New

Ask Wove anything about tariffs.

Try Tariff Assistant

SR41 Silver Oxide Button Cell from China

SR41 button cells (7.9mm x 3.6mm) are silver oxide primary batteries for precision devices, volume well under 300 cm³. HTS 8506.40.1010 applies to these flat coin-style non-rechargeable cells. Used in medical timers and photo meters.

Duty Rate — China → United States

40.2%

Rate breakdown

9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Import Tips

• Test for open-circuit voltage >1.55V to confirm fresh primary cells vs spent (8549.11 classification)

• Label with 'Primary Battery - Do Not Recharge' to prevent consumer misuse and support classification

• For EU imports, comply with Battery Directive marking requirements even for US market entry