NEC QX-S5500G Series - Hot Swappable Fan Trays

Installation Guide
QX-S5500G Series Ethernet Switches
9. Appendix B FRUs and compatibility matrixes
9-2
I. PSR150-A1
(1) Handle
(2) Hook of Power Cable Holder
(3) AC-input power receptacle
(4) Screw
II. PSR150-D1
(1) Handle
(2) Screw
(3) Screw for receptacle
(4) receptacle
9.2 Hot swappable fan trays
There are two fan tray slots for the QX-S5524GT-4X1C, QX-S5548GT-4X1C, or