UL - SUBJECT 2056
UL Outline for Investigation Safety of Power Banks
|Publication Date:||5 August 2015|
These requirements cover power banks, sometimes also known as portable USB chargers or portable back-up battery power, which are standalone devices that incorporate batteries for mobile powering of low voltage electronic devices.
These requirements cover products with the following power characteristics:
a) Input: Supplied by dc power source rated maximum 60 Vdc.
b) Output: Provides dc output(s) rated maximum 60 Vdc.
These requirements do not cover products with dedicated inputs from external photovoltaic panels or vehicle 12 Vdc adapters, or other power pack products under the scope of the Outline of Investigation for Portable Power Packs, UL 2743.
These requirements cover products with integral photovoltaic cells as power source.