Latest Articles
How to Choose Cells for a Custom Battery Pack (Without Over-Specifying)
A buyer's framework for matching 18650, 21700, LiFePO4 or high-rate pouch cells to your product — instead of paying for specs you won't use.
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Replacement Battery Module Design: When Your Device Needs a Custom Pack
When the original battery is discontinued or unavailable, a custom replacement module — built from a sample or photo — is the faster route back to a working device.
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What to Send a Custom Battery Pack Manufacturer Before You Get a Quote
The six things to send a custom pack OEM upfront — so you get a realistic, comparable price instead of a generic reply.
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How to Choose a Reliable Lithium Battery Pack Manufacturer
Eight questions that separate real factories from trading companies — covering cell sourcing, grading equipment, honest capacity labeling and document verification.
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UN38.3 and Lithium Battery Shipping: What Buyers Should Know
What UN38.3, MSDS and dangerous-goods packing certificates actually cover, which documents air and sea freight require, and who must issue them.
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18650 vs 21700 vs LiFePO4: Which Cell for Your Product?
A side-by-side comparison by power, energy density, cycle life, cost and shipping difficulty, with a recommendation table by application.
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