Automotive > Car & Vehicle Electronics > Electric Vehicle Charging Equipment > Charging Stations
7kW Smart Wi-Fi Tuya OCPP EV Wall Charger
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 undersized heat sink for the power contactor (ENG-001) leads to overheating and component failure (COMP-003), resulting in the charger not powering on (RMA-001) or charging failures (RMA-004), as reported by users (REV-001).
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