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Technical AGM Optima battery on a 12v generator?

Discussion in 'The Hokey Ass Message Board' started by semaj4712, Nov 12, 2018.

  1. semaj4712
    Joined: May 28, 2013
    Posts: 96

    semaj4712
    Member

    Hey guys, I am in the market for a new battery. I usually throw a redtop optima in all my vehicles, however my truck has a generator instead of an alternator. Is this going to be a problem at all for the optima?
     
    chryslerfan55 likes this.
  2. wheeltramp brian
    Joined: Jun 11, 2010
    Posts: 2,962

    wheeltramp brian
    Member

    I've got about 7 years on mine with the stock GM 30 amp generator in my 29 Roadster no problems ever
     
    dana barlow and chryslerfan55 like this.
  3. Corn Fed
    Joined: May 16, 2002
    Posts: 3,342

    Corn Fed
    Member

    It wont make a difference if the Optima is hooked to a generator or an alternator. The life of the battery is gonna be determined by the quality of the battery.
    I have an old US made Optima Red Top from around 2005 that has performed perfectly over the past 13 years in my Y-block, generator fed Model A PU.
    I have gone thru 2 Mexico made Optima Red Tops in the past 10 years in my Y-block, alternator fed 57 Ford.
    I trickle charge them over the winters months as a precaution, but you probably don't have that issue.
     
    Last edited: Nov 12, 2018
    chryslerfan55 likes this.
  4. semaj4712
    Joined: May 28, 2013
    Posts: 96

    semaj4712
    Member

    Yea I know the quality has gone downhill quite a bit but then again all batteries seem to be lasting less, so idk...but this helps, I didnt think it would matter but a buddy of mine was adament that it would ruin the battery.
     
  5. Gman0046
    Joined: Jul 24, 2005
    Posts: 6,256

    Gman0046
    Member

    Why spend all that money on an Optima? I but the cheapest battery I an find. You'll come out way ahead in the long run.
     
  6. Truck64
    Joined: Oct 18, 2015
    Posts: 5,325

    Truck64
    Member
    from Ioway

    Generators were replaced by alternators for some good reasons. A big one was the fact that generators do little to no charging at slow idle RPM and stop and go driving. But, so long as the generator is in good shape and regulator output is in spec it should be no problem, the Optima are supposed to be very good about holding their voltage over long periods, a common problem in the "collector car" world. Can maximize the service life and performance of any battery by routine maintenance and charging. Keep it topped off, neither generators nor even alternators are particularly good in that regard. The smart chargers and tenders definitely help keep batteries from sulfation, the #1 battery killer.
     

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