Hardware > Locks & Locksmithing > Door Locks
12V Electric Door Lock with Release Button SIGMA-F111
Brand: Generic / OEM
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Audited BOM: 8 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 (tier 3) motor overheats with frequent use, leading to premature failure (RMA-001) and customer dissatisfaction (REV-001).
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