The Cisco WS-X4K-CLOCK is available from Calhoun Technologies. Calhoun Tech can help your company save up to 80% on IT Hardware. Manufacturer: Cisco Part Number: WS-X4K-CLOCK Details: Cisco WS-X4K-CLOCK 4507R/45 10R Clock Module
30 Day Warranty Included. Extended warranty is available. Contact your sales rep for more information.