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 | 41,837,236 |
| United States | 19,986,057 |
| Italy | 16,794,164 |
| Germany | 16,670,903 |
| Spain | 14,564,956 |
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 | 23,483,160 | 18,354,076 | -5,129,084 |
| United States | 10,344,066 | 9,641,991 | -702,075 |
| Italy | 9,373,254 | 7,420,910 | -1,952,344 |
| Germany | 8,936,210 | 7,734,693 | -1,201,517 |
| Spain | 8,858,114 | 5,706,842 | -3,151,272 |
| France | 4,758,438 | 5,140,749 | +382,311 |
| China, Hong Kong Special Administrative Region | 4,229,842 | 3,869,989 | -359,853 |
| Switzerland | 4,401,882 | 1,132,524 | -3,269,358 |
| Netherlands | 2,027,608 | 2,201,842 | +174,234 |
| India | 1,772,830 | 2,347,548 | +574,718 |
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 | 57,423,923 |
| United States | 18,361,264 |
| Italy | 18,239,632 |
| Spain | 15,080,062 |
| Germany | 12,163,617 |
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 | 31,285,493 | 26,138,430 | -5,147,063 |
| United States | 8,871,639 | 9,489,625 | +617,986 |
| Italy | 9,639,769 | 8,599,863 | -1,039,906 |
| Spain | 9,089,131 | 5,990,931 | -3,098,200 |
| Germany | 6,618,207 | 5,545,410 | -1,072,797 |
| Switzerland | 4,276,302 | 1,269,666 | -3,006,636 |
| India | 1,889,222 | 2,648,793 | +759,571 |
| France | 2,340,984 | 1,728,195 | -612,789 |
| Sri Lanka | 2,274,654 | 1,751,096 | -523,558 |
| Turkey | 184,601 | 3,441,599 | +3,256,998 |
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 | 121 |
| Inner London - West | 95 |
| Surrey, East and West Sussex | 94 |
| Greater Manchester | 79 |
| Bedfordshire and Hertfordshire | 65 |
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 | 94 | 71 | -23 |
| Inner London - West | 61 | 59 | -2 |
| Surrey, East and West Sussex | 70 | 71 | +1 |
| Greater Manchester | 62 | 45 | -17 |
| Bedfordshire and Hertfordshire | 51 | 40 | -11 |
| Hampshire and Isle of Wight | 43 | 31 | -12 |
| Herefordshire, Worcestershire and Warwickshire | 43 | 40 | -3 |
| West Midlands | 39 | 36 | -3 |
| Essex | 43 | 37 | -6 |
| Leicestershire, Rutland and Northamptonshire | 36 | 30 | -6 |
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 | 62,311,184 |
| Roll on Roll off (RORO) | 58,147,788 |
| Sea transport (not vehicle on ferry) | 54,635,460 |
| Other | 1,322,447 |
| Road transport | 680,255 |
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 | 29,752,590 | 32,558,594 | +2,806,004 |
| Roll on Roll off (RORO) | 33,147,585 | 25,000,203 | -8,147,382 |
| Sea transport (not vehicle on ferry) | 30,970,581 | 23,664,879 | -7,305,702 |
| Other | 722,542 | 599,905 | -122,637 |
| Road transport | 158,711 | 521,544 | +362,833 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Dover | 25,597,551 |
| Felixstowe | 21,518,251 |
| London Heathrow Airport | 17,086,438 |
| East Midlands Airport | 16,163,234 |
| Southampton | 13,421,807 |
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 | 12,068,136 | 13,529,415 | +1,461,279 |
| Felixstowe | 13,084,815 | 8,433,436 | -4,651,379 |
| London Heathrow Airport | 7,640,827 | 9,445,611 | +1,804,784 |
| East Midlands Airport | 8,856,628 | 7,306,606 | -1,550,022 |
| Southampton | 8,855,971 | 4,565,836 | -4,290,135 |
