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Case Study: LED Headlight Bulb Supply for a mining contractor in Europe

Source:Case / Time:2026-09-18

LED Headlight Bulb for A mining contractor in Europe

A mining contractor came to us with a led headlight bulb programme for Europe. The brief was ordinary and unforgiving at the same time: a fixed launch window, a landed cost that had to survive freight and duty, and a part that had to match an existing sample. This case records what was specified, what went wrong in sampling and how the bulk order landed.

The starting point

  • Reorders that did not match the approved sample
  • Warranty claims traced back to a single lot
  • A fitment that looked right on paper and failed on the bench

LED Headlight Bulb case study

What was specified

PartLED Headlight Bulb
ClientA mining contractor
MarketEurope
Volume50,000 pieces across 3 specifications
Base materialForged Aluminium
Sampling rounds2
Delivery window4 weeks from PO to ex-factory
ComplianceREACH

How it was resolved

  1. The specification was rebuilt around Forged Aluminium and the tolerance locked before bulk.
  2. A pre-production sample was approved and kept as the golden reference.
  3. Production ran with in-line inspection and a mid-run photo report.
  4. Cartons were packed to the client's own barcode and ratio specification.
  5. Documentation shipped with the goods instead of after them.

LED Headlight Bulb production run

Result

  • 50,000 pieces delivered inside the 4-week window.
  • Unit cost held within 1.5% of the original quotation.
  • Inspection-related rejection stayed under 0.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Fix the specification count early. Adding variants after production starts is the most expensive change a client can request.

Planning something similar?

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

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