Brand: Cisco · SKU: CLK-7600 · MPN: CLK-7600 · Category: Components
The Cisco CLK-7600 is a spare Clock card (FRU) designed for use with Cisco 7603, 7604, 7606, or 7609 routers in the Cisco 7600 Series. It functions as a network clock module, providing accurate and synchronized timing signals essential for carrier-grade networking, financial trading, telecommunications, and data centers. It supports Stratum 3 timing accuracy and various timing protocols including Network Time Protocol (NTP), Precision Time Protocol (PTP), and Synchronous Ethernet (SyncE). It is hot-swappable and can feature a BITS interface to receive external timing references. The module is often sold refurbished and has reached End of Life/Sale dates (e.g., EOL July 31, 2020; EOS Oct 30, 2020).
| Feature | Hot-swappable |
|---|---|
| Interface | BITS interface supported |
| Product Type | Network device clock module |
| Timing Accuracy | Stratum 3 |
| Condition Example | Refurbished |
| Supported Protocols | NTP, PTP, SyncE |
| Designed For Chassis | Cisco 7603, 7604, 7606, 7609, Catalyst 6503 |
| Warranty | Varies, often 90 days to 2 years on refurbished units; Lifetime warranty mentioned by some resellers. |
| Weight | 3kg |
| Dimensions | 24.13 cm x 19.05 cm x 3.05 cm (Approximate/Example Refurbished Dimensions) |
The CLK-7600 is a crucial timing component for Cisco 7600 Series routers, ensuring precise network synchronization for demanding applications. It functions as a field-replaceable unit (FRU) to provide stable clocking signals across the system, supporting critical timing protocols like NTP, PTP, and SyncE.
Yes, this Cisco CLK-7600 Network Clock Module (CLK-7600) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Cisco CLK-7600 Network Clock Module includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the CLK-7600.