Networking > Modules 4-Port Async/Sync Serial HWIC HWIC-4A/S Manufacturer: Cisco Systems, Inc Product ID: HWIC-4A/S UPC: 0012304734680 $Price 1,029.59 Quantity Buy Now Description & Specs Reviews Warranty Description Condition: New The 4-Port Async/Sync Serial HWIC provides four serial async/sync ports using Smart Serial connectors and cabling. Each port can operate up to 256 Kbps in sync mode, or up to 230.4 Kbps in async.4-Port Async/Sync Serial HWIC Specifications General InformationProduct Type: HWICBrand Name: CiscoManufacturer: Cisco Systems, IncProduct Model: HWIC-4A/SProduct Name: 4-Port Async/Sync Serial HWICManufacturer Part Number: HWIC-4A/SManufacturer Website Address: http://www.cisco.comPhysical CharacteristicsHeight: 0.8"Width: 3.1"Depth: 5.6"MiscellaneousCompatibility: Supported Platforms & Minimum IOS Versions:Cisco 2851 - 12.3(14)TCisco 2821 - 12.3(14)TCisco 2811 - 12.3(14)TCisco 2801 - 12.3(14)TCisco 1841 - 12.3(14)TCisco 3845 - 12.3(14)TCisco 3825 - 12.3(14)TTechnical InformationApplication/Usage: Wide Area NetworkInterfaces/PortsInterfaces/Ports Details: 4 x Smart Serial Asynchronous/Synchronous Serial WAN Related Items AddOn AdTran SFP Module 1184543P1-AO 1184543P1-AO Your Price: 222.80 Qty: Buy Now Details AddOn SFP+ Module 10G-SFPP-BXU-AO 10G-SFPP-BXU-AO Your Price: 495.71 Qty: Buy Now Details AddOn Cisco SFP-10G-ER Compatible 10GBASE-ER SFP+ SFP-10G-ER-AO SFP-10G-ER-AO Your Price: 1,300.53 Qty: Buy Now Details Black Box SFP+ Module LSP421 LSP421 Your Price: 187.43 Qty: Buy Now Details AddOn SFP+ Module SFP-FC-SR-AO SFP-FC-SR-AO Your Price: 153.19 Qty: Buy Now Details Axiom SFP Module AFM735-AX AFM735-AX Your Price: 53.06 Qty: Buy Now Details