HP Aruba 2540 48G PoE 4SFP Switch JL357A
- Aruba 2540 48G PoE+ (370W) 4SFP+ Switch supports 48 RJ-45 10/100/1000 PoE + 4 SFP+ 1/10GbE ports.
- IEEE 802.1s Multiple Spanning Tree provides high link availability by allowing multiple spanning trees; provides legacy support for IEEE 802.1d and IEEE 802.1w.
- IEEE 802.3ad link-aggregation-control protocol (LACP) and port trunking support up to 26 static, dynamic, or distributed trunks with each trunk having up to eight links (ports) per static trunk.
- SmartLink provides easy-to-configure link redundancy of active and standby links.
Specifications
| I/O ports and slots | |
| I/O ports and slots | 48 RJ-45 autosensing 10/100/1000 PoE+ ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASETX, 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 | |
| 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) |
| Memory and processor | 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 | |
| 1,000 MB Latency | < 3.8 µs (64-byte packets) |
| 10 Gbps 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 | 293.0 BTU/hr (309.1 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 |
| Electrical characteristics continued | |
| PoE power | 370 W PoE+ |
| Safety | |
| Safety | UL 60950-1 2nd Edition; EN 60950-1:2006 +A11:2009 +A1:2010 +A12:2011+A2:2013; IEC 60950-1:2005 +A1:2009 +A2:2013; CSA 22.2 No. 60950-1-07 2nd; EN 60825-1:2007/IEC 60825-1:2007 Class 1 |
| Emissions | |
| Emissions | VCCI Class A; CNS 13438; ICES-003 Class A; FCC CFR 47 Part 15, Class A; EN 55022: 2010/CISPR-22, Class A |
| Immunity | |
| Generic | EN 55024:2010/CISPR 24 |
| ESD | IEC 61000-4-2 |
| Radiated | IEC 61000-4-3 |
| EFT/Burst | IEC 61000-4-4 |
| Surge | IEC 61000-4-5 |
| Conducted | IEC 61000-4-6 |
| Power frequency magnetic field | IEC 61000-4-8 |
| 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 |
- Hàng chính hãng HP.
- Bảo hành: 3 năm.
