Import/export HS code 850431: Transformers up to 1 kVA
Small transformers with a power capacity of 1 kVA or less
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| China | 47,036,179 |
| United States | 21,661,383 |
| Germany | 18,478,356 |
| Italy | 17,698,135 |
| Spain | 16,521,239 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 23,747,705 | 23,288,474 | -459,231 |
| United States | 9,994,381 | 11,667,002 | +1,672,621 |
| Germany | 8,767,777 | 9,710,579 | +942,802 |
| Italy | 7,365,220 | 10,332,915 | +2,967,695 |
| Spain | 9,307,307 | 7,213,932 | -2,093,375 |
| France | 4,595,002 | 6,138,292 | +1,543,290 |
| China, Hong Kong Special Administrative Region | 4,069,196 | 4,392,048 | +322,852 |
| Switzerland | 4,275,293 | 1,405,611 | -2,869,682 |
| Netherlands | 2,052,173 | 2,450,766 | +398,593 |
| India | 1,405,861 | 3,017,631 | +1,611,770 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| China | 63,421,412 |
| United States | 19,808,477 |
| Italy | 19,406,213 |
| Spain | 17,153,096 |
| Germany | 13,411,707 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 31,403,323 | 32,018,089 | +614,766 |
| United States | 8,786,161 | 11,022,316 | +2,236,155 |
| Italy | 7,801,146 | 11,605,067 | +3,803,921 |
| Spain | 9,564,779 | 7,588,317 | -1,976,462 |
| Germany | 6,384,503 | 7,027,204 | +642,701 |
| Switzerland | 4,204,098 | 1,553,136 | -2,650,962 |
| India | 1,526,239 | 3,340,658 | +1,814,419 |
| Sri Lanka | 2,475,693 | 2,147,834 | -327,859 |
| France | 2,145,073 | 2,194,790 | +49,717 |
| United Kingdom | 1,927,853 | 1,820,228 | -107,625 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 125 |
| Inner London - West | 99 |
| Surrey, East and West Sussex | 99 |
| Greater Manchester | 85 |
| Bedfordshire and Hertfordshire | 68 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 93 | 76 | -17 |
| Inner London - West | 65 | 62 | -3 |
| Surrey, East and West Sussex | 71 | 76 | +5 |
| Greater Manchester | 62 | 54 | -8 |
| Bedfordshire and Hertfordshire | 54 | 46 | -8 |
| Hampshire and Isle of Wight | 42 | 39 | -3 |
| Herefordshire, Worcestershire and Warwickshire | 44 | 41 | -3 |
| West Midlands | 38 | 40 | +2 |
| Essex | 46 | 39 | -7 |
| Leicestershire, Rutland and Northamptonshire | 32 | 33 | +1 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 67,372,539 |
| Roll on Roll off (RORO) | 64,335,457 |
| Sea transport (not vehicle on ferry) | 60,152,441 |
| Other | 1,419,354 |
| Road transport | 688,415 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 29,394,131 | 37,978,408 | +8,584,277 |
| Roll on Roll off (RORO) | 33,691,647 | 30,643,810 | -3,047,837 |
| Sea transport (not vehicle on ferry) | 29,286,104 | 30,866,337 | +1,580,233 |
| Other | 723,127 | 696,227 | -26,900 |
| Road transport | 142,437 | 545,978 | +403,541 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Dover | 27,841,079 |
| Felixstowe | 24,766,556 |
| London Heathrow Airport | 18,267,508 |
| East Midlands Airport | 17,745,507 |
| Southampton | 14,854,398 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Dover | 12,252,560 | 15,588,519 | +3,335,959 |
| Felixstowe | 13,593,907 | 11,172,649 | -2,421,258 |
| London Heathrow Airport | 7,269,341 | 10,998,167 | +3,728,826 |
| East Midlands Airport | 8,661,111 | 9,084,396 | +423,285 |
| Southampton | 8,728,070 | 6,126,328 | -2,601,742 |
| London Stansted Airport | 6,889,405 | 7,159,531 | +270,126 |
| Eurotunnel | 5,125,842 | 4,951,405 | -174,437 |
| London | 3,497,210 | 3,703,090 | +205,880 |
| Birmingham Airport | 2,598,410 | 3,779,859 | +1,181,449 |
| London Gateway Port | 1,646,358 | 4,325,154 | +2,678,796 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Wholesale trade, except of motor vehicles and motorcycles | 348 |
| Manufacture of electrical equipment | 185 |
| Manufacture of computer, electronic and optical products | 164 |
| Retail trade, except of motor vehicles and motorcycles | 138 |
| Manufacture of machinery and equipment n.e.c. | 99 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-01 | 241 |
| 2025-11 | 268 |
| 2025-10 | 305 |
| 2025-09 | 266 |
| 2025-08 | 253 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| TDK-LAMBDA UK LIMITED | 120 |
| SIEMENS PLC | 120 |
| HAMMOND ELECTRONICS LIMITED | 120 |
| GE AVIATION SYSTEMS LIMITED | 117 |
| PENNY & GILES CONTROLS LIMITED | 115 |
| AVTRADE LIMITED | 110 |
| ARGOS LIMITED | 109 |
| SCHNEIDER ELECTRIC LIMITED | 109 |
| MOOG WOLVERHAMPTON LIMITED | 108 |
| SAFRAN ELECTRICAL & POWER UK LTD | 107 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 584 |
| 54m+ | 564 |
| 15m-54m | 195 |
| 0-1m | 112 |
| Other | 105 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Exports by country
What this shows: Export market volume by destination country from the UK.
