Networking > Modules Expansion Module WS-X4640-CSFP-E= Manufacturer: Cisco Systems, Inc Product ID: WS-X4640-CSFP-E= UPC: 882658427633 Our Price : $Price 16,986.31 Quantity Buy Now Description & Specs Reviews Warranty Description Condition: New General InformationProduct Type: Expansion ModuleBrand Name: CiscoManufacturer: Cisco Systems, IncProduct Name: Expansion ModuleManufacturer Part Number: WS-X4640-CSFP-E=Manufacturer Website Address: http://www.cisco.comMiscellaneousGreen Compliant: YesGreen Compliance Certificate/Authority: RoHS-5Compatibility: Cisco Catalyst 4500E Series SwitchesI/O ExpansionsNumber of Total Expansion Slots: 40Expansion Slot Type: SFP (mini-GBIC)Physical CharacteristicsHeight: 1.2"Width: 14.3"Depth: 10.8"Technical InformationApplication/Usage: Data NetworkingApplication/Usage: Switching NetworkApplication/Usage: Optical NetworkWarrantyLimited Warranty: 90 Day Specifications Related Items StarTech.com Cisco GLC-LH-SMD Compatible SFP Transceiver Module - 1000BASE-LX/LH GLCLHSMDSTTA GLCLHSMDSTTA Your Price: 51.42 Qty: Buy Now Details Enhanced EtherSwitch Service Module SM-ES3G-16-P SM-ES3G-16-P Your Price: 2,177.35 Qty: Buy Now Details