Sector guides

Sourcing photovoltaic DC connectors from China

Photovoltaic DC connectors and related contact elements within heading 8536 carry 0% to 2% UK duty from China. Confirm the voltage and construction: this heading covers apparatus up to 1,000 V, while electrical safety rules have a separate voltage scope. Cambridge China Bridge sources photovoltaic DC connectors.

Written by Bono Xu, Founder, Cambridge China Bridge · 4 min read · Updated 2026-10-07

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Duty depends on the connector construction

Read from the UK Trade Tariff on 7 October 2026, general plugs and sockets under 8536 69 90 99 carried 2% duty from China; wire and cable contact elements under 8536 90 10 00 carried 0%. The other listed apparatus lines carried 0%. These are classification candidates for different constructions, not interchangeable codes for the same connector. Heading 8536 covers apparatus for a voltage not exceeding 1,000 V.

The selected lines show no anti-dumping or countervailing duty. The general plug and socket line has a suspension limited to specified products; do not assume that ordinary photovoltaic connectors qualify. The supplied facts attach an export control of mercury to these lines. Confirm its relevance with your customs broker, especially if the goods will subsequently be exported.

Confirm the commodity code using the rated voltage, drawings and imported condition. Have connectors rated above 1,000 V checked separately. Cable assemblies fitted with connectors require a separate classification check. The wider heading guide covers switches and protection devices.

UK duty on these lines for goods of Chinese origin (one code per row), read from the UK Trade Tariff on 7 October 2026.
GoodsCommodity codeDutyAnti-dumping or countervailing duty on China
Other plugs and sockets, including standalone photovoltaic connectors8536 69 90 992%None
Wire and cable connections and contact elements8536 90 10 000%None
Prefabricated electrical circuit elements, where applicable8536 90 01 000%None
Other connecting apparatus, where applicable8536 90 95 000%None

Specify the mating pair, cable and voltage

Specify the exact manufacturer and mating part references, rated DC voltage and current, conductor size, cable outer diameter, contact material and plating, housing material, seals and crimp tooling. State whether the order contains complete connectors, loose contacts or assembled leads. Request evidence for the actual mating combination rather than accepting a general claim of compatibility.

The Electrical Equipment (Safety) Regulations cover most equipment operating between 75 and 1,500 V DC. For connectors within scope supplied as electrical equipment, confirm with the relevant authority which technical documentation, declaration of conformity, UKCA or CE marking and importer identification are required. Check reports against the exact model and rating. Confirm with the relevant authority which hazardous-substance requirements apply to the contacts, plating and housing; consult the reference guide when preparing that assessment.

For Great Britain, the importer must ensure that equipment is accompanied by easily understandable English instructions. Request assembly instructions covering stripping, crimping, seal installation, tightening and permitted mating parts. Arrange testing and certification checks before approving production.

Worked duty example

Illustrative example, not a quote: Illustrative order: 5,000 standalone photovoltaic connector pairs under 8536 69 90 99, invoiced at £12,000 free on board, with £600 of freight and insurance to the UK. The customs value is £12,600. Duty at 2% is £252. Import VAT at 20% is charged on the customs value plus duty, £12,852, so it is £2,570.40. Import taxes total £2,822.40; a VAT-registered importer can usually reclaim the VAT, so the lasting cost is the £252 of duty. The import duty and VAT guide explains each step.

Inspection checklist

Identity: compare model markings, mating references, ratings and batch identification with the approved sample and supporting documents.

Contacts: inspect plating and dimensions; assemble samples with the specified cable and tooling, then check crimp retention and contact resistance against agreed acceptance criteria.

Seals: check seal presence, cable fit, housing cracks and latch engagement; review ingress and insulation test evidence for the ordered construction.

Arrival: check for crushed housings, bent contacts, moisture and mixed components; keep batches identifiable and quarantine discrepancies. Use the inspection guide to plan checks.

What goes wrong

Lookalike connectors may latch together while their contact geometry or seals differ. Poor crimps, incomplete contact insertion and unsuitable cable diameters can cause loose connections, heating or water entry. Approve and test the complete mating pair with the intended cable, and prohibit unapproved component substitutions.

A report for another model does not establish the performance of the delivered connector. Match the report, drawing, sample and bulk markings. Avoid choosing a duty-free contact-element code simply because a complete connector contains a metal contact.

Cambridge China Bridge sources these products for UK businesses, checking the factory and the documents before shipment. See factory verification. For components and parts, see sourcing for manufacturers.

Frequently asked questions

What is the UK import duty on photovoltaic DC connectors from China?

The supplied tariff facts show 2% for general plugs and sockets under 8536 69 90 99 and 0% for wire and cable contact elements under 8536 90 10 00. Confirm the construction and code; no trade remedy is listed.

Can different makes of photovoltaic connector be joined?

Do not approve mating on appearance alone. Specify the exact mating references and request test evidence for that combination, using the intended cable and assembly tooling.

Do photovoltaic DC connectors need CE or UKCA marking?

For connectors within the electrical safety rules supplied as electrical equipment, confirm the applicable CE or UKCA marking, declaration and technical documentation requirements with the relevant authority. Check scope and rating for the exact product.

Are connectors rated above 1,000 V covered by this guide?

Heading 8536 covers apparatus for a voltage not exceeding 1,000 V. Have higher-rated connectors classified separately; the electrical safety rules have a different voltage scope.

Sources

  1. UK Trade Tariff — commodity codes and duty
  2. UK Trade Tariff: heading 8536
  3. HSE: UK law on the design and supply of products
  4. Electrical Equipment (Safety) Regulations: Great Britain guidance
  5. Restriction of hazardous substances regulations

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