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Note:

• The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
• These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
• These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

PHYSICAL INTERFACES

2540 24G 4SFP+ Switch (JL354A):
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; 4 SFP+ 1/10GbE ports; PHY-less

2540 48G 4SFP+ Switch (JL355A):
48 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 4 SFP+ 1/10GbE ports; PHY-less

2540 24G PoE+ 4SFP+ Switch (JL356A):
24 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

2540 48G PoE+ 4SFP+ Switch (JL357A):
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

Memory and processor

• Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM
• Packet buffer size: 12.38 MB 4.5 MB Ingress/7.785 MB Egress, 4 GB eMMC

DIMENSIONS

• 2540 24G 4SFP+ Switch (JL354A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 20.02 cm (1.73” x 17.42” x 7.88”) (1U height)
  • Weight: 5.31 lb (2.41kg)
• 2540 48G 4SFP+ Switch (JL355A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 24.63 cm (1.73” x 17.42” x 9.7”) (1U height)
  • Weight: 6.83 lb (3.10kg)
• 2540 24G PoE+ 4SFP+ Switch (JL356A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 30.42 cm (1.73” x 17.42” x 11.98”) (1U height)
  • Weight: 8.6 lb (3.90kg)
• 2540 48G PoE+ 4SFP+ Switch (JL357A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 30.42 cm (1.73” x 17.42” x 11.98”) (1U height)
  • Weight: 9.83 lb (4.46kg)

ENVIRONMENTAL

• Operating temperature range: 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
• Storage temperature range: -40°C to 70°C (-40°F to 158°F)
• Nonoperating/Storage temperature: -40°F to 158°F (-40°C to 70°C); up to 15,000 Feet
• Nonoperating/Storage relative humidity :
  • 2540 24G 4SFP+ Switch (JL354A),
    2540 48G 4SFP+ Switch (JL355A):
    15% to 95% @ 149°F (65°C), noncondensing
  • 2540 24G PoE+ 4SFP+ Switch (JL356A),
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    15% to 95% @ 149°F (65°C)
• Acoustic: See data sheet
• Airflow direction: Side-to-side

Electrical characteristics

• Frequency: 50/60 Hz
• 80plus.org Certification:
  • 2540 24G PoE+ 4SFP+ Switch (JL356A),
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    Silver
• Voltage: See data sheet
• Current: See data sheet
• Maximum heat dissipation: See data sheet
• Maximum power rating: See data sheet
• Idle power:
  • 2540 24G 4SFP+ Switch (JL354A),
    2540 48G 4SFP+ Switch (JL355A):
    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 theo- retical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated.
  • 2540 24G PoE+ 4SFP+ Switch (JL356A),
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    370 W PoE+
• PoE power:
  • 2540 24G PoE+ 4SFP+ Switch (JL356A),
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    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 theo- retical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated.

SAFETY CERTIFICATIONS

• 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

• 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

MANAGEMENT AND MONITORING

• Aruba AirWave Network Management
• IMC – Intelligent Management Center
• Command line interface
• Graphical user interface (Web browser)
• Configuration menu
• SNMP manager
• Telnet
• RMON1
• FTP
• Out-of-band management (serial RS-232C or micro USB)

WARRANTY AND SUPPORT

Limited lifetime warranty
See www.hpe.com/networking/warrantysummary for warranty and support information included with your product purchase.

Software releases
to find software for your product, refer to www.hpe.com/networking/support; for details on the software releases available with your product purchase, refer to www.hpe.com/networking/warrantysummary.