Model No: PTX1000. Model: ptx1000. Fan Tray 1 PTX1000 Fan Tray 1, Front to Back Airflow - AFO. Fan Tray 2 PTX1000 Fan Tray 2, Front to Back Airflow - AFO. Fan Tray 0 PTX1000 Fan Tray 0, Front to Back Airflow - AFO.
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