User Manual

QuickSpecs
HPE OfficeConnect 1820 Switch Series
Technical Specifications
Page 14
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
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
µ
s (LIFO 64-byte packets)
1000 Mb Latency
< 2
µ
s (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