| London Stansted Airport | 6,612,356 | 6,224,466 | -387,890 |
| Eurotunnel | 4,958,608 | 3,922,584 | -1,036,024 |
| London | 3,551,998 | 2,988,933 | -563,065 |
| Birmingham Airport | 2,585,541 | 3,327,604 | +742,063 |
| London Gateway Port | 1,714,842 | 3,830,969 | +2,116,127 |
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 | 334 |
| Manufacture of electrical equipment | 177 |
| Manufacture of computer, electronic and optical products | 160 |
| Retail trade, except of motor vehicles and motorcycles | 130 |
| 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 |
|---|---|
| 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 | 549 |
| 54m+ | 540 |
| 15m-54m | 188 |
| 0-1m | 109 |
| Other | 101 |
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 | 17,533,015 |
| France | 7,918,454 |
| Germany | 7,060,889 |
| China | 6,036,562 |
| Ireland | 5,795,725 |
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 | 10,172,520 | 7,360,495 | -2,812,025 |
| France | 4,218,708 | 3,699,746 | -518,962 |
| Germany | 3,515,967 | 3,544,922 | +28,955 |
| China | 3,513,476 | 2,523,086 | -990,390 |
| Ireland | 3,496,666 | 2,299,059 | -1,197,607 |
| Netherlands | 2,105,532 | 2,213,271 | +107,739 |
| United Arab Emirates | 2,330,876 | 1,868,509 | -462,367 |
| Singapore | 2,015,232 | 1,557,998 | -457,234 |
| Italy | 1,452,841 | 1,668,161 | +215,320 |
| Philippines | 1,987,866 | 882,317 | -1,105,549 |
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 | 339,953 |
| Ireland | 122,401 |
| XI | 20,783 |
| Croatia | 5,630 |
| Germany | 2,401 |
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 | 103,353 | 236,600 | +133,247 |
| Ireland | 121,945 | 456 | -121,489 |
| XI | 1,125 | 19,658 | +18,533 |
| Croatia | 0 | 5,630 | +5,630 |
| Germany | 961 | 1,440 | +479 |
| Nicaragua | 1,132 | 598 | -534 |
| Italy | 119 | 594 | +475 |
| New Zealand | 512 | 123 | -389 |
| 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 | 67,718,531 |
| Roll on Roll off (RORO) | 23,066,092 |
| Sea transport (not vehicle on ferry) | 11,916,691 |
| Other | 705,784 |
| Road transport | 48,650 |
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 | 36,827,522 | 30,891,009 | -5,936,513 |
| Roll on Roll off (RORO) | 12,670,885 | 10,395,207 | -2,275,678 |
| Sea transport (not vehicle on ferry) | 7,212,595 | 4,704,096 | -2,508,499 |
| Other | 438,771 | 267,013 | -171,758 |
| Road transport | 24,551 | 24,099 | -452 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 23,909,039 |
| East Midlands Airport | 17,492,283 |
| Dover / Eurotunnel | 15,022,375 |
| London Stansted Airport | 11,689,467 |
| ZLC | 8,327,856 |
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 | 12,622,947 | 11,286,092 | -1,336,855 |
| East Midlands Airport | 10,001,522 | 7,490,761 | -2,510,761 |
| Dover / Eurotunnel | 8,262,772 | 6,759,603 | -1,503,169 |
| London Stansted Airport | 6,265,802 | 5,423,665 | -842,137 |
| ZLC | 4,287,843 | 4,040,013 | -247,830 |
| London Gateway Port | 3,056,991 | 1,253,921 | -1,803,070 |
| Manchester Airport | 2,207,720 | 1,493,594 | -714,126 |
| Felixstowe | 1,946,795 | 1,452,507 | -494,288 |
| Immingham Docks | 1,100,233 | 1,708,975 | +608,742 |
| Southampton | 1,367,436 | 867,744 | -499,692 |
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