Hardware > Locks & Door Hardware > Door Locks
12V Electric Surface Mount Lock with Key Override SIGMA-FE112
Brand: Generic / OEM
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Audited BOM: 9 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 zamac gears in the locking mechanism (COMP-006) leads to wear and deformation (ENG-003), resulting in jamming and difficulty in actuation (RMA-001), as reported by users (REV-001, REV-003).
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