User Manual

QuickSpecs
HPE OfficeConnect 1820 Switch Series
Technical Specifications
Page 17
magnetic field
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.
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
µ
s (LIFO 64-byte packets)
1000 Mb Latency
< 2
µ
s (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