Installation guide

A–QLogic 12000 Series Product Specifications
12800 Series
D000102-000 B A-3
12800 Series
All 12800 series switches use the same fan tray modules -- intake and exhaust --
and share the same thermal management attributes listed below. The quantity of
fan tray modules used in each system is defined in the following table:
• Fan Tray:
Hot plug with one axial, brushless, 12V fans per Fan Tray
• Chassis airflow:
Front-to-back
• Power supply airflow:
Front to back
NOTE:It is recommended that the 180 and 360 be installed as follows:
 Intake fan side towards the cold aisle
 Exhaust fan side towards the hot aisle
• Thermal management:
Temperatures of all major heat producing components are continuously
monitored by system management modules. Fan speed is monitored and
automatically adjusted by system management modules to maintain
Table A-2. 12800 Product Configurations
Model # 360 180 040
Maximum
InfiniBand
Ports
864 432 96
Maximum
Leaf Modules
36 18 4
Maximum
Spine
Modules
9 Double 4 Double,
1 Single
1 Double
Management
Modules
2 2 2
Fan Trays
(Intake/
Exhaust)
10/10 5/3 4/0
Power
Supplies
12 6 4