On September 21, 2023, the U.S. Consumer Product Safety Commission (CPSC) decided to adopt UL 4200A-2023 (Product Safety Standard Containing Button Batteries or Coin Batteries) as the mandatory consumer product safety standard for consumer products containing button batteries or coin batteries. Rules and related requirements are also codified in 16 CFR 1263.

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The standard UL 4200A:2023 for consumer products containing button/coin batteries has officially entered into force on October 23, 2023. 16 CFR 1263 also came into effect on the same day. The U.S. Consumer Product Safety Commission (CPSC) will grant a 180-day enforcement transition period from September 21, 2023 to March 19, 2024. The enforcement date of 16 CFR 1263 is March 2024. 19th.

Detailed explanation of UL 4200A-2023 standard

1) Applicable product range:

1.1 These requirements cover household products that contain or may use button or coin batteries.

1.2 These requirements do not include products exclusively using zinc-air battery technology.

1.2A These requirements do not include toy products that meet the battery accessibility and labeling requirements of ASTM F963 "Toy Safety Standard".

1.3 These requirements apply to consumer products containing button or coin batteries.

They do not apply to products that because of their intended purpose and instructions are not intended for use in places where children may come into contact, such as products intended for professional use or commercial use in places where children are not usually or usually present.

1.4 These requirements are intended to supplement other safety requirements for products containing coin or coin batteries, but not to replace specific requirements contained in other safety standards to mitigate the physiological hazards of coin or coin batteries.

2) Definition of button battery or coin battery:

A single cell with a maximum diameter not exceeding 32 mm (1.25 inches) and a diameter greater than its height.

3) Structural requirements:

Products using button/coin batteries should be designed to minimize the risk of children removing, ingesting or inhaling the batteries. Battery compartments must be secured so that they require the use of a tool or at least two separate and simultaneous hand movements to open, and these two opening movements cannot be accomplished by a single finger movement. And after performance testing, the battery compartment door/cover shall not be opened and shall remain functional. Batteries should be inaccessible.

4) Performance test:

Including stress release test, drop test, impact test, squeeze test, torsion test, pull test, pressure test and safety test.