Aruba Instant On 1930 48G 4SFP/SFP+ Switch (JL685A) The Aruba Instant On 1930 Switch Series can empower you to do more. Affordable and easy-to-deploy, these smart-managed, fixed-configuration Gigabit switches are designed with the small business in mind. I/O Ports and Slots 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 Physical Characteristics Dimensions 17.42(w) x 11.12(d) x 1.73(h) in (44.25 x 28.24 x 4.39 cm) (1U height) Weight 6.91 lb (3.13 kg) CPU ARM Cortex-A9 @ 800 MHz Memory And Flash 512 MB SDRAM 256 MB flash Packet Buffer 1.5 MB Performance 100 Mb latency < 4.5 uSec Packet size 64B 1000 Mb latency<2.2 uSec Packet size 64B 10000 Mb latency <1.2 uSec Packet size 64B Throughput (Mpps) 130.95 Mpps Packet size 64B Switching capacity 176 Gbps Routing table size (# of static entries) 32 MAC address table size (# of entries) 16,000 Reliability MTBF (years) 114 Environment Operating temperature 32°F to 104°F (0°C to 40°C) Operating relative humidity 15% to 95% @ 104°F (40°C) Non-operating temperature -40°F to 158°F (-40°C to 70°C) Non-operating relative humidity 15% to 95% @ 140°F (60°C) Altitude Up to 10,000ft (3.048 Km) Acoustic Power: 0 dB (no fan) Electrical Characteristics Frequency 50-60 Hz AC voltage 100 - 127 / 200 - 240 VAC Current .8/.5  A Maximum power rating 36.9 W Idle power 16.8 W PoE power n/a Power supply Internal power supply Device  Management Aruba Instant On solution; Web browser; SNMP Manager Warranty, Service and Support Aruba Instant On Limited Lifetime Support provides 24X7 phone support for the first 90 days and chat support for the entire warranty period. Community support is included for the life of the product. Refer to the Hewlett Packard Enterprise website at hpe.com/networking/services for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office.