Audio Amplifier Protection Fuse from China

Slow-blow fuse designed for high-fidelity audio amplifiers, allowing brief inrush currents during power-on while protecting against sustained overloads under 1,000V. Common in consumer hi-fi equipment. HTS 8536.10.00 classification.

Duty Rate — China → United States

37.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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

Audio fuses sized for transformer inrush; document power-on surge characteristics

Hi-fi market sensitive to sound quality; minor spec variations affect performance

Often replaced by DIY enthusiasts; counterfeit risk high, verify supplier authenticity