Hub 24-Ports HP 1920-24G Gigabit +25FP 1000Mbps ports (JL381A)

  • Customized operation using intuitive Web interface
  • Layer 3 static routing with 32 routes for network segmentation and expansion
  • Access control lists for granular security control
  • Spanning Tree Protocol: STP, RSTP, and MSTP
  • 8-, 24- and 48-port non-PoE+ models are fanless for quiet operation
  • HPE Limited Lifetime Warranty








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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)
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, 256 MB
  SDRAM, 64 MB flash; packet buffer: 1.5 MB
Mounting and enclosure Mounts in an EIA standard 19-inch telco rack or equipment cabinet (hardware included)
100 Mb Latency < 7µs
1000 Mb Latency < 2µs
Throughput Up to 38.6 Mpps (64-byte packets)
Routing/Switching capacity 52 Gbps
Routing table size 32 entries
MAC address table size 8000 entries
MTBF (years) 80.0
Operating temperature 32°F to 104°F (0°C to 40°C)
Operating relative humidity 15% to 95%, noncondensing @ 104°F (40°C)
Nonoperating/Storage temperature -40°F to 158°F (-40°C to 70°C)
Nonoperating/Storage relative humidity 15% to 95%, noncondensing @ 140°F (60°C)
Altitude up to 10,000 ft (3 km)
Acoustic Pressure: 0 dB No Fan
Electrical characteristics  
Frequency 50/60 Hz
AC voltage 100 - 127/200 - 240 VAC
Current .5/.3 A
Maximum power rating 15.7 W
Idle power 11.6 W
PoE power  
  Maximum power rating is the worst-case
theoretical maximum value provided for
planning the infrastructure with 100%
traffic, all ports plugged in.