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Commodity code · Chapter 90

90304000 — Instruments and apparatus for measuring or checking electrical quantit

Commodity code 90304000 covers instruments and apparatus for measuring or checking electrical quantities, specifically for telecommunications, e.g. cro, within HMRC chapter 90 (optical, photographic and medical instruments). 275 UK businesses filed customs declarations against this code in the last six months, across 49 counties and 169 towns.

Refreshed every 24 hours · last run 25/08/2026 at 11:41HMRC release in view: Jun 26Snapshot: 2026-08-25.1

275Businesses trading
49Counties
169Towns
5,283Import declarations

Counties trading under 90304000

Where the businesses using this commodity code are based.

Greater London

20 towns
39 businessesView →

Berkshire

8 towns
23 businessesView →

Aberdeen City

1 town
20 businessesView →

Hampshire

9 towns
15 businessesView →

Surrey

9 towns
14 businessesView →

Buckinghamshire

5 towns
12 businessesView →

West Sussex

6 towns
11 businessesView →

Cambridgeshire

4 towns
10 businessesView →

Hertfordshire

7 towns
9 businessesView →

Bedfordshire

5 towns
8 businessesView →

Essex

7 towns
8 businessesView →

Oxfordshire

6 towns
7 businessesView →

Warwickshire

3 towns
6 businessesView →

West Yorkshire

5 towns
6 businessesView →

West Midlands

5 towns
6 businessesView →

Greater Manchester

5 towns
6 businessesView →

Kent

5 towns
5 businessesView →

Somerset

5 towns
5 businessesView →

Gloucestershire

3 towns
4 businessesView →

Northamptonshire

3 towns
4 businessesView →

Suffolk

4 towns
4 businessesView →

East Sussex

2 towns
4 businessesView →

Clwyd

4 towns
4 businessesView →

North Yorkshire

4 towns
4 businessesView →

Businesses importing under 90304000

The most active 3 of 275. Log in to see them all.

Most active business

MICROMASS LIMITED

Wilmslow, Cheshire 317 import declarations 275 export declarations SK9 *Ch. 27Ch. 28Ch. 29Ch. 30 Active in 6 of the last 6 months

Recent shipments include articles of plastics and articles of other materials of heading 3901 to 3914, n.e.s (excl. goods of 9619), mass spectrometers.

▲ Expected to increase by 15.8% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity317 in the last 6 months
MICROMASS LIMITED — Jul 24: 45 import declarations (historic)MICROMASS LIMITED — Aug 24: 45 import declarations (historic)MICROMASS LIMITED — Sep 24: 42 import declarations (historic)MICROMASS LIMITED — Oct 24: 49 import declarations (historic)MICROMASS LIMITED — Nov 24: 47 import declarations (historic)MICROMASS LIMITED — Dec 24: 57 import declarations (historic)MICROMASS LIMITED — Jan 25: 44 import declarations (historic)MICROMASS LIMITED — Feb 25: 53 import declarations (historic)MICROMASS LIMITED — Mar 25: 54 import declarations (historic)MICROMASS LIMITED — Apr 25: 52 import declarations (historic)MICROMASS LIMITED — May 25: 47 import declarations (historic)MICROMASS LIMITED — Jun 25: 45 import declarations (historic)MICROMASS LIMITED — Jul 25: 52 import declarations (historic)MICROMASS LIMITED — Aug 25: 54 import declarations (historic)MICROMASS LIMITED — Sep 25: 52 import declarations (historic)MICROMASS LIMITED — Oct 25: 65 import declarations (historic)MICROMASS LIMITED — Nov 25: 70 import declarations (historic)MICROMASS LIMITED — Dec 25: 62 import declarations (historic)MICROMASS LIMITED — Jan 26: 60 import declarations (current 6-month window)MICROMASS LIMITED — Feb 26: 51 import declarations (current 6-month window)MICROMASS LIMITED — Mar 26: 57 import declarations (current 6-month window)MICROMASS LIMITED — Apr 26: 45 import declarations (current 6-month window)MICROMASS LIMITED — May 26: 53 import declarations (current 6-month window)MICROMASS LIMITED — Jun 26: 51 import declarations (current 6-month window)MICROMASS LIMITED — Jul 26: 60 import declarations (modelled forecast)MICROMASS LIMITED — Aug 26: 63 import declarations (modelled forecast)MICROMASS LIMITED — Sep 26: 60 import declarations (modelled forecast)
Exports — 2 years of monthly activity275 in the last 6 months
MICROMASS LIMITED — Jul 24: 67 export declarations (historic)MICROMASS LIMITED — Aug 24: 52 export declarations (historic)MICROMASS LIMITED — Sep 24: 59 export declarations (historic)MICROMASS LIMITED — Oct 24: 51 export declarations (historic)MICROMASS LIMITED — Nov 24: 47 export declarations (historic)MICROMASS LIMITED — Dec 24: 59 export declarations (historic)MICROMASS LIMITED — Jan 25: 43 export declarations (historic)MICROMASS LIMITED — Feb 25: 49 export declarations (historic)MICROMASS LIMITED — Mar 25: 45 export declarations (historic)MICROMASS LIMITED — Apr 25: 56 export declarations (historic)MICROMASS LIMITED — May 25: 50 export declarations (historic)MICROMASS LIMITED — Jun 25: 57 export declarations (historic)MICROMASS LIMITED — Jul 25: 54 export declarations (historic)MICROMASS LIMITED — Aug 25: 50 export declarations (historic)MICROMASS LIMITED — Sep 25: 51 export declarations (historic)MICROMASS LIMITED — Oct 25: 52 export declarations (historic)MICROMASS LIMITED — Nov 25: 49 export declarations (historic)MICROMASS LIMITED — Dec 25: 54 export declarations (historic)MICROMASS LIMITED — Jan 26: 53 export declarations (current 6-month window)MICROMASS LIMITED — Feb 26: 42 export declarations (current 6-month window)MICROMASS LIMITED — Mar 26: 46 export declarations (current 6-month window)MICROMASS LIMITED — Apr 26: 38 export declarations (current 6-month window)MICROMASS LIMITED — May 26: 50 export declarations (current 6-month window)MICROMASS LIMITED — Jun 26: 46 export declarations (current 6-month window)MICROMASS LIMITED — Jul 26: 50 export declarations (modelled forecast)MICROMASS LIMITED — Aug 26: 46 export declarations (modelled forecast)MICROMASS LIMITED — Sep 26: 47 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
✦ Research this business Open their official record, run AI research, or find the people who make the freight decisions.
Among the most active

