Description:HP ProCurve 4 Port 10GbE SFP+ zl ModuleManufacturer Part# J9309A Overview:A 4-port 10-GbE SFP+ module for E5400/E8200 Series zl switches. Specifications: CategoryProCurve Sub-CategoryModule Generation4-P PoE+ Part NumberJ9309A Products ID457614 ManufacturerHP Application/UsageData Networking Interface RJ-45 I/O Ports4 x XFP Form FactorPlug-in module Data Transfer Rate10 Mbps Operating Temperature32°F to 113°F (0°C to 45°C) Product Dimensions (WxHxD)4.2 in x 1.4 in x 4.1 in Manufacturers Specs