8540 Thermionic, cold cathode or photo-cathode valves and tubes (e.g. vacuum, vapour, gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode-ray and television camera tubes)
UK Global Tariff · MFN rates · Chapter 85, Electrical machinery and equipment and parts thereof; sound recorders and reproducers; television image and sound recorders and reproducers, parts and accessories of such articles
CodeDescriptionMFN rate
8540.11 Tubes; cathode-ray television picture tubes, including video monitor cathode-ray tubes, colour
- 8540.11.00.10 For use in certain types of aircraftFree
- 8540.11.00.90 OtherFree
8540.12 Tubes; cathode-ray television picture tubes, including video monitor cathode-ray tubes, monochrome
- 8540.12.00.10 For use in certain types of aircraftFree
- 8540.12.00.90 OtherFree
8540.20 Tubes; television camera tubes, image converters and intensifiers, other photo-cathode tubes
- Television camera tubes
- 8540.20.10.10 For use in certain types of aircraftFree
- 8540.20.10.90 OtherFree
- Other
- 8540.20.80.10 For use in certain types of aircraftFree
- Other
- 8540.20.80.91 PhotomultiplierFree
- 8540.20.80.99 OtherFree
8540.40 Tubes; data/graphic display tubes, monochrome; data/graphic display tubes, colour, with a phosphor dot screen pitch smaller than 0.4mm
- 8540.40.00.10 For use in certain types of aircraftFree
- 8540.40.00.90 OtherFree
8540.60 Tubes; cathode ray, n.e.c. in heading no. 8540
- 8540.60.00.10 For use in certain types of aircraftFree
- 8540.60.00.80 OtherFree
8540.71 Tubes; microwave, magnetrons, excluding grid-controlled tubes
- 8540.71.00.10 For use in certain types of aircraftFree
- 8540.71.00.90 OtherFree
8540.79 Tubes; microwave (for example klystrons, travelling wave tubes, carlinotrons), excluding magnetrons and grid-controlled tubes
- 8540.79.00.10 For use in certain types of aircraftFree
- 8540.79.00.90 OtherFree
8540.81 Valves and tubes; receiver or amplifier
- 8540.81.00.10 For use in certain types of aircraftFree
- 8540.81.00.90 OtherFree
8540.89 Valves and tubes; n.e.c. in heading no. 8540
- 8540.89.00.10 For use in certain types of aircraftFree
- Other
- 8540.89.00.91 Displays in the form of a tube consisting of a glass housing mounted on a board the dimensions of which do not exceed 300 mm × 350 mm excluding leads. the tube contains one or more rows of characters or lines arranged in rows, each character or line consisting of fluorescent or phosphorescent elements. these elements are mounted on a metallised base which is covered with fluorescent substances or phosphorescent salts which give off light when bombarded with electronsFree
- 8540.89.00.99 OtherFree
8540.91 Tubes; parts of cathode-ray tubes
- 8540.91.00.10 For use in certain types of aircraftFree
- 8540.91.00.20 Thermionic electron source (emitter point) of lanthanum hexaboride (cas rn 12008-21-8) or cerium hexaboride (cas rn 12008-02-5), with electric connectors - with or without a metal housing, - with or without a graphite carbon shield mounted in a mini-vogel type system, - with or without separate pyrolytic carbon blocks used as heating elements, and - a cathode temperature of less than 1 800 k at a filament current of 1,26 aFree
- 8540.91.00.90 OtherFree
8540.99 Valves and tubes; parts of the valves and tubes of heading no. 8540, excluding parts of cathode-ray tubes
- 8540.99.00.10 For use in certain types of aircraftFree
- 8540.99.00.90 OtherFree
MFN rates from the UK Global Tariff as published, without preferences, quotas, trade remedies or additional measures. Inferred works those out for each product and origin. Whether a product from this heading qualifies for a lower rate depends on each agreement's product-specific rule for it, under the agreements we cover.
Every line in chapter 85