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Coslight (光宇国际)

Direct answer: Coslight is a Lead-acid + Lithium battery manufacturer headquartered in Harbin, China, making Telecom and industrial batteries.

Quick facts

CompanyCoslight (光宇国际)
CountryChina
HeadquartersHarbin
ChemistryLead-acid + Lithium
ProductsTelecom and industrial batteries

Technology focus

Coslight works in Lead-acid + Lithium. See the Battery Technology Reference for the design trade-offs behind the chemistry label, and the lead-acid type family for the technology variants.

Product portfolio

The product range covers Telecom and industrial batteries. Application context: lead-acid applications and lithium applications.

Verification

Company identity: Long-standing telecom battery supplier

Certifications: Telecom supply claimed per company reporting

This directory distinguishes a claim from an independently accredited certification — see the verification criteria.

Last verified: 2026-09

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