Button Cell Battery Insulator Rings
Plastic insulator rings that separate anode and cathode in silver oxide button primary batteries (e.g., SR44). These rings prevent internal short circuits in coin-shaped non-rechargeable cells, serving as integral safety parts of primary batteries.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the rings are generic plastic insulators not specifically designed for primary batteries.
Heading 39.26 covers other articles of plastics, but when dedicated to primary batteries, they fall under heading 85.06.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the rings are specifically shaped for primary battery assembly and not generic plastic washers
• Maintain clear documentation of the battery types they are designed for
• Check if the rings are subject to Canadian electrical safety regulations for battery components
Related Products under Tariff item 8506.90.00
9V Alkaline Battery Snap Connectors
Plastic snap connector assemblies with metal contacts designed for 9V alkaline primary battery tops, enabling standard PP3 connections in non-rechargeable blocks. These connectors are essential parts for primary batteries, ensuring secure electrical contact and functionality.
AA Alkaline Battery End Caps
Metal end caps used to seal the positive and negative terminals of AA alkaline primary batteries. These parts are critical for containing electrochemical components and ensuring electrical connectivity during battery use, qualifying as parts of primary batteries.
Alkaline Battery Separator Membranes
Microporous cellulose-based membranes that separate electrodes in AA/AAA alkaline primary batteries while allowing electrolyte flow. These critical parts prevent short circuits in non-rechargeable cells, making them essential components of primary batteries.
CR2032 Lithium Battery Current Collectors
Nickel-plated steel current collector discs for CR2032 coin lithium primary batteries. These discs conduct electrons between active materials and terminals in non-rechargeable cells, making them essential parts of primary batteries.
Lithium Primary Battery Cathode Sheets
Pre-cut cathode sheets made from manganese dioxide and lithium compounds for use in CR123A lithium primary batteries. These sheets form the positive electrode in the non-rechargeable cell assembly, qualifying as parts of primary batteries.
Lithium Thionyl Chloride Battery Headers
Hermetic glass-to-metal seal headers for 3.6V lithium thionyl chloride primary batteries used in meters. These headers provide leak-proof electrolyte containment, ensuring safe and reliable operation of industrial primary cells.