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USB Portable Mini Fan DP-7634
Brand: Generic / OEM
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Audited BOM: 12 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of a low-quality DC motor with plastic bushings (ENG-001) leads to premature wear and total device failure (RMA-001), as reported by consumers (REV-001).
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