Cisco 2948G - Catalyst Switch Hardware Installation Manual page 99

Appendix A Specifications
Table A-3
Item
Environmental (continued)
Humidity (RH), ambient
(noncondensing)
nonoperating and storage
Altitude,
operating and nonoperating
Switching Components
Backplane
Microprocessor
Memory
Physical Characteristics
Dimensions (H x W x D)
Weight
AC Power
Power supply output
System power dissipation
System heat dissipation
AC input current
AC frequency
KVA rating
Airflow
78-6286-05
Catalyst 2948G Switch Specifications (continued)
Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide
Catalyst 2948G Switch Specifications
Specification
5% to 95%
0 to 65621.7 ft (0 to 2,000 m)
12 Gbps full duplex
150-MHz R5000 RISC–Y2K compliant
64 MB SDRAM, 12 MB Flash (onboard),
512 KB NVRAM, 8 MB synchronous SRAM,
256 bytes serial EEPROM
2.625 x 17.5 x 15 in. (6.6 x 44 x 38 cm)
13 lb. (5.9 kg)
120 W
189 W
645 BTU/hr.
2.5 A maximum at 100 VAC
1.3 A maximum at @ 240 VAC
50 to 60 Hz
0.20
Front side in, back side out
A-3