HPE JL357A Networking Instan 2540 48G PoE+ 4SFP+ Switch

I/O ports and slots

48 RJ-45 autosensing 10/100/1000 PoE+ ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE- TX, IEEE 802.3ab Type 1000BASE-T, IEEE 802.3at PoE+); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 SFP+ 1/10GbE ports; PHY-less

Additional ports and slots

1 dual-personality (RJ-45 or USB micro-B) serial console port

Physical characteristics

Dimensions: 17.42(w) x 11.98(d) x 1.73(h) in. (44.25 x 30.42 x 4.39 cm) (1U height)
Weight: 9.83 lb (4.46 kg)
Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM; Packet buffer size: 12.38 MB 4.5 MB Ingress/7.875 MB Egress, 4 GB eMMC

Performance

100 Mb Latency: < 3.8 μs (64-byte packets)
1000 Mb Latency: < 1.6 μs (64-byte packets)
Throughput: up to 112.0 Mpps
Switching capacity: 176 Gbps
Routing table size: 2,000 entries (IPv4), 1,000 entries (IPv6)
MAC address table size: 16,384 entries

Environment

Operating temperature:32°F to 113°F (0°C to 45°C); up to 5,000 Feet, 0°C to 40°C (32°F to 104°F) up to 10,000 Feet
Operating relative humidity:15% to 95% @ 104°F (40°C), noncondensing
Nonoperating/Storage temperature: -40°F to 158°F (-40°C to 70°C); up to 15,000 Feet
Nonoperating/Storage relative humidity: 15% to 95% @ 149°F (65°C)
Acoustic: Power: 55.7 dB, Pressure: 41.7 dB
Airflow direction: Side-to-side

Electrical Characteristics

Frequency: 50/60 Hz
80plus.org Certification: Silver
Maximum heat dissipation: 1566 BTU/hr (1652.13 kJ/hr)
Voltage: 100–127/200–240 VAC, rated
Current: 5.1/2.5 A
Maximum power rating: 459 W
Idle power: 48.6 W
PoE power: 370 W PoE+
Notes: Idle power is the actual power consumption of the device with no ports connected. Maximum power rating andmaximum 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.