planning on retiring soon. My wife and I plan on becoming full time RVers, and don’t want to be tied to the grid. I’ve always been interested in solar, and thought I would come to the best place to learn more. So I decided this is where I’d find the best...
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