Filter
Top Products
© 2006 Cisco Systems, Inc. All rights reserved.
Important notices, privacy statements, and trademarks of Cisco Systems, Inc. can be found on cisco.com.
Page 10 of 16
Table 3. AC and DC Power Supply Specifications
Specification 300 Watt AC 300 Watt DC
Input Current
4A @ 100V
2A @ 240V
8A @ -48 to -60V
Output Current
25A @12 VDC 25A @ 12 VDC
Weight
Weight 2.0 kg Weight 2.0 kg
Heat Dissipation
1023 BTU/hr 1023 BTU/hr
Switch Dimensions
• Width: 17.290 in. (43.9166 cm)
• Depth: 16.14 in. (40.9956 cm)
• Height: 1.712 in. (4.445 cm)
• Weight: 16.5 lb (7.48 kg) with one power supply
Software Requirements
The Cisco Catalyst 4948 High-Performance Edge Switch is supported only in Cisco IOS
®
Software and is not supported in the Cisco Catalyst OS
Software. The minimum software versions are as follows:
• Cisco Catalyst 4948 supported in Cisco IOS Software Release 12.2(20)EWA or later
Environmental Conditions
• Operating temperature: 32 to 104ºF (0 to 40ºC)
• Storage temperature: –40 to 167ºF (–40 to 75ºC)
• Relative humidity: 10 to 90 percent, noncondensing
• Operating altitude: –60 to 2000m
REGULATORY STANDARDS COMPLIANCE
Table 4. Regulatory Standards Compliance for Cisco Catalyst 4948
Specification Description
Regulatory Compliance
Products bear CE Marking, indicating compliance with the 89/336/EEC and 73/23/EEC directives, which include the
following safety and EMC standards.
Safety
• UL 60950-1
• CAN/CSA-C22.2 No. 60950-1
• EN 60950-1
• IEC 60950-1
• AS/NZS 60950
• IEC 60825-1
• IEC 60825-2
• EN 60825-1
• EN 60825-2
• 21 CFR 1040