Cisco Switch PN WS-X4993-F
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Cisco Switch PN : WS-X4993-F
The Cisco Catalyst 4948E and 4948E-F Ethernet Switches are the Cisco Catalyst 4900 Series data center switches built from the start to deliver best-in-class, full-featured server-access switching.
Product Description
Cisco Switch PN WS-X4993-F
The Cisco Catalyst 4948E and 4948E-F Ethernet Switches are the Cisco Catalyst 4900 Series data center switches built from the start to deliver best-in-class, full-featured server-access switching. The switches include identical features except that the Cisco Catalyst 4948E offers front-to-back cooling, and the Cisco Catalyst 4948E-F offers back-to-front cooling. Each switch offers forty-eight 10/100/1000-Gbps RJ45 downlink ports and four 1 and 10 Gigabit Ethernet uplink ports. The switches are designed to simplify data center architecture and operations by offering service provider-grade hardware and software in a one-rack-unit (1RU) form factor optimized for full-featured top-of-rack (ToR) data center deployments
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| Table 1-2 Catalyst 4948E and Catalyst 4948E-F Switch Specifications - Environment, Heat Dissipation, Shock and Vibrations, Physical Characteristics, and AirflowItem | Specification |
| Environmental | |
| Temperature, operating | Certified for operation: 32° to 104°F (0° to 40°C)Designed and tested for operation: 32° to 131°F (0° to 55°C) |
| Temperature, nonoperating and storage | Chassis unpackaged: -4° to 149°F (-20° to 65°C)Chassis in protective shipping package: -40° to 158°F (-40° to 70°C) |
| Thermal transition | 0.5°C per minute (hot to cold)0.33°C per minute (cold to hot) |
| Humidity (RH), ambient (noncondensing) operating | Operating: 5% to 90%Nonoperating and storage: 5% to 95% |
| Altitude, operating | Certified for operation: 0 to 6500 ft (0 to 2000 m)Designed and tested for operation: -200 to 10,000 ft (-60 to 3000 m) |
| Heat Dissipation | 1364 BTU/hour (worst case) |
| Shock and Vibration | Refer to"Regulatory Compliance and Safety Information"for shock and vibration compliance information for the switch. |
| Physical Characteristics | |
| Dimensions (H x W x D) | 1.75 x 17.5 x 19.4 in. (4.4 x 44.4 x 49.3 cm).Chassis requires 1 RU.The Catalyst 4948E and the Catalyst 4948E-F switch chassis are designed to install in standard 19-inch equipment racks that meet ANSI/EIA 310-D, IEC 60297, and ETS 300-119 standards. |
| Weight | 14 lb (6.35 kg). Base system; no power supplies and no fan tray.19 lb (8.62 kg). Fully loaded system; two power supplies and a fan tray. |
| Airflow | 28 CFM (low speed)44 CFM (high speed) |
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