* Auftragsbezogen, nicht Stornierbar*, The Vertiv Geist SwitchAir- SA1-01002XLNB is a passive 1U airflow management device is a passive 1U airflow management device for switches with rear air intake (non-port side). Channels provide a dedicated path for cold aisle air to flow to the intake of the switch using the on-board fans of the network devices to pull cool air from the front of the cabinet. The SwitchAir also creates a barrier preventing recirculation of hot exhaust air from the hot aisle from entering switch intakes.