HPE OfficeConnect 1820-48g 48port Gigabit Web Managed Network Switch #J9981A

HPE OfficeConnect 1820 48G Switch (J9981A)

I/O ports and slots

48 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 ports

Supports a maximum of 48 autosensing 10/100/1000 ports plus 4 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

7.3 lb (3.31 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 77.3 Mpps (64-byte packets)

Switching capacity

104 Gbps

MAC address table size

16000 entries

Reliability

MTBF (years)

61.73

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

Voltage

100 - 127 / 200 - 240 VAC, rated
(depending on power supply chosen)

Current

. 8/. 5 A

Maximum power rating

39 W

Idle power

28.8 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.