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433MHz Wireless PIR Motion Sensor ALPHA-000-3
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 low-quality PIR sensor (ENG-002) and poorly designed Fresnel lens (ENG-004) result in a detection range much shorter than specified, leading to customer complaints (REV-001) and returns (RMA-001).
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+4 additional failure modes & return complaint chains locked
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