Code 8533 40 · Heading 8533

Variable resistors, including rheostats and potentiometers, excluding variable wirewound resistors and thermistors

This covers variable electrical resistors, including rheostats and potentiometers. It does not cover variable wirewound resistors or thermistors; the children separate the products by whether their power is 20 W or less or over 20 W.

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See the official tariff text

Official tariff text

Electrical variable resistors, incl. rheostats and potentiometers (excl. wirewound variable resistors and heating resistors)

The path to this code

Every code is reached through these choices, one level at a time.

Step 4 of 4

Step 1 · Section XVI Machinery and mechanical appliances; electrical equ…
Is the product a machine, apparatus or mechanical tool, or is it electrical equipment, a sound recorder or player, or a television image and sound recorder or player?
✓
Step 2 · Chapter 85 Electrical machinery and equipment and parts thereo… 2 of 2 chapters in section XVI
What is the product: an electrical motor, generator or converter; a transformer or electrical converter; a magnet; a primary cell or battery; an accumulator; a household appliance; a shaver or hair-removal appliance; equipment for an internal-combustion engine, vehicle or bicycle; a portable lamp; an industrial or laboratory heating appliance; soldering or welding equipment; another electrical heating appliance; a telephone or other data-communication device; sound equipment; video equipment or recording media; a display module; a radio, television, radar, navigation or remote-control device; electrical control, switching, lighting, semiconductor, circuit, cable or insulation equipment; another electrical machine or apparatus; or electrical and electronic waste or scrap?
✓
Step 3 · Heading 8533 Electrical resistors, incl. rheostats and potentiom… 32 of 48 headings under chapter 85
Is it a fixed resistor, a fixed carbon or film resistor, a variable wirewound resistor including a rheostat or potentiometer, another variable resistor including a rheostat or potentiometer, or a part for one of these?
✓
Step 4 · Subheading 8533 40 Electrical variable resistors, incl. rheostats and … 6 of 7 subheadings under heading 8533
Is the variable resistor's power 20 W or less, or is it over 20 W?

Full 8-digit codes

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2 codes below this one

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8533 10 Fixed carbon resistors, composition or film types (excl. heating resistors) 0.0%
8533 21 Fixed electrical resistors for a power handling capacity <= 20 W (excl. heating resistors) 0.0%
8533 29 Fixed electrical resistors for a power handling capacity > 20 W (excl. heating resistors) 0.0%
8533 31 Wirewound variable electrical resistors, incl. rheostats and potentiometers, for a power handling capacity <= 20 W (excl. heating resistors) 0.0%
8533 39 Wirewound variable electrical resistors, incl. rheostats and potentiometers, for a power handling capacity > 20 W (excl. heating resistors) 0.0%
8533 40 Electrical variable resistors, incl. rheostats and potentiometers (excl. wirewound variable resistors and heating resistors) you are here 0.0%
8533 90 Parts of electrical resistors, incl. rheostats and potentiometers, n.e.s. 0.0%

Export to Norway

What Norwegian customs charges when goods like these are imported into Norway.

85.33.4000

Other variable resistors, including rheostats and potentiometers

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU origin to use this rate.

Norwegian tariff data version 1.5/1.2, last checked Aug. 9, 2026.

Contains data from Norwegian Customs (data.toll.no), licensed under CC BY 4.0, adapted for display.

Export to the United Kingdom

What UK customs charges when goods like these are imported into the UK.

All 2 UK lines under this code

They all have the same duty rates shown here.

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.

These rates apply in Great Britain. Different rules may apply for goods entering Northern Ireland.

UK tariff data version v4.0.1576, last checked Aug. 9, 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Source: UK Department for Business and Trade (data.api.trade.gov.uk).

Check the neighbouring codes

The codes just before and after this one, in case a nearby group fits better.

See all 7 codes at this level

Previous code 8533 39

Wirewound variable electrical resistors, incl. rheostats and potentio…

you are here 8533 40

Electrical variable resistors, incl. rheostats and potentiometers (ex…

Next code 8533 90

Parts of electrical resistors, incl. rheostats and potentiometers, n.…

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with SKAT, TARIC, Norwegian Customs or the UK Online Trade Tariff before you file. The rate you pay can also depend on the country of origin. These are base customs duties only: import VAT, excise duties, anti-dumping duties and safeguard or quota measures are not included.