Historical

UL 2056 Ed. 3-2020

Outline of Investigation for Safety of Lithium-ion Power Banks - Published Date: April 10, 2020

This outline of investigation specifies requirements and tests for the safety of power banks using lithium-ion batteries as the energy source, with input and output voltages not exceeding 20 Vdc.  NOTE 1 Power banks integrated (removable only) in luggage, carrying cases, bags, packs, etc. are within the scope of this outline of investigation.  NOTE 2 This outline of investigation does not apply to:  – Power banks with jump start function covered by UL 2743;  – Power banks provided as a part of an appliance;  – Power banks provided as part of a mobility device, including luggage with means of propulsion.

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Underwriters Laboratories [ul]

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