APC TECHNOLOGY GROUP LTD

Rochester, Kent 300 import declarations 95 export declarations ME1 *Ch. 21Ch. 30Ch. 38Ch. 39 Active in 6 of the last 6 months

Recent shipments include instruments and apparatus for measuring or checking voltage, current, resistance or electrical power, with recording device (excl. multimeters, and oscilloscopes and oscillographs), electrical machines and apparatus, having individual functions, n.e.s. in chapter 85.

▲ Expected to increase by 7.1% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity300 in the last 6 months
APC TECHNOLOGY GROUP LTD — Jul 24: 44 import declarations (historic)APC TECHNOLOGY GROUP LTD — Aug 24: 52 import declarations (historic)APC TECHNOLOGY GROUP LTD — Sep 24: 43 import declarations (historic)APC TECHNOLOGY GROUP LTD — Oct 24: 42 import declarations (historic)APC TECHNOLOGY GROUP LTD — Nov 24: 47 import declarations (historic)APC TECHNOLOGY GROUP LTD — Dec 24: 44 import declarations (historic)APC TECHNOLOGY GROUP LTD — Jan 25: 41 import declarations (historic)APC TECHNOLOGY GROUP LTD — Feb 25: 48 import declarations (historic)APC TECHNOLOGY GROUP LTD — Mar 25: 57 import declarations (historic)APC TECHNOLOGY GROUP LTD — Apr 25: 43 import declarations (historic)APC TECHNOLOGY GROUP LTD — May 25: 49 import declarations (historic)APC TECHNOLOGY GROUP LTD — Jun 25: 43 import declarations (historic)APC TECHNOLOGY GROUP LTD — Jul 25: 43 import declarations (historic)APC TECHNOLOGY GROUP LTD — Aug 25: 55 import declarations (historic)APC TECHNOLOGY GROUP LTD — Sep 25: 43 import declarations (historic)APC TECHNOLOGY GROUP LTD — Oct 25: 54 import declarations (historic)APC TECHNOLOGY GROUP LTD — Nov 25: 47 import declarations (historic)APC TECHNOLOGY GROUP LTD — Dec 25: 48 import declarations (historic)APC TECHNOLOGY GROUP LTD — Jan 26: 53 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Feb 26: 49 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Mar 26: 49 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Apr 26: 45 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — May 26: 51 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Jun 26: 53 import declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Jul 26: 46 import declarations (modelled forecast)APC TECHNOLOGY GROUP LTD — Aug 26: 59 import declarations (modelled forecast)APC TECHNOLOGY GROUP LTD — Sep 26: 46 import declarations (modelled forecast)
Exports — 2 years of monthly activity95 in the last 6 months
APC TECHNOLOGY GROUP LTD — Jul 24: 14 export declarations (historic)APC TECHNOLOGY GROUP LTD — Aug 24: 13 export declarations (historic)APC TECHNOLOGY GROUP LTD — Sep 24: 6 export declarations (historic)APC TECHNOLOGY GROUP LTD — Oct 24: 11 export declarations (historic)APC TECHNOLOGY GROUP LTD — Nov 24: 10 export declarations (historic)APC TECHNOLOGY GROUP LTD — Dec 24: 15 export declarations (historic)APC TECHNOLOGY GROUP LTD — Jan 25: 6 export declarations (historic)APC TECHNOLOGY GROUP LTD — Feb 25: 8 export declarations (historic)APC TECHNOLOGY GROUP LTD — Mar 25: 13 export declarations (historic)APC TECHNOLOGY GROUP LTD — Apr 25: 10 export declarations (historic)APC TECHNOLOGY GROUP LTD — May 25: 13 export declarations (historic)APC TECHNOLOGY GROUP LTD — Jun 25: 10 export declarations (historic)APC TECHNOLOGY GROUP LTD — Jul 25: 7 export declarations (historic)APC TECHNOLOGY GROUP LTD — Aug 25: 6 export declarations (historic)APC TECHNOLOGY GROUP LTD — Sep 25: 13 export declarations (historic)APC TECHNOLOGY GROUP LTD — Oct 25: 9 export declarations (historic)APC TECHNOLOGY GROUP LTD — Nov 25: 16 export declarations (historic)APC TECHNOLOGY GROUP LTD — Dec 25: 6 export declarations (historic)APC TECHNOLOGY GROUP LTD — Jan 26: 19 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Feb 26: 14 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Mar 26: 14 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Apr 26: 18 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — May 26: 15 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Jun 26: 15 export declarations (current 6-month window)APC TECHNOLOGY GROUP LTD — Jul 26: 8 export declarations (modelled forecast)APC TECHNOLOGY GROUP LTD — Aug 26: 7 export declarations (modelled forecast)APC TECHNOLOGY GROUP LTD — Sep 26: 15 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
✦ Research this business Open their official record, run AI research, or find the people who make the freight decisions.
Among the most active

