Cisco Systems manual Catalyst 4900 Series Switch Specifications, Environmental Specification

Appendix A Specifications

Catalyst 4900 Series Switch Specifications

Catalyst 4900 Series Switch Specifications

Table A-4shows Catalyst 4900 series switch specifications.

Table A-4 Catalyst 4900 Series Switch Specifications

Item

Environmental

Specification

Temperature,
ambient operating	32°F (0°C) to 104°F (40°C)
ambient nonoperating and storage	–40 to 167°F (–40 to 75°C)
Humidity (RH),
ambient (noncondensing) operating	10% to 90%
nonoperating and storage	5% to 95%
Altitude	–60 to 2000 m
operating and nonoperating
Switch heat dissipation	1023 BTU/hour (Catalyst 4928-10GE)
	600	BTU/hour (Catalyst 4948)
	723	BTU/hour (Catalyst 4948-10GE)
System power dissipation	150	W (Catalyst 4928-10GE)
	200	W (Catalyst 4948)
	211	W (Catalyst 4948-10GE)
Switching Components

Memory

256-MB SDRAM, 64-MB Flash, 256 bytes serial EEROM (all fixed and not upgradeable)

Physical Characteristics

Dimensions (H x W x D)	1.75 x 17.5 x 16 in. (4.5 x 44.5 x 40.6 cm)
Weight	17.5 lb (7.9 kg) for a system with two power supplies,
	2.0 lb (0.9 kg) per power supply
Airflow	Sides in, rear out
AC Power

Minimum input

85 VAC

	Catalyst 4900 Series Switch Installation Guide
78-18039-02		A-3