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USB Car Charger Adapter Specification Example for Racing Teams: Premium Line

Source:Wireless Carplay Adapter / Time:2026-09-18

USB Car Charger Adapter Specification Example for Racing Teams: Premium Line

This is a worked specification for usb car charger adapter in a premium line programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The premium line version exists because the duty cycle on racing teams is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually lead time that slipped twice before bulk started.

USB Car Charger Adapter

Example specification

ItemUSB Car Charger Adapter
ApplicationRacing Teams
VersionPremium Line
Base materialChromed Steel
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishpowder coated
MOQ500 pieces per specification
Sampling10 working days, 3 days per revision
ComplianceSGS

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Chromed Steel, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

USB Car Charger Adapter example

Processes involved

  • anodising
  • injection moulding
  • surface grinding
  • assembly line testing
  • precision stamping
  • laser cutting

Where this example applies

Programmes that run premium line most often specify this build for racing teams. Related applications include export programmes, delivery vans, boat trailers, passenger cars, agricultural trailers.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 4.0 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 500 pieces per line.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

What is the minimum order quantity?

The standard MOQ is 500 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

How long does sampling take?

Samples leave the factory in 10 working days, and each revision round adds about 3 days once you have seen the first piece.

Share a sample or a drawing and we will quote against a written specification, not against a photograph.

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