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Sony Silver Oxide SR44 Battery

The Sony Silver Oxide SR44 Battery is a 11.6mm diameter silver oxide primary cell designed for medical devices and instruments. It provides high energy density suitable for low-power continuous applications, making it reliable for precision equipment. This product falls under tariff item 8506.40.00 as a silver oxide primary battery.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳China7%—7%
🇲🇽Mexico7%—7%
🇺🇸United States7%—7%
🇩🇪Germany7%—7%
🇯🇵Japan7%—7%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8506.10.10Lower: Free vs 7%

If the battery is manganese dioxide based

Manganese dioxide primary cells are classified under a different subheading within primary batteries.

8506.90.00Lower: Free vs 7%

If importing parts of primary batteries

Parts of primary cells and batteries are classified separately under the same heading.

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

• Ensure the battery is properly labeled with its chemical composition (silver oxide) to facilitate CBSA classification

• Verify that the battery meets Canadian transportation regulations for lithium-free primary cells

• Keep invoices and product specifications handy for customs clearance

Related Products under Tariff item 8506.40.00

377 Silver Oxide Watch Battery

The 377 (SR626/377) silver oxide button battery is a primary non-rechargeable coin cell used in quartz watches and instruments, with a volume under 300 cm³. Its silver oxide electrolyte and compact design classify it under tariff item 8506.40.00 for silver oxide primary cells.

AG13 Silver Oxide Calculator Battery

AG13 silver oxide button cells are primary non-rechargeable coin batteries used in calculators and remotes, with a volume under 300 cm³. Their silver oxide chemistry and compact form classify them under tariff item 8506.40.00 for silver oxide primary cells.

Duracell D303/357 Silver Oxide Cell

Duracell D303/357 silver oxide primary cells are compact button batteries designed for watches, remote controls, and precision instruments. Their silver oxide chemistry and small external volume (under 300 cm³) place them squarely under tariff item 8506.40.00, which covers silver oxide primary cells and batteries.

Duracell PX76A Silver Oxide Lantern Battery

Duracell PX76A silver oxide A76 equivalent batteries are compact primary cells with a volume of approximately 0.25 cm³, used in small lanterns and remotes. Their silver oxide chemistry and small size classify them under tariff item 8506.40.00 for silver oxide primary cells.

Duracell Silver Oxide D377 Hearing Aid Battery

The Duracell D377 is a silver oxide cell optimized for digital hearing instruments, featuring advanced seal technology to prevent leakage. As a primary cell with a small volume, it falls under tariff item 8506.40.00 for silver oxide primary batteries.

Energizer LR44 Silver Oxide Button Cell Battery

The Energizer LR44 is a small silver oxide button cell battery with an external volume under 300 cm³, commonly used in watches, calculators, and small electronics. It is a primary cell that converts chemical energy into electrical energy without being rechargeable, which places it under tariff item 8506.40.00 for silver oxide primary cells.