SR44 Silver Oxide Coin Cell Battery from Canada
SR44 is a 1.55V silver oxide button battery with stable voltage output for watches and hearing aids. It qualifies for HTS 8506.80.0010 as a primary coin cell battery using silver oxide chemistry in button form, non-rechargeable by design.
Duty Rate — Canada → United States
12.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare silver content accurately for HTS verification; silver oxide cells require specific chemistry disclosure
• Ensure child-resistant packaging compliance for consumer imports; bulk shipments need hazmat labeling