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1.3 qt / 41 oz (1.2L) Portable Electric Lunch Box AK-F022 (120V/240V AC & 12V/24V DC)
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
Failure in the thermostat or undersized PTC heating element (COMP-004) leads to insufficient heating (ENG-002), resulting in complaints of inadequate heating (RMA-001) and consumer frustration (REV-001).
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