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BY ENERGY Lipo - 4,200mah = 3,800mah BE WARNED!!!

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1#
xiang 發表於 2009-9-7 17:16:37 | 只看該作者 回帖獎勵 |倒序瀏覽 |閱讀模式

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本帖最後由 xiang 於 2009-9-7 17:18 編輯

Hi All!

I just wanted to check if anyone else found that they were being cheated. And also to warn those considering buying them, so that they actually know what they are buying. Be warned... they are not as cheap as they seem.

2#
亞標 發表於 2009-9-7 17:20:00 | 只看該作者
咁都得? 似乎買電都係唔好貪平啦.......呃人.......
3#
 樓主| xiang 發表於 2009-9-7 17:21:20 | 只看該作者
亞標 - can you reply in English please. thanks.
4#
smok 發表於 2009-9-7 17:23:27 | 只看該作者
唔拆都唔知咩事......
5#
lkwmic 發表於 2009-9-7 17:28:58 | 只看該作者
If you disassembly it, it is difficult to ask for refund!
6#
cHRisTiAN 發表於 2009-9-7 17:30:06 | 只看該作者
同team c一樣,唔足數.
7#
big-mosquito 發表於 2009-9-7 17:34:34 | 只看該作者
我就是貪平試入一排,比我的 se 20c 還耍差 ,全是新電注明
8#
IBM 發表於 2009-9-7 18:03:06 | 只看該作者
never trust the spec. of those China product. Not only the capacity, as well as the output currunt. They mark 40C/35C/30C on the package, no one can tell the output current is sufficient as what they said, but willing to pay more to get a higher number

Another product I concern is the China made ESC. What 35A, 60A mean ?? Just a product number.     I burnt 2 Hobbywing 35A and 1 Hobbywing 60A in this summer. I'd never trust the spec of those China brand Esc.
9#
C.C.Chen 發表於 2009-9-7 18:21:54 | 只看該作者
Hi All!

I just wanted to check if anyone else found that they were being cheated. And also to warn those considering buying them, so that they actually know what they are buying. Be warned... they  ...
xiang 發表於 2009-9-7 17:16

最後....有無換個比你......
10#
Q-pet 發表於 2009-9-7 21:12:53 | 只看該作者
我都有買個呢隻28c 4500..極x買..
玩唔到4次已經變左形--
11#
pplu 發表於 2009-9-7 21:52:46 | 只看該作者
It is none of business of using 4.2A to charge your 3800 mah cells.   It's about how you use them. You surely have the right to buy those so-called non-Mainland product. It's so easy to do so provided you pay more.
12#
pplu 發表於 2009-9-7 21:58:01 | 只看該作者
never trust the spec. of those China product. Not only the capacity, as well as the output currunt. They mark 40C/35C/30C on the package, no one can tell the output current is sufficient as what they  ...
IBM 發表於 2009-9-7 18:03

I've got 4 35A Hobbywing running on 13T amd 9T respectively, running 5 packs of Lipo each weekly for around a year.  They are performing very well and faster than many 8.5 and 5.5R respectively.
13#
 樓主| xiang 發表於 2009-9-7 22:38:51 | 只看該作者
lkwmic - "If you disassembly it, it is difficult to ask for refund!"

I Agree. But I still have 2 more 4,200 25C. Which i would be more than willing to open in the shop to prove to them that the product is mis-represented.
Because I am 100% sure that they are also 3,800. instead of 4,200 - reason: they only allow 3,500 MAX charge back in.
I also have a 4,200 35C BY Energy battery, and have noticed that this lets in more charge.


cHRisTiAN - "同team c一樣,唔足數."

Thanks for the warning - will also avoid this brand from now on. As You just don't know what you are buying. Which in turn makes them potentially lethal, because you end up charging them at 1C+ without knowing. So if you are lucky they just die quickly and balloon instead of causing a fire in your flat.


BigMosquito - "我就是貪平試入一排,比我的 se 20c 還耍差  ,全是新電注明"

Does this mean Speed Energy is a good reliable brand for lipo? Makes me pretty upset to know that my "BY Energy 25C" is worse than a real 20C.


