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HPE 1920S 24G
JL381A

I/O ports and slots:
24 x 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 x SFP 100/1000 Mbps ports (IEEE 802.3z Type 1000BASE-X, IEEE 802.3u Type 100BASE-FX)

Memory and processor:
ARM Cortex-A9 @ 400 MHz
256 MB SDRAM
64 MB flash
Packet buffer: 1.5 MB

Performance
100 Mb Latency < 7.0 µs
1000 Mb Latency < 2.0 µs
Throughput up to 38.6 Mpps
Routing/Switching capacity: 52 Gbps
Routing table size: 32 entries
MAC address table size: 8,000 entries

Reliability MTBF (years): 80

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 10,000 ft (3 km)
Acoustic Power: 0 dB no fan

Electrical characteristics
Frequency: 50/60 Hz
AC Voltage: 100 - 127 / 200 - 240 VAC
Current: 0.5/0.3 A
Maximum power rating: 15.7 W
Idle power: 11.6 W

Physical characteristics
Dimensions: 44.25 x 24.61 x 4.39 cm
Weight: 2.72 kg

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