ALCATEL SUBMARINE NETWORKS U K LTD

Greenwich, Greater London 278 import declarations 102 export declarations SE10 *Ch. 32Ch. 35Ch. 38Ch. 39 Active in 6 of the last 6 months

Recent shipments include optical appliances and instruments, n.e.s. in chapter 90, cases, boxes, crates, drums and similar packings, of wood; cable-drums of wood.

▲ Expected to increase by 21.6% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity278 in the last 6 months
ALCATEL SUBMARINE NETWORKS U K LTD — Jul 24: 40 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 24: 36 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 24: 32 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Oct 24: 38 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Nov 24: 37 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Dec 24: 40 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jan 25: 34 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Feb 25: 37 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Mar 25: 38 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Apr 25: 40 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — May 25: 34 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jun 25: 31 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jul 25: 37 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 25: 32 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 25: 42 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Oct 25: 52 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Nov 25: 39 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Dec 25: 46 import declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jan 26: 41 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Feb 26: 44 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Mar 26: 48 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Apr 26: 47 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — May 26: 50 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Jun 26: 48 import declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Jul 26: 45 import declarations (modelled forecast)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 26: 39 import declarations (modelled forecast)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 26: 51 import declarations (modelled forecast)
Exports — 2 years of monthly activity102 in the last 6 months
ALCATEL SUBMARINE NETWORKS U K LTD — Jul 24: 14 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 24: 11 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 24: 26 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Oct 24: 20 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Nov 24: 21 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Dec 24: 17 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jan 25: 20 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Feb 25: 21 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Mar 25: 19 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Apr 25: 19 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — May 25: 17 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jun 25: 21 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jul 25: 13 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 25: 10 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 25: 11 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Oct 25: 22 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Nov 25: 23 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Dec 25: 14 export declarations (historic)ALCATEL SUBMARINE NETWORKS U K LTD — Jan 26: 20 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Feb 26: 14 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Mar 26: 15 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Apr 26: 16 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — May 26: 17 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Jun 26: 20 export declarations (current 6-month window)ALCATEL SUBMARINE NETWORKS U K LTD — Jul 26: 11 export declarations (modelled forecast)ALCATEL SUBMARINE NETWORKS U K LTD — Aug 26: 9 export declarations (modelled forecast)ALCATEL SUBMARINE NETWORKS U K LTD — Sep 26: 9 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
✦ Research this business Open their official record, run AI research, or find the people who make the freight decisions.

272 more businesses trade under 90304000

Log in to see every business using this commodity code, with contacts, Companies House records and AI research.

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About commodity code 90304000

What goods does commodity code 90304000 cover?

Instruments and apparatus for measuring or checking electrical quantities, specifically for telecommunications, e.g. cro. It sits in HMRC chapter 90, optical, photographic and medical instruments. Every UK customs declaration carries a code like this one to classify the goods being moved.

How many UK businesses import under 90304000?

275 businesses filed customs declarations against code 90304000 in the last six months, spread across 49 counties and 169 towns, totalling 5,283 import declarations.

Which parts of the UK trade the most under 90304000?

The busiest counties are Greater London (39 businesses), Berkshire (23 businesses), Aberdeen City (20 businesses). Open any county to see the towns and the businesses behind it.