HP OfficeConnect 1820-24G 24port Gigabit Switch 網絡交換器 #J9980A

HPE OfficeConnect 1820 24G Switch (J9980A)

I/O ports and slots

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

2 SFP 100/1000 Mbps ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)

Supports a maximum of 24 autosensing 10/100/1000 ports plus 2 SFP 100/1000 slots

Physical characteristics

Dimensions

17.42(w) x 9.69(d) x 1.73(h) in (44.25 x 24.61 x 4.39 cm) (1U height)

Weight

6 lb (2.72 kg)

Memory and processor

ARM Cortex-A9 @ 400 MHz, 128 MB SDRAM; Packet buffer size: 1.5 MB, 16 MB flash

Performance

100 Mb Latency

< 7 µs (LIFO 64-byte packets)

1000 Mb Latency

< 2 µs (LIFO 64-byte packets)

Throughput

up to 38.6 Mpps (64-byte packets)

Switching capacity

52 Gbps

MAC address table size

8000 entries

Reliability

MTBF (years)

80.00

Environment

Operating temperature

32°F to 104°F (0°C to 40°C)

Operating relative humidity

15% to 95% @ 104°F (40°C)

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: 0 dB no fan

Electrical characteristics

Frequency

50/60 Hz

AC Voltage

100 - 127 / 200 - 240 VAC, rated

Current

. 5/. 3 A

Maximum power rating

22 W

Idle power

16.9 W

PoE power

Notes

Idle power is the actual power consumption of the device with no ports connected.
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.

Safety

UL 60950-1; CAN/CSA 22.2 No. 60950-1; EN 60825; IEC 60950-1; EN 60950-1

Emissions

FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A

Immunity

Generic

EN 55024, CISPR 24

EN

EN 55024, CISPR 24

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

Management

Web browser

Notes

Use only supported genuine HPE mini-GBICs with your switch

Services

Refer to the Hewlett Packard Enterprise website at http://www.hpe.com/networking/services for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office.