Tag: led lighting quality control

ENCORE Lighting Team Sep 16, 2026 · Sourcing & Quality

QC for Custom LED Orders: Aging Tests, First-Article & Sampling Plans

A practical LED lighting quality control guide for custom orders: the three QC gates that stop sample drift, how long an aging test should actually run, what first-article approval must confirm, and how to read an AQL sampling plan for an LED lighting batch.

ENCORE Lighting Team Sep 12, 2026 · Sourcing & Quality

LED Factory Inspection Guide: What a Buyer Should Check Before PO

A practical LED lighting factory inspection guide for buyers: factory audit vs product inspection, the 6 layers to verify before you sign a PO, how to check ETL and CE certificates against the exact model, and the PPI / DUPRO / PSI plan that stops a good sample turning into a bad shipment.