CISCO PWR-C4-9500WAC-R Ac Power Supply Catalyst PWR-C4-950WAC-R

( Brand: Cisco ), ( Manufacturer Part Number: PWR-C4-9500WAC-R ), ( Part Type: Supply ), ( Compatible Brand: For Cisco ), ( Country Of Origin: Philippines ), ( Maximum Output Power: 950 W ), ( Product Line: Cisco Catalyst ), ( Unit Type: Unit )

Review CISCO 950w Ac Power Supply Catalyst 9500 Series

The **Cisco PWR-C4-9500WAC-R** and **PWR-C4-950WAC-R** are high-performance, redundant AC power supplies designed exclusively for Cisco Catalyst 9500 Series switches, delivering reliable and efficient power to support mission-critical network infrastructure. These power supplies are engineered to meet the demanding requirements of modern enterprise, data center, and service provider environments, where uptime, scalability, and energy efficiency are paramount. The **950W AC power supply** (PWR-C4-950WAC-R) is a compact yet robust solution, optimized for smaller deployments or configurations where space and power consumption must be carefully managed, while the **950W AC power supply with redundant capability** (PWR-C4-9500WAC-R) ensures seamless failover protection, minimizing downtime in critical applications. Both units feature Cisco s advanced power management technology, which dynamically adjusts power delivery based on load requirements, reducing energy waste and operational costs. Built with enterprise-grade components, these power supplies operate within a wide input voltage range (typically 100 240V AC), ensuring compatibility with global power standards while maintaining high efficiency ratings, often exceeding 90% under full load. Their modular and hot-swappable design allows for easy installation, replacement, or upgrade without disrupting network operations, making them ideal for environments where continuous connectivity is non-negotiable. Additionally, these power supplies are equipped with robust cooling mechanisms, including high-efficiency fans and heat sinks, to sustain performance under sustained high-load conditions while minimizing noise levels. Security and reliability are further enhanced through Cisco s industry-leading certifications, including compliance with stringent safety and environmental standards such as UL, CE, and FCC, ensuring both operational safety and long-term durability. Whether deployed in a high-density data center, a branch office, or a service provider core network, the **Cisco PWR-C4-9500WAC-R** and **PWR-C4-950WAC-R** power supplies provide a dependable foundation for next-generation Catalyst 9500 switches, empowering administrators to build resilient, high-performance networks capable of supporting the most demanding applications.

### **Pros and Cons of buying a Cisco PWR-C4-9500WAC-R (950W AC Power Supply) for Catalyst 9500 Switches**

#### **Pros**

1. **Compatibility and Reliability**

The **PWR-C4-9500WAC-R** is an officially supported power supply for Cisco Catalyst 9500 switches, ensuring seamless integration without compatibility issues. Cisco s enterprise-grade hardware is designed for stability, reducing the risk of unexpected failures.

2. **High Power Output**

With a **950W AC power rating**, this unit provides sufficient wattage for high-performance Catalyst 9500 models, particularly in configurations with multiple SFP/SFP modules, PoE ports, or stacked setups. It supports both **dual-power redundancy** (when paired with another power supply) and **hot-swappable** operation, minimizing downtime during maintenance.

3. **Efficiency and Energy Savings**

Cisco power supplies are engineered for **high efficiency** (typically 80% at full load), reducing heat generation and lowering operational costs. This is particularly beneficial in data centers or large enterprise environments where power consumption is a concern.

4. **Redundancy and Fault Tolerance**

The **PWR-C4-9500WAC-R** is designed for **dual-power redundancy**, meaning if one power supply fails, the switch can continue operating on the remaining unit. This enhances uptime and resilience in critical infrastructure.

5. **Hot-Swappable Design**

The power supply can be replaced **without powering down the switch**, reducing administrative overhead and minimizing service disruptions.

6. **Long-Term Availability and Support**

As a **Cisco-certified part**, this power supply will remain available through Cisco s lifecycle, with access to firmware updates, replacement parts, and technical support. Counterfeit or third-party units may lack long-term availability.

7. **Compliance with Standards**

The unit meets **industry standards** for safety (UL, CE, FCC) and electromagnetic compatibility (EMC), ensuring it can be deployed in regulated environments without certification issues.

---

#### **Cons**

1. **Higher Upfront Cost**

Cisco power supplies are **more expensive** than generic or third-party alternatives. For budget-conscious deployments, this may be a significant drawback, especially when purchasing multiple units for redundancy.

