CISCO ELECTRONIC 73.10473.01 Board Module Clock 731047301AO

( Brand: Cisco Electronic ), ( Manufacturer Part Number: 73.10473.01 ), ( Part Type: Board Module Clock ), ( Unit Of Measure: Unit )

Review CISCO ELECTRONIC Ao Board Module Clock Used

The **Cisco 73-10473-01 (731047301AO) AO Board Module Clock** is a high-precision, field-replaceable unit designed specifically for Cisco s **ASR 9000 Series Aggregation Services Routers**, particularly the **ASR 9010 and ASR 9006 platforms**, to provide accurate timing synchronization within carrier-grade networks. This module serves as the primary **clock source** for the router, ensuring reliable and compliant timing distribution across critical infrastructure such as telecom, data center, and enterprise networks. Engineered to meet stringent **IEEE 1588 Precision Time Protocol (PTP)** and **ITU-T G.8275.2 SyncE (Synchronization over Ethernet)** standards, the AO Board Module Clock delivers sub-microsecond accuracy, making it indispensable for applications requiring ultra-low latency and synchronized operations, such as financial trading networks, 5G backhaul, and cloud-based services.

The **731047301AO** incorporates a **high-stability oscillator** (typically a **temperature-compensated crystal oscillator, TCXO, or OCXO**) to minimize drift over time, ensuring long-term reliability in demanding environments. Its **dual-redundant design** allows for seamless failover between primary and secondary clock sources, mitigating downtime and maintaining operational continuity. The module supports **multiple synchronization methods**, including **PTP, SyncE, and GPS/BCD482** inputs, enabling flexibility in network deployments where timing sources may vary. Additionally, it features **hardware-based timestamping** and **low-jitter output**, which are critical for applications requiring precise event ordering, such as distributed ledger technologies or real-time analytics.

Built with **industrial-grade components**, the AO Board Module Clock operates within a **wide temperature range** (typically **0 C to 70 C**), making it suitable for deployment in telecom equipment rooms, data centers, and outdoor environments where environmental conditions can fluctuate. Its **compact, hot-swappable form factor** allows for easy installation and replacement without disrupting network operations, adhering to Cisco s modular design philosophy. The module also integrates with **Cisco s Network Time Protocol (NTP) and Simple Network Time Protocol (SNTP)** for broader time synchronization compatibility, ensuring interoperability with legacy and modern systems alike.

For network operators and service providers, the **731047301AO** represents a critical component in achieving **carrier-grade reliability and performance**, particularly in scenarios where timing accuracy directly impacts service quality, regulatory compliance (such as **SIPRNET or DoD requirements**), or financial transaction integrity. Whether deployed in a **core network, metro aggregation, or cloud interconnect scenario**, this clock module ensures that the ASR 9000 Series operates at peak efficiency, delivering the precise timing synchronization required for modern, high-demand networking architectures.

### **Pros and Cons of buying a Cisco 731047301AO Clock Board Module (Part Number: 73.10473.01)**

1. **Compatibility with Cisco Switches** This module is designed specifically for Cisco Catalyst 3850/3650/3560-X series switches, ensuring seamless integration without compatibility issues.

2. **Reliability and Durability** Cisco hardware is known for its robustness and long-term performance, reducing the risk of frequent failures.

3. **Support for Advanced Features** The clock module is essential for time synchronization (NTP/PTP) and network timing, which is critical for VoIP, video conferencing, and other time-sensitive applications.

4. **Authentic Cisco Part** Purchasing directly from Cisco or an authorized distributor ensures genuine components, reducing the risk of counterfeit or low-quality replacements.

5. **Warranty and Support** Cisco offers warranty coverage and technical support, providing peace of mind for enterprise deployments.

6. **Future-Proofing** Since Cisco switches are widely used in enterprise networks, having an authentic replacement ensures long-term compatibility with firmware updates and upgrades.

1. **High Cost** Cisco hardware, including replacement modules, tends to be expensive compared to third-party alternatives, which may not always be reliable.

2. **Limited Availability** Finding an authentic Cisco part may require purchasing from authorized channels, which can sometimes involve longer lead times or higher prices.

3. **Potential Overkill for Small Deployments** If the switch is not heavily used or does not require advanced timing features, the cost may not justify the investment.

4. **Complex Replacement Process** Replacing a clock module requires technical expertise, and improper handling could lead to further damage or network downtime.

5. **Depreciation Risk** Cisco switches, including their modules, may become obsolete as newer models are released, leading to reduced resale value.

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### **Conclusion**

The **Cisco 731047301AO Clock Board Module** is a high-quality, reliable component essential for Cisco switches requiring precise time synchronization. Its benefits in terms of compatibility, performance, and support make it a strong choice for enterprise environments where uptime and functionality are critical. However, the high cost and potential overkill for smaller deployments may deter some buyers.

For most businesses operating Cisco switches in mission-critical applications (e.g., VoIP, security cameras, or financial systems), the investment is justified. However, if budget constraints are a concern, evaluating third-party alternatives (with caution) or checking for refurbished Cisco parts may be worth considering though this carries risks in terms of reliability and warranty.

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### **Recommendation**

- **For Enterprise Networks:** Purchase the **authentic Cisco module** from an authorized distributor to ensure reliability, warranty, and long-term support.

- **For Budget-Conscious Deployments:** If the switch is not mission-critical, verify whether a **third-party compatible module** exists (with thorough research on reviews and compatibility) before proceeding.

- **For Resale or Refurbished Options:** If cost is a major factor, consider **Cisco refurbished parts** from reputable vendors (e.g., Cisco Certified Refurbished) to balance cost and quality.

- **Professional Installation:** Ensure the replacement is done by a **certified Cisco technician** to avoid voiding warranties or causing further damage.

Ultimately, the **731047301AO module is the safest choice** for most professional environments where Cisco hardware is deployed.

Details:

This module clock is designed for industrial automation and motion control systems, offering precise timekeeping critical processes. Used working chip pulled from a decommissioned CISCO product. With the CISCO Electronic brand known for quality and reliability, this product is a dependable choice businesses needing accurate time management in their operations. The product is a CISCO Electronic board module clock with the model number 73.10473.01 AO.

It is a single unit sold with the manufacturer part number listed.

part #: 731047301 prices

• $99.00-$252.91

specifications automationjack:

• brand: Cisco Electronic
• mpn: 73.10473.01
• part type: Board Module Clock
• unit of measure: Unit

returns automationjack:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days
• method: Money back

offer automationjack:

• sold: 0
• best offers: True
• quantity: 3
• options: Ship-to-home
• started: March 1, 2026
• availability: In Stock

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

shipping automationjack:

• type: Calculated
• class: Standard
• carrier: USPS
• transit: 4-8 Days
• service: USPS Ground Advantage
• cost: $0.00

payments automationjack:

• wallet: Apple-pay
• credit card: Diners-club
• other

seller automationjack:

• # reviews: 683
• rating: 100.0%
• city: Edmond, Oklahoma

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