Hewlett Packard Enterprise 20-port Gig-T PoE+/4-port SFP v2 Gigabit Ethernet network switch module

4x open mini-GBIC (SFP) slots, 20x RJ-45 10/100/1000 PoE+ (IEEE 802.3 10Base-T, IEEE 802.3u 100Base-TX, IEEE 802.3ab 1000Base-T, IEEE 802.3at PoE+), 0.95 kg, Grey When using mini-GBICs with this product, mini-GBICs with revision "B" or later (product number ends with the letter "B" or later, e.g., J4858B, J4859C) are required.When mini-GBICs are inserted in any mini-GBIC slot of a J9308A, this limits the operating temperature range of the chassis to 32F to 104F (0C to 40C).