If I have two sets of battery packs each wired in series can I then wire each series together in parallel? - Quora
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Battery terminal not flush. I have been driving like this and it's been fine but wondering if I could get a better connection possibly if it is done. : r/MechanicAdvice
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Connecting Batteries: Serial/Parallel/Serial and Parallel (DC Voltages, Current, and Wattage on Each) - Owlcation
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How to connect a Car Battery Safely plus TOP TIP for keeping battery terminals corrosion free - YouTube
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