Portable Power Supply UL Certification Testing in the USA

What is a Portable Power Supply?

A portable power supply, also known as a power unit, mobile power bank, USB charger, power pack, or battery charger, is a rechargeable external battery with its own charger and circuitry that provides power when the regular grid power is unavailable. The most common types include battery packs or mobile power banks with USB outputs or car chargers.

Regulatory Requirements and Common Standards in Various Countries or Regions

For example, products sold to the U.S. market must be tested and comply with the following specific regulations, standards, and requirements:

- Mobile Power Banks:

  - Regulations or Standards:

    - Must meet the standards UL 2056, UL 2054, IEC 62133-2, UL/CSA 62133, IEC 60950-1, UL/CSA 60950-1, IEC 62368-1, and UL/CSA 62368-1, and provide the corresponding test reports.

- Portable Power Packs and Portable Car Emergency Start Power Supplies:

  - Regulations or Standards:

    - Must meet the UL 2743 testing standard and provide the corresponding test reports.

Sellers are hereby reminded to ensure that products sold to various countries/regions comply with the applicable laws and regulations of the destination country/region.

Test Reports:

1. Official battery test reports issued by a laboratory, including the laboratory's name, signature, or stamp.

2. Compliance with relevant regulatory requirements/testing standards.

3. Clear display of specific product information, including but not limited to: certificate number, product name, product model, manufacturer, etc.

4. Product information must match the information in the actual product images.

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