5
Short-term exceptional conditions are for no longer than a one-year period of—96 consecutive hours,
or 360 hours total, or 15 occurrences.
Catalyst 9407R Switch Chassis Specifications
Table 10: Physical Specifications of the Chassis
SpecificationItem
17.41 x 17.30 x 16.30 inches (44.22 x 43.94 x 41.40
cms)
Dimensions (H x W x D)
10 RURack units (RU
6
)
Chassis with fan tray—63.0 lb (28.58 kg)Weight
6
The chassis height is measured in rack units (RU or just U), where 1 RU or 1 U equals 1.75 in (44.45
mm).
Table 11: Environmental Specifications of the Chassis
SpecificationItem
• 23° to 113°F (-5 to +45ºC), up to 6,000 feet (1800 m)
• 23° to 104°F (-5 to +40ºC), up to 10,000 feet (3000 m)
Ambient temperature and
altitude for normal
operations
7
• 23° to 131°F (-5 to +55ºC), up to 6,000 feet (1800 m)
• 23° to 122°F (-5 to +50ºC), up to 10,000 feet (3000 m)
Nonoperating and storage: -40° to 167°F (-40° to 75°C)
Ambient temperature and
altitude for short-term
8
exceptional conditions
-40° to 167°F (-40° to 75°C)Nonoperating and storage
temperature
Hot to cold—at a maximum rate of 86°F (30°C) per hour
Cold to hot—at maximum rate of 204.8°F (96°C) per hour
Thermal transition
Operating, nonoperating and storage —10 to 95 percentHumidity (RH), ambient
(noncondensing)
-60 to 3000mAltitude (operating and
nonoperating)
LpAD—58 dBA
LwAD—no greater than 7.7 Bels
This is with eight power supply modules installed and delivering 50 percent of
rated output power; measured according to International Organization for
Standardization (ISO) 7779 and declared according to ISO 9296
Sound pressure level
(LpAD) and sound power
level (LwAD)
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
119
Specifications
Catalyst 9407R Switch Chassis Specifications