SONY 18650電池真偽判斷心得 - 電池
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By Ida
at 2021-04-18T09:05
at 2021-04-18T09:05
Table of Contents
以SONY動力電池來說,
VTC5A 35A與VTC6 30A輸出最熱門,
也因此假貨超多......
Makita 18V6A的原廠電池拆開也是使用VTC動力電池,
因為最近買到兩次假貨,
一點真假判斷經驗分享。
因為自己要做大電流電動工具電池,
以安全為主要考量,
假貨賣家雖然強調沒問題,
但是還是不要冒險好。
基本判斷工具還是要有小型電子秤、手機掃QR-Code,
網路購買會建議再有第三方支付的平台買,
至少買到假貨錢可以先扣住,
要求賣家退貨退款。
真品(以SONY VTC6 3000mah 30A電池為例):
1.包皮有光澤,熱縮管(原本是扁狀兩條壓痕)痕跡一致。
2.QR-Code 為流水號,每顆掃出來都會不一樣。
3.真品同一批號單顆間重量落差非常小(大約都在+-0.3g)
而且一定不會低於45g。
4.內阻應該都在12微歐姆左右(有內阻計的話可以量)。
5.包皮印刷字體較大、且清晰位置一致、正品偏淡。
假貨:
1.單顆間重量落差很大會差到1克以上。
2.包皮品質落差大、印刷字體小、字體偏黑。
3.QR-Code 掃出流水號都一樣。
4.內阻偏高。
5.假貨價格未必就便宜.....
以上一點經驗供大家參考。
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Tags:
電池
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