| I/O ports and slots |
24 RJ-45 autosensing 10/100/1000 PoE+ ports; Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only
24 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only
4 SFP 100/1000 Mbps ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)
Supports a maximum of 48 autosensing 10/100/1000 ports plus 4 SFP 100/1000 slots
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| Physical characteristics |
Dimensions: 17.42(w) x 12.7(d) x 1.73(h) in (44.25 x 32.26 x 4.39 cm) (1U height)
Weight: 9.7 lb (4.4 kg)
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| Memory and processor |
ARM Cortex-A9 @ 400 MHz, 128 MB SDRAM; Packet buffer size: 1.5 MB, 16 MB flash |
| Mounting and enclosure |
wall, desktop and under table mounting |
| Performance |
100 Mb Latency < 7 µs (LIFO 64-byte packets)
1000 Mb Latency < 2.4 µs (LIFO 64-byte packets)
ThrougHPEut up to 38.6 Mpps (64-byte packets)
Switching capacity: 52 Gbps
MAC address table size: 8000 entries
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| Environment |
Operating temperature: 32°F to 104°F (0°C to 40°C)
Operating relative humidity: 5% to 95%, noncondensing
Nonoperating/Storage temperature:-40°F to 158°F (-40°C to 70°C)
Nonoperating/Storage relative humidity:15% to 95% @ 140°F (60°C)
Altitude: up to 9,842 ft (3 km)
Acoustic: Power: 45 dB
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| Electrical characteristics |
Voltage: 100 - 127 / 200 - 240 VAC, rated (depending on power supply chosen)
Current: 5.1/2.6 A
Maximum power rating: 481 W
Idle power: 54.8 W
PoE power: 370 W PoE+
Notes: Maximum power rating and maximum heat dissipation are the worst-case theoretical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated
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| Safety |
UL 60950-1; EN 60825; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1 |
| Emissions |
FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A F |
| Immunity |
ESD: IEC 61000-4-2
Radiated: IEC 61000-4-3
EFT/Burst: IEC 61000-4-4
Surge: IEC 61000-4-5
Conducted: IEC 61000-4-6
Power frequency magnetic field: IEC 61000-4-8
Voltage dips and interruptions: IEC 61000-4-11
Harmonics: EN 61000-3-2, IEC 61000-3-2
Flicker:EN 61000-3-3, IEC 61000-3-3
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