Item | Description |
Model | S5720-36C-EI-28S-DC |
Port | 28 Gig SFP, 4 of which are dual-purpose 10/100/1000, 4 10 Gig SFP+ |
Part number | 02350NHN |
Memory (RAM) | 2 GB |
Flash | 512 MB in total. To view the available flash memory size, run the
display version command. |
Mean time between failures (MTBF) | 85.45 years when no card is configured; 78.2 years when a 2-port
10GE SFP+ interface card is configured; 75.87 years when a 2-port
10GE RJ45 interface card is configured; 76.05 years when a stack
card is configured |
Mean time to repair (MTTR) | 2 hours |
Availability | > 0.99999 |
Service port surge protection | Service ports on front panel: ±6 kV in common mode |
Ports on the 2-port 10GE RJ45 rear interface card: ±2 kV in common
mode |
Power supply surge protection | Using AC power modules: ±6 kV in differential mode, ±6 kV in common
mode |
Using DC power modules: ±1 kV in differential mode, ±2 kV in common
mode |
Weight (with packaging) | 9.7 kg (21.39 lb) |
Stack ports | Ports on the 2-port 10GE SFP+ rear interface card |
Ports on the 2-port 10GE RJ45 rear interface card |
Ports on the 2-port QSFP+ rear stack card |
RTC | Supported |
RPS | Not supported |
PoE | Not supported |
Rated voltage range | 100 V AC to 240 V AC, 50/60 Hz |
-48 V DC to -60 V DC |
Maximum voltage range | 90 V AC to 264 V AC, 47 Hz to 63 Hz |
-36 V DC to -72 V DC |
Maximum power consumption (100% throughput, full speed of fans) | 83.9 W |
Typical power consumption (30% of traffic load) | 47.86 W (without card) |
Tested according to ATIS standard | 55.35 W (with 2*10GE optical card) |
EEE enabled | 60.25 W (with 2*QSFP+ stack card) |
No PoE power consumption | 63.5 W (with 2*10GE electrical card) |
Operating temperature | 0°C to 45°C (32°F to 113°F) at an altitude of 0-1800 m (0-5906 ft.) |
Short-term operating temperature | -5°C to +50°C (23°F to 122°F) at an altitude of 0-1800 m (0-5906
ft.) |
Storage temperature | -40°C to +70°C (-40°F to +158°F) |
Noise under normal temperature (27°C, sound power) | < 51.2 dB(A) |
Relative humidity | 5% to 95%, noncondensing |
Operating altitude | AC power modules configured: 0-5000 m (0-16404 ft.) |
DC power modules configured: 0-2000 m (0-6562 ft.) |
Certification | EMC certification |
Safety certification |
Manufacturing certification |
Dimensions (H x W x D) | Basic dimensions (excluding the parts protruding from the body):
44.4 mm x 442.0 mm x 424.7 mm (1.75 in. x 17.4 in. x 16.72 in.) |
Maximum dimensions (the depth is the distance from ports on the
front panel to the handle on the rear panel): 44.4 mm x 442.0 mm x
451.8 mm (1.75 in. x 17.4 in. x 17.79 in.) |