Top 5 values
| Country | £ |
|---|---|
| United States | 19,174,396 |
| France | 8,703,987 |
| Germany | 7,556,912 |
| China | 6,569,600 |
| Ireland | 6,376,035 |
Export countries rank shift: first 12 months vs second 12 months
What this shows: Destination countries are on both sides of the Sankey. Left side is sorted by first 12-month export volume, right side by second 12-month export volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| United States | 9,539,124 | 9,635,272 | +96,148 |
| France | 4,340,198 | 4,363,789 | +23,591 |
| Germany | 3,409,591 | 4,147,321 | +737,730 |
| China | 3,451,146 | 3,118,454 | -332,692 |
| Ireland | 3,473,174 | 2,902,861 | -570,313 |
| Netherlands | 2,129,497 | 2,471,841 | +342,344 |
| United Arab Emirates | 1,272,641 | 3,214,874 | +1,942,233 |
| Singapore | 1,762,687 | 1,862,660 | +99,973 |
| Italy | 1,493,990 | 1,948,296 | +454,306 |
| Philippines | 2,137,929 | 1,188,750 | -949,179 |
Exports by country of origin
What this shows: Export volume by production origin country. For re-exports, indicates where goods originated before UK export.
Top 5 values
| Origin | £ |
|---|---|
| China | 355,643 |
| Ireland | 122,401 |
| XI | 21,505 |
| Croatia | 5,630 |
| Germany | 2,518 |
Export origin countries rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 103,711 | 251,932 | +148,221 |
| Ireland | 121,920 | 481 | -121,439 |
| XI | 1,847 | 19,658 | +17,811 |
| Croatia | 0 | 5,630 | +5,630 |
| Germany | 1,073 | 1,445 | +372 |
| Nicaragua | 1,132 | 598 | -534 |
| Italy | 119 | 594 | +475 |
| New Zealand | 413 | 222 | -191 |
| Malaysia | 0 | 544 | +544 |
| South Korea | 0 | 480 | +480 |
Export volume by transport
What this shows: Export value by transport mode used to ship goods from the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 73,570,964 |
| Roll on Roll off (RORO) | 24,432,060 |
| Sea transport (not vehicle on ferry) | 13,066,254 |
| Other | 848,125 |
| Road transport | 352,484 |
Export transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 35,954,520 | 37,616,444 | +1,661,924 |
| Roll on Roll off (RORO) | 11,856,016 | 12,576,044 | +720,028 |
| Sea transport (not vehicle on ferry) | 6,098,373 | 6,967,881 | +869,508 |
| Other | 565,287 | 282,838 | -282,449 |
| Road transport | 328,385 | 24,099 | -304,286 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 26,518,393 |
| East Midlands Airport | 18,820,917 |
| Dover / Eurotunnel | 15,955,769 |
| London Stansted Airport | 12,915,471 |
| ZLC | 9,144,755 |
Export port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| London Heathrow Airport | 13,064,935 | 13,453,458 | +388,523 |
| East Midlands Airport | 9,176,384 | 9,644,533 | +468,149 |
| Dover / Eurotunnel | 7,951,015 | 8,004,754 | +53,739 |
| London Stansted Airport | 6,635,044 | 6,280,427 | -354,617 |
| ZLC | 4,286,991 | 4,857,764 | +570,773 |
| London Gateway Port | 2,031,542 | 2,665,045 | +633,503 |
| Manchester Airport | 1,878,927 | 1,930,432 | +51,505 |
| Felixstowe | 1,754,644 | 1,771,392 | +16,748 |
| Immingham Docks | 1,100,611 | 1,925,114 | +824,503 |
| Southampton | 1,315,660 | 1,196,841 | -118,819 |
Related HS codes
What this shows: Sibling or child HS codes in the same classification branch.
Quick facts
HS code: 850431
Coverage: United Kingdom, most metrics for the last 24 months
Description: Small transformers with a power capacity of 1 kVA or less