47 Ohm 20W Wirewound Resistor
Heavy-duty 47 ohm wirewound resistor at maximum 20W rating for audio amplifiers and power filtering. Meets HTS 8533.21.00.80 criteria as fixed, non-heating wirewound under 20W. Features aluminum housing for heat dissipation.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed primarily for heating in appliances
Heating resistors explicitly excluded from 8533, go to electric heating apparatus heading.
If mounted on printed circuit boards as connectors
Circuit board components with connector function classified under 8536 as electrical connectors.
If hybrid integrated circuits containing resistor elements
ICs with embedded resistors classified by hybrid circuit function in 8542.
Not sure which classification is right?
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Import Tips & Compliance
• Confirm power handling does not exceed 20W via thermal testing data to stay within subheading
• Separate from heating resistors by providing application specs showing circuit protection use
• Use HS explanatory notes to justify wirewound classification during customs review
Related Products under HTS 8533.21.00.80
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A precision wirewound resistor rated at 10 ohms with 5-watt power handling capacity, designed for fixed resistance applications in electronic circuits. It falls under HTS 8533.21.00.80 as a fixed wirewound resistor not exceeding 20W power handling, excluding heating types. Commonly used in power supplies and amplifiers for current limiting.
100 Ohm 10W Wirewound Resistor
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1k Ohm 3W Wirewound Resistor
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2.2k Ohm 2W Axial Wirewound Resistor
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