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Many friends who DIY battery pack or has assembling pack factory, maybe have a question of which battery brand should i choose? They look similar but how to choose them? About this question, there is no standard answer. Now let’s analyse the most common brands.Hope the analysis can be your reference ... Read More
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Temperature: generally, the discharge temperature of lithium iron is - 20-50 ℃, and the charging temperature is 0-45 ℃. It cannot be charged below 0 ℃ (some low temperature resistant ones can be charged at - 10 ℃, but the charging current is generally 0.1C) NCM battery the discharge temperature of ... Read More
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2021 will have gone soon,sincerely hope you have a great 2021 and prosperous 2022. We created a link for you,please click to receive our best wishes! Read More
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On Dec 7 afternoon, a sunny warm day, the November PK Awarding Ceremony was held in Tingbo hotel in Changsha. There are 4 teams who attended this battle. We compete who can achieve higher Target completion rate. Purpose of the competition: Learn from each other, Improve team cohesion，Improve skills ... Read More
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What's difference among Grade A ,Grade A- and Grade B? Many customers asked this question and don't know what is the difference among them. These are are "sticker" that people/seller/manufacturer gave the batteries. There is no standard or strict regulation for these three stickers. Now let's narrow ... Read More
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What is the difference between “active” balance and “passive”balance? Some customers come to us and tell us their story: I bought some prismatic lithium ion battery cells , but the batteries are unbalanced at the very beginning or after using some months. The battery pack is 48V280AH. The max volt ... Read More
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When you are considering the solar power systems, there are several factors you need to know. So the answer may be whichever system suits you better is the better. You will get your own answer after reading the form. Deligreen Power offers best-in-class battery cells for grid-tied and off-grid ... Read More
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CALB Available cells: CALB grade A+ : 72AH/100AH/163AH/230AH (230AH is the best seller, we stocked it in USA, one shipment every month) CALB grade B: 68AH 100AH 113AH 176AH(grade A, storaged for some time,brand new, Intact QR code, stable supply ) CALB Grade B cells real situation There are so many ... Read More
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Sep 26,2021 is a special day for all Deligreen staff. Deligreen welcomes its 11th anniversary.the party started from 17:00pm till 20:00,three hours. The office was decorated with colorful balloons, shiny strings, full of joyful atmosphere. Employees’ family members were invited to attend the ... Read More
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