IBM - "never trust the spec. of those China product. Not only the capacity, as well as the output currunt. They mark 40C/35C/30C on the package, no one can tell the output current is sufficient as what they said, but willing to pay more to get a higher number
Another product I concern is the China made ESC. What 35A, 60A mean ?? Just a product number.     I burnt 2 Hobbywing 35A and 1 Hobbywing 60A in this summer. I'd never trust the spec of those China brand Esc."

Funnily enough, i also had a hobbywing 60A with 9t for touring, and never had any problems with it. But that was during the winter. I have to say i was very happy with that ESC - cheap and worked well for me.


C.C.Chen - "最後....有無換個比你......"

I will call Action Hobbies tmrw, and see what they have to say. Will keep you posted on the result


pplu - "It is none of business of using 4.2A to charge your 3800 mah cells.   It's about how you use them. You surely have the right to buy those so-called non-Mainland product. It's so easy to do so provided you pay more."

Of course i have the right to buy non-mainland products as well as mainland products. But this is Hong Kong, not the mainland, and it is the shops selling the products that have some responsibility to ensure that their products are not mis-represented.

Lol. If i had bought my BY ENERGY battery from a hawker off the street, then i would not expect any warranty that the product is what it says it is. But i bought the product from a licensed shop and therefore would expect that the label on the outside to match the inside. Hence this Post to warn others of the problem with this Brand.

When i bought the battery no-one in the shop said to me. BY ENERGY is a mainland product, 4,200 = 3,800. If they had, then at least i would have known what i was buying.


How stupid of me to think what was printed on the outside would match the inside.
14#
hardmankam 發表於 2009-9-7 22:40:07 | 只看該作者
I also bought 2 packs of 'BY' 4S Lipo for offroading.  1 of the cells were bad after only 1 run for both packs!!!  So I have no confidence in 'BY' products.  I now run A123.
15#
lung1 發表於 2009-9-8 09:01:24 | 只看該作者
樓主, 我將你個POST 放左去RC-ONE, 你可以去睇睇......
http://rc-one.hk/phpwind/redirec ... o=lastpost#lastpost

以下內容係引用"馮馮ymc"(BY ENERGY 代理人)
BY ENERGY用嘅25C4200喺8042125,一般亦冇標示於電池上,
而我們計算電池容量係用放電計算,以往NI-MH可充電高於容量係因為充電時會發熱同NI-MH內阻比較高,
顧客玩車期間係好容易因撞車飛脱電池而令外殼爆開,引致電池外露,要偷雞為何不先擦掉符號!!
顧客如有發現,BY ENERGY會免費更換全新35C4200MAH電池!!
16#
bcgg 發表於 2009-9-8 09:21:09 | 只看該作者
睇左依個post...尋晚即刻返屋企拆開一舊4200/25C,一舊4200/35C,一舊5000/28C,同兩舊11.1睇睇....
全部都冇字.....同樓主嗰D"BY電"唔同........玩左兩個幾月又冇乜事,又差得是.....唔通我買左流野!!!
17#
big-mosquito 發表於 2009-9-8 10:00:59 | 只看該作者
那麼奇怪倒轉來講的 , 不如一早就實際 D 印 3800mah 25C呢.
我新買的等我覺冇用オ拆 開看,我就冇你bcgg兄那麼有錢 , 一拆拆三排
18#
bcgg 發表於 2009-9-8 10:36:31 | 只看該作者
那麼奇怪倒轉來講的 , 不如一早就實際 D 印 3800mah 25C呢.
我新買的等我覺冇用オ拆 開看,我就冇你bcgg兄那麼有錢 , 一拆拆三排
big-mosquito 發表於 2009-9-8 10:00


小心拆個殼,舊電冇穿冇爛,合番埋繼續再用......有錢冇錢冇関係....求證一下吧...
19#
yakuza 發表於 2009-9-8 10:38:02 | 只看該作者
WTF?!?  Rip Off!!
20#
Andrew168 發表於 2009-9-8 11:15:51 | 只看該作者
never trust the spec. of those China product. Not only the capacity, as well as the output currunt. They mark 40C/35C/30C on the package, no one can tell the output current is sufficient as what they  ...
IBM 發表於 2009-9-7 18:03


Agreed X 2  
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