[shortdesc] Managed, Rack-mountable, 48 x 1G PoE+ ports, 4 x 1G/10G SFP+ Uplinks, PoE+ (370W), Layer 2 with static and RIP routing [/shortdesc] [properties] Properties JL357A Description 48-port Gigabit Ethernet PoE+ switch with 4 x 1/10GbE SFP+ uplink ports; managed Layer 2 with basic Layer 3 features. Product Family Aruba 2540 Series Product Type Switch I/O ports and slots 48 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type100BASE-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 Additional ports and slots 1 dual-personality (RJ-45 or USB micro-B) serial console port Dimensions (H x W x D) 4.39 x 44.25 x 30.42 cm (1.73 x 17.42 x 11.98 in) (1U height) Memory and processor Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM; Packet buffer size: 12.38 MB4.5 MB Ingress/7.785 MB Egress, 4 GB eMMC [/properties][specifications] 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 Operating temperature 0° to 45°C (32° to 113°F) up to 5,000 ft;0° to 40°C (32° to 104°F) up to 10,000 ft Power Supply 100127/200240 VAC, 50/60 Hz Current 5.1/2.5 A Maximum Power Rating 459 W PoE Power 370 W PoE+ 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 VCCI Class A; CNS 13438; ICES-003 Class A; FCC CFR 47 Part 15, Class A; EN 55022: 2010/CISPR-22, Class A [/specifications][accesories] Accessories Accessory Kit 5066-2231 Includes the brackets for mounting the switch in a standard 19-inch telco rack, in an equipment cabinet, and with rubber feet [/accesories] HPE Aruba 2540 48G PoE+ 4SFP+ Switch (JL357A) The HPE Aruba 2540 48G PoE+ 4SFP+ Switch delivers secure, high-performance connectivity designed for small to medium-sized businesses and branch offices. With 48 Gigabit Ethernet ports and PoE+ support, this switch powers IP phones, cameras, and access points while offering scalable network growth through its 4 SFP+ uplinks. This switch is ideal for growing networks that require advanced management features like VLANs, QoS, and sFlow for optimized traffic control. Key Features: 48 x Gigabit Ethernet Ports with PoE+: Delivers up to 30W per port, providing power for connected devices such as IP phones and access points. 4 x SFP+ Uplink Ports: Provides high-speed fiber connectivity for scalable network expansion. Layer 2 Switching: Includes VLAN support, QoS, and sFlow for effective traffic management. Energy-Efficient Design: Compliant with IEEE 802.3az standards for reduced power consumption. Fanless Design: Ensures quiet and efficient operation, ideal for noise-sensitive environments. Technical Overview: Recommended for: Small to medium-sized businesses, branch offices, and educational institutions. Ports: 48 x 10/100/1000 Mbps Gigabit Ethernet PoE+ ports. Uplink Modules: 4 x SFP+ 10GbE uplink ports. Switching Capacity: 176 Gbps. Forwarding Rate: 130.9 Mpps. Management: Managed via Aruba Central, AirWave, CLI, Web GUI, SNMP. PoE+ Power Budget: 370W. Energy Efficiency: Complies with IEEE 802.3az standards. You can check the related tab for the HPE Aruba 2540 48G PoE+ 4SFP+ Switch (JL357A) datasheet.
