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  • Re: OT: UPS manufacturer

    From Harry Bloomfield Esq@harry.m1byt@outlook.com to uk.d-i-y on Fri Jan 9 14:57:10 2026
    From Newsgroup: uk.d-i-y

    On 29/11/2025 16:03, Fredxx wrote:
    Some smart chargers will retain a maintenance charge voltage of 13V
    rather than float at 13.7/8V They won't last 10 years at a constant 13.8V

    Very true, it causes them to dry out. If the only charger system
    available, is 13.8v, what I do is have it switch on for regular short
    period - my car, has a charger permanently connected, but charges once
    per day, for 20 minutes.
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