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 | 48,105,474 |
| United States | 21,582,185 |
| Germany | 18,680,720 |
| Italy | 17,481,513 |
| Spain | 16,538,531 |
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 | 24,327,537 | 23,777,937 | -549,600 |
| United States | 9,920,561 | 11,661,624 | +1,741,063 |
| Germany | 9,538,806 | 9,141,914 | -396,892 |
| Italy | 4,967,322 | 12,514,191 | +7,546,869 |
| Spain | 9,114,156 | 7,424,375 | -1,689,781 |
| France | 4,532,869 | 5,822,411 | +1,289,542 |
| China, Hong Kong Special Administrative Region | 3,897,679 | 4,356,749 | +459,070 |
| Switzerland | 4,176,494 | 1,484,897 | -2,691,597 |
| Netherlands | 2,094,066 | 2,488,228 | +394,162 |
| India | 1,460,796 | 2,898,138 | +1,437,342 |
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 | 64,043,003 |
| United States | 19,573,399 |
| Italy | 19,031,314 |
| Spain | 16,959,456 |
| Germany | 13,818,655 |
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 | 31,794,966 | 32,248,037 | +453,071 |
| United States | 8,740,201 | 10,833,198 | +2,092,997 |
| Italy | 5,337,539 | 13,693,775 | +8,356,236 |
| Spain | 9,330,008 | 7,629,448 | -1,700,560 |
| Germany | 7,031,131 | 6,787,524 | -243,607 |
| Switzerland | 4,124,614 | 1,631,185 | -2,493,429 |
| India | 1,601,301 | 3,071,821 | +1,470,520 |
| Sri Lanka | 2,382,351 | 2,211,790 | -170,561 |
| France | 2,084,193 | 2,219,202 | +135,009 |
| United Kingdom | 2,070,058 | 1,590,767 | -479,291 |
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 | 130 |
| Inner London - West | 99 |
| Surrey, East and West Sussex | 98 |
| Greater Manchester | 84 |
| 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 | 97 | 78 | -19 |
| Inner London - West | 66 | 59 | -7 |
| Surrey, East and West Sussex | 71 | 72 | +1 |
| Greater Manchester | 60 | 54 | -6 |
| Bedfordshire and Hertfordshire | 53 | 48 | -5 |
| Hampshire and Isle of Wight | 41 | 39 | -2 |
| Herefordshire, Worcestershire and Warwickshire | 46 | 40 | -6 |
| West Midlands | 37 | 42 | +5 |
| Essex | 47 | 40 | -7 |
| Leicestershire, Rutland and Northamptonshire | 30 | 33 | +3 |
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 | 66,280,029 |
| Roll on Roll off (RORO) | 64,447,131 |
| Sea transport (not vehicle on ferry) | 61,377,882 |
| Other | 1,502,795 |
| Road transport | 647,644 |
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 | 29,546,218 | 36,733,811 | +7,187,593 |
| Roll on Roll off (RORO) | 34,324,962 | 30,122,169 | -4,202,793 |
| Sea transport (not vehicle on ferry) | 27,284,979 | 34,092,903 | +6,807,924 |
| Other | 752,402 | 750,393 | -2,009 |
| Road transport | 138,792 | 508,852 | +370,060 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Dover | 27,358,446 |
| Felixstowe | 24,848,285 |
| East Midlands Airport | 18,439,374 |
| London Heathrow Airport | 17,654,911 |
| Southampton | 16,257,694 |
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 | 12,583,574 | 14,774,872 | +2,191,298 |
| Felixstowe | 13,114,879 | 11,733,406 | -1,381,473 |
| East Midlands Airport | 9,250,836 | 9,188,538 | -62,298 |
| London Heathrow Airport | 7,193,622 | 10,461,289 | +3,267,667 |
| Southampton | 9,635,286 | 6,622,408 | -3,012,878 |
| London Stansted Airport | 6,811,777 | 6,742,968 | -68,809 |
| Eurotunnel | 5,107,646 | 4,829,856 | -277,790 |
| London | 3,621,694 | 3,682,308 | +60,614 |
| Birmingham Airport | 2,565,729 | 3,795,880 | +1,230,151 |
| Portsmouth | 3,880,561 | 1,895,279 | -1,985,282 |
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 | 345 |