2. **Limited Customization**

Unlike some third-party suppliers, Cisco does not offer **custom voltage or form-factor options**, meaning you must purchase the exact model supported by your switch model.

3. **Potential Overkill for Low-Power Use Cases**

If your Catalyst 9500 switch operates at **well below 950W** (e.g., a minimal configuration with few ports), the high-wattage unit may be **overkill**, leading to inefficiencies in power consumption and heat generation.

4. **Dependency on Cisco s Ecosystem**

If you are not already invested in Cisco s ecosystem, integrating this power supply may require additional licensing (e.g., for software features) or training, increasing total cost of ownership.

5. **Physical Size and Space Constraints**

The **PWR-C4-9500WAC-R** is a **large AC power supply** (approximately **12.5 x 10.5 x 2.5 inches**), which may require careful rack or cabinet planning, especially in space-constrained environments.

6. **No Built-in Fan in AC Model (Passive Cooling)**

Unlike some DC power supplies, the **AC model (PWR-C4-9500WAC-R)** does not include a fan, relying instead on **passive cooling**. In high-ambient-temperature environments, this could lead to **thermal throttling or reduced performance** if the switch overheats.

7. **Potential for Obsolescence**

While Cisco parts are generally long-lived, newer Catalyst 9500 models may eventually transition to **higher-efficiency or modular power supplies**, making older units less ideal for future upgrades.

---

### **Conclusion**

The **Cisco PWR-C4-9500WAC-R (950W AC power supply)** is a **reliable, high-performance, and enterprise-ready** solution for Catalyst 9500 switches, particularly in environments where **redundancy, compatibility, and long-term support** are critical. It excels in **high-power deployments, data centers, and mission-critical networks** where uptime and stability are non-negotiable.

However, for **cost-sensitive or low-power use cases**, the high price and lack of customization may make it less attractive. If budget is a concern, **third-party alternatives** (from vendors like **Netgear, HP, or Dell**) may offer similar performance at a lower cost though they should be **thoroughly vetted for compatibility and warranty support**.

### **Recommendation**

- You require **Cisco-certified, redundant power** for a Catalyst 9500 switch.

- Your deployment demands **high reliability, long-term support, and enterprise-grade components**.

- You are already invested in Cisco s ecosystem and need **seamless integration** with other Cisco devices.

- Your switch s power requirements **approach or exceed 950W** (e.g., with PoE , stacking, or multiple modules).

- You are operating in a **low-power environment** where a **lower-wattage unit** (e.g., 650W) would suffice.

- **Budget constraints** make third-party options more viable, provided they meet **compatibility and warranty standards**.

- You prioritize **space efficiency** and can use a **DC power supply** (e.g., **PWR-C4-9500DC-R**) instead of AC.

For most **enterprise-grade Catalyst 9500 deployments**, the **PWR-C4-9500WAC-R remains the safest and most future-proof choice**, despite its higher cost. Always verify your switch s **exact power requirements** before purchasing to avoid over-provisioning.

Details:

It is in good condition with minimal signs of use. Cisco PWR-C4-950WAC-R 950W AC Power Supply For Catalyst 9500 Series: images.: This listing is for a Cisco PWR-C4-950WAC-R 950W AC Power Supply For Catalyst 9500 Series, was pulled from good working server and being sold as used. We follow the R2v3 reuse requirements.

part #: pwrc49500wac prices

• $119.99-$434.00

specifications serverpowe:

• brand: Cisco
• mpn: Pwr-c4-9500wac-r
• part type: Supply
• compatible brand: For Cisco
• country of origin: Philippines
• maximum output power: 950 W
• product line: Cisco Catalyst
• unit type: Unit

offer serverpowe:

• sold: 0
• availability: In Stock
• started: February 19, 2026
• options: Ship-to-home
• quantity: 2

payments serverpowe:

• other
• credit card: Diners-club
• wallet: Paypal

shipping serverpowe:

• cost: $0.00
• service: Standard
• type: Fixed
• transit: 4-7 Days
• class: Standard

general serverpowe:

• Enterprise Networking, Servers > Server Components > Server Power Supplies
• condition: Used

returns serverpowe:

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

seller serverpowe:

• rating: 99.8%
• # reviews: 6897
• city: Austin, Texas

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