Bench Test Results: LG H30A 21700…decent performer, Samsung 30T is better

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Mooch

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  • May 13, 2015
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    These tests below only note my personal ESTIMATED ratings for the batteries I tested at the time I tested them. Any battery that is not a genuine Samsung, Sony, Murata, LG, Panasonic, Molicel, or Sanyo can change at any time! This is one of the hazards of using “rewrapped” or batteries from other manufacturers so carefully research any battery you are considering using before purchasing.

    Misusing or mishandling lithium-ion batteries can pose a SERIOUS RISK of property damage, personal injury, or even death. They are not supposed to be used outside of a fully protected battery pack and you use them at your own risk. Never exceed the battery’s true continuous current rating and keep the plastic wrap and top insulating ring in perfect condition.

    Testing batteries at their limits is dangerous and should never be attempted by anyone who has not thoroughly studied the dangers involved, understands the risks, has the proper equipment, and takes all appropriate safety precautions.

    If the battery has only one current rating number, or if it only says "max", then I have to assume the battery is rated at that current level for any type of discharge, including continuous.

    650EC82F-95A9-4116-A295-EB3BEEE70973.jpeg E825F51B-B203-461C-95A9-ADE38FC5F998.jpeg A627528F-6304-4862-A373-B04AB9455D99.jpeg F5DBBC0A-7E75-4E0B-BD8E-88DFB4EB8AC3.jpeg


    Test Results
    This is a decent performing cell that hits as hard as the Samsung 30T at the start but the Samsung 30T quickly outperforms it at both 10A and 30A. If this cell is less expensive though it can be a good choice for cost-sensitive moderate to high power applications.

    I can not find a datasheet and do not know its true ratings but Vapcell lists these with a 3000mAh 35A rating. The H30 (an earlier version of the H30A) is rated at 3000mAh and 35A but that is a temperature-limited current rating and you must not let that cell exceed 75°C. For the H30A I recommend staying under 30A max and under 25A to reduce voltage sag and extend cell life. Like any Li-Ion round cell not in a protected battery pack, you use it at your own risk.

    The two cells I tested delivered 3095mAh and 3134mAh, meeting Vapcell’s 3000mAh rating. That is a bit worse consistency than is typical for cells from the major manufacturers.

    I do not know who carries these cells but if you cannot find them anywhere Vapcell donated them for testing so you could contact them: 18650 batteries, Vapcell batteries, 18650 Chargers


    Continuous Current Discharge Graphs
    C8C7E0D0-EE45-40FE-855E-CB636FF01594.jpeg 967655CA-DCE1-4657-BA60-53B9F975879A.jpeg


    Ratings and Performance Specs Graphic
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    I want to work for the community full time! If you feel what I do is worth a couple dollars a month and you would like early access to battery availability, battery and charger testing and news, and a say in what I test, then please consider becoming a patron and supporting my testing efforts: Patreon.

    To see how other cells have tested check out this link: List of Battery Tests | E-Cigarette Forum
     
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