Appendix A Technical Specifications
A-2
Catalyst 3550 Multilayer Switch Hardware Installation Guide
78-11358-03
Table A-2
Technical Specifications for the Catalyst 3550-24, 3550-48, and
3550-24-FX
Environmental Ranges
Operating temperature
32 to 113°F (0 to 45°C)
Storage temperature
–13 to 158°F (–25 to 70°C)
Relative humidity
10 to 85% (noncondensing)
Operating altitude
Up to 10,000 ft (3049 m)
Storage altitude
Up to 15,000 ft (4573 m)
Power Requirements
AC input voltage
100 to 127/200 to 240 VAC (autoranging)
1.6A/0.9A, 50 to 60 Hz
DC input voltages for
RPS 300
Catalyst 3550-24:
+
12V
@8.5A
Catalyst 3550-48:
+
12V
@13A
Catalyst 3550-24-FX:
+12V
@8.5A
Power consumption
Catalyst 3550-24: 65W, 222 Btus per hour
Catalyst 3550-48: 110W, 375 Btus per hour
Catalyst 3550-24-FX: 85W, 290 Btus per hour
Physical Dimensions
Weight
Catalyst 3550-24: 11 lb (5 kg)
Catalyst 3550-48: 13 lb (5.9 kg)
Catalyst 3550-24-FX: 10.5 lb (4.8 kg)
Dimensions (H x D x W) Catalyst 3550-24:
1.75 x 14.4 x 17.5 in. (4.45 x 36.58 x 44.45 cm)
Catalyst 3550-48:
1.75 x 16.25 x 17.5 in. (4.45 x 41.28 x 44.45 cm)
Catalyst 3550-24-FX:
1.75 x 16.25 x 17.5 in. (4.45 x 41.28 x 44.45 cm)