| Manufacture of electrical equipment | 182 |
| Manufacture of computer, electronic and optical products | 162 |
| Retail trade, except of motor vehicles and motorcycles | 139 |
| Manufacture of machinery and equipment n.e.c. | 95 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2025-11 | 269 |
| 2025-10 | 305 |
| 2025-09 | 266 |
| 2025-08 | 253 |
| 2025-07 | 290 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| TDK-LAMBDA UK LIMITED | 119 |
| SIEMENS PLC | 119 |
| HAMMOND ELECTRONICS LIMITED | 119 |
| GE AVIATION SYSTEMS LIMITED | 116 |
| PENNY & GILES CONTROLS LIMITED | 114 |
| AVTRADE LIMITED | 109 |
| ARGOS LIMITED | 108 |
| SCHNEIDER ELECTRIC LIMITED | 108 |
| MOOG WOLVERHAMPTON LIMITED | 107 |
| SAFRAN ELECTRICAL & POWER UK LTD | 106 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 578 |
| 54m+ | 569 |
| 15m-54m | 187 |
| 0-1m | 110 |
| Other | 108 |
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 | 19,110,925 |
| France | 8,686,507 |
| Germany | 7,549,305 |
| Ireland | 6,688,666 |
| China | 6,390,713 |
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 | 9,652,044 | 9,458,881 | -193,163 |
| France | 4,429,765 | 4,256,742 | -173,023 |
| Germany | 3,457,586 | 4,091,719 | +634,133 |
| Ireland | 3,793,930 | 2,894,736 | -899,194 |
| China | 3,403,054 | 2,987,659 | -415,395 |
| Netherlands | 2,106,443 | 2,476,303 | +369,860 |
| United Arab Emirates | 1,215,079 | 3,182,131 | +1,967,052 |
| Singapore | 1,760,705 | 1,951,953 | +191,248 |
| Italy | 1,583,880 | 1,866,774 | +282,894 |
| Philippines | 2,181,355 | 1,156,550 | -1,024,805 |
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 | £ |
|---|---|
| XU | 356,205 |
| China | 292,426 |
| Ireland | 122,401 |
| XI | 20,987 |
| Croatia | 5,630 |
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 £ |
|---|---|---|---|
| XU | 355,021 | 1,184 | -353,837 |
| China | 103,883 | 188,543 | +84,660 |
| Ireland | 121,543 | 858 | -120,685 |
| XI | 1,847 | 19,140 | +17,293 |
| Croatia | 0 | 5,630 | +5,630 |
| Germany | 1,071 | 1,017 | -54 |
| Nicaragua | 1,132 | 598 | -534 |
| Italy | 119 | 594 | +475 |
| New Zealand | 413 | 222 | -191 |
| 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 | 72,907,982 |
| Roll on Roll off (RORO) | 24,410,516 |
| Sea transport (not vehicle on ferry) | 14,080,096 |
| Other | 803,996 |
| Road transport | 556,381 |
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 | 35,503,692 | 37,404,290 | +1,900,598 |
| Roll on Roll off (RORO) | 12,055,038 | 12,355,478 | +300,440 |
| Sea transport (not vehicle on ferry) | 6,967,107 | 7,112,989 | +145,882 |
| Other | 585,607 | 218,389 | -367,218 |
| Road transport | 539,366 | 17,015 | -522,351 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 26,273,323 |
| East Midlands Airport | 18,909,815 |
| Dover / Eurotunnel | 15,746,834 |
| London Stansted Airport | 12,701,977 |
| ZLC | 9,285,148 |
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 | 12,989,006 | 13,284,317 | +295,311 |
| East Midlands Airport | 9,303,850 | 9,605,965 | +302,115 |
| Dover / Eurotunnel | 8,044,722 | 7,702,112 | -342,610 |
| London Stansted Airport | 6,589,974 | 6,112,003 | -477,971 |
| ZLC | 4,292,771 | 4,992,377 | +699,606 |
| London Gateway Port | 2,083,432 | 2,627,499 | +544,067 |
| Manchester Airport | 1,847,759 | 1,845,860 | -1,899 |
| Felixstowe | 1,784,862 | 1,900,889 | +116,027 |
| Immingham Docks | 1,349,589 | 1,999,299 | +649,710 |
| Holyhead | 1,641,318 | 1,089,932 | -551,386 |
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