Hardware > Locks & Hardware > Door Locks > Smart Locks
SIGMA-FE05 Biometric Digital Lock
Brand: Generic / OEM
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Audited BOM: 13 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 low-quality biometric sensor (COMP-001) fails in various conditions (ENG-001), leading to returns (RMA-001) and user complaints (REV-001, REV-006).
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