Code 8504 10 · Heading 8504

Reactors for discharge lamps and tubes, excluding induction coils

This category covers reactors for discharge lamps and discharge tubes. It excludes induction coils, whether or not they have a connected capacitor.

For example

Reactor for a discharge lamp
Reactor for a discharge tube

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See the official tariff text

Official tariff text

Ballasts for discharge lamps or tubes

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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 8504 Electrical transformers, static converters, e.g. re… 4 of 48 headings under chapter 85
What is the item: a reactor for discharge lamps or tubes; a liquid-insulated transformer with a power of <= 650 kVA, > 650 kVA but <= 10.000 kVA, or > 10.000 kVA; a dry transformer with a power of <= 1 kVA, > 1 kVA but <= 16 kVA, > 16 kVA but <= 500 kVA, or > 500 kVA; another transformer with a power of > 1 kVA but <= 16 kVA; a static converter; an induction coil other than one for discharge lamps or tubes; or a part for transformers and induction coils?
✓
Step 4 · Subheading 8504 10 Ballasts for discharge lamps or tubes 1 of 11 subheadings under heading 8504
Is it an induction coil, with or without a connected capacitor?

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Classification decides the rate here: from 0.0% to 3.7%.

Export to Norway

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

85.04.1000

Ballasts for discharge lamps or tubes

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. 3, 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 4 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. 3, 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 11 codes at this level

you are here 8504 10

Ballasts for discharge lamps or tubes

Next code 8504 21

Liquid dielectric transformers, having a power handling capacity <= 6…

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.