United States$5,000,000+
Inventory Delivered By
D
Darren Wilcox
5
This front-to-back cooling power supply fits our airflow design perfectly and delivers stable power to the 4948E.
PWR-C49E-300AC-F
Catalyst 4948E switch PWR-C49E-300AC-F
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Name:
PWR-C49E-300AC-F
- Description:
- Catalyst 4948E switch PWR-C49E-300AC-F
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 633081834341
- Condition:
- Warranty:
- 3
- List Price:
$575.00
- Price:
$312.0045.7% off
Quantity:
1
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PWR-C49E-300AC-F Overview
PWR-C49E-300AC-F is a 300W ATX power supply that delivers reliable performance with an 80 PLUS certified efficiency and active PFC design. This non-modular unit supports a wide input voltage range of 100–240V and is equipped with a 120mm fan featuring a fluid dynamic bearing for quieter operation, while incorporating key protections such as OCP, OVP, UVP, SCP, and OTP. Its build quality is robust and its flat cables ensure a clean installation.
Engineered for general use in environments ranging from gaming rigs to workstations, the PWR-C49E-300AC-F comes with essential connectors including a single ATX 24-pin, one EPS (CPU) 4+4 pin, and four SATA power outputs, along with two Molex connectors, ensuring broad compatibility with modern PC components. With a zero RPM mode for lower noise levels during light loads and a rated efficiency of approximately 85%, this power supply is an ideal solution for users seeking dependable performance and quiet operation.
PWR-C49E-300AC-F price is $312.00, a 45.7% saving from the Cisco list price of $575.00. PWR-C49E-300AC-F is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for PWR-C49E-300AC-F for additional pricing. Browse the full Catalyst 4900 Power Supplies series or explore all Cisco products.
PWR-C49E-300AC-F Specifications
- Product Type
- Power Supply
- Wattage
- 300W
- Use Case
- General Use
- Form Factor
- ATX
- Modularity
- Non-Modular
- 80 PLUS Certification
- 80 PLUS
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS / CE / FCC / UL / ROHS
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 120mm
- Fan Bearing Type
- Fluid Dynamic
- Zero RPM Mode
- Yes
- Efficiency Rating
- 85%
- Protections
- OCP / OVP / UVP / SCP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- N/A
- SATA Power Connectors
- 4
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Flat
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 100,000 hours
- Operating Temperature
- 50°C
- Product Name
- PWR-C49E-300AC-F
- Height
- 3.4 inches
- Width
- 5.9 inches
- Depth
- 5.5 inches
- Weight
- 2.9 lbs
PWR-C49E-300AC-F Use Case
High-Density PoE Campus Access Deployment with Catalyst 4948E and PWR-C49E-300AC-F
In a multi-building university campus, IT architects deploy the Catalyst 4948E switch powered by the PWR-C49E-300AC-F to deliver 48 ports of full-power PoE+ for Wi-Fi 6 access points and VoIP handsets. This setup ensures consistent 10 Gbps uplinks, centralized power management and seamless campus roaming. Outcome: simplified infrastructure, predictable power budgeting and superior end-user experience across lecture halls and student housing.
Resilient Branch Data Center Core Switching with PWR-C49E-300AC-F on Catalyst 4948E
A global retail chain deploys Catalyst 4948E switches in regional data centers, each fed by a PWR-C49E-300AC-F power supply to support mission-critical servers and point-of-sale routers. The redundant AC input and hot-swap capability deliver 99.999% availability under peak loads and maintenance events. Outcome: maximum uptime, controlled operational expenses and simplified power-redundancy planning for branch data-center operations.
Industrial IoT and Automation Network with Catalyst 4948E plus PWR-C49E-300AC-F
In a smart manufacturing plant, engineers install Catalyst 4948E switches equipped with PWR-C49E-300AC-F power supplies to aggregate and power over 40 PoE sensors, cameras and controllers in harsh environments. The hardened chassis and consistent 30 W per port PoE output maintain 24/7 connectivity and real-time telemetry. Outcome: streamlined device commissioning, reduced cabling complexity and enhanced operational visibility for predictive maintenance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 PWR-C49E-300AC-F |  PWR-C49M-1000DC/2 |  PWR-C49M-1000DC |  PWR-C49E-300AC-R= |  PWR-C49E-300AC-R/2 | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 300W | 1000W | 1000W | 300W | 300W |
| Use Case | General Use | Gaming / Workstation / Server | Gaming / Workstation / Server / Enterprise Server / Data Center | General Use | General Use |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Non-Modular | Modular | Modular | Non-Modular | Non-Modular |
| 80 PLUS Certification | 80 PLUS | Gold | Gold | 80 PLUS | Bronze |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / RoHS | 80 PLUS / CE / FCC / UL / ROHS |
| Remote Monitoring | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Sleeve | Sleeve |
| Zero RPM Mode | Yes | Yes | Yes | No | Yes |
| Efficiency Rating | 85% | 92% | 94% | 87% | 85% |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 2 | 1 | 1 | 1 |
| PCIe (6+2) Connectors | N/A | 3 | 4 | N/A | N/A |
| SATA Power Connectors | 4 | 6 | 6 | 4 | 4 |
| Molex Connectors | 2 | 4 | 4 | 1 | 2 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Flat | Sleeved | Sleeved | Flat | Flat |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 100,000 hours | 150,000 hours | 150,000 hours | 100,000 hours | 100,000 hours |
| Operating Temperature | 50°C | 50°C | 40°C | 40°C | 40°C |
| Product Name | PWR-C49E-300AC-F | PWR-C49M-1000DC/2 | PWR-C49M-1000DC | PWR-C49E-300AC-R= | PWR-C49E-300AC-R/2 |
| Height | 3.4 inches | 3.4 inches | 5.5 inches | 5 inches | 3.4 inches |
| Width | 5.9 inches | 5.9 inches | 6.0 inches | 6 inches | 5.9 inches |
| Depth | 5.5 inches | 5.5 inches | 10.0 inches | 7 inches | 5.5 inches |
| Weight | 2.9 lbs | 6.4 lbs | 8.0 lbs | 3 lbs | 3.5 lbs |
Reviews & Ratings
E
Eliza Thornton
4
The PWR-C49E-300AC-F has been efficient and reliable, supporting consistent switch performance throughout the day.
M
Marcus Reed
5
Strong build quality and smooth installation. It provides dependable power with proper airflow alignment.
A
Aileen Porter
3
We chose this model for airflow compatibility, and it has performed exactly as required without any power fluctuations.
S
Sean Bradley
4
A dependable power supply that integrates cleanly into our existing Catalyst infrastructure.
Questions & Answers
What is the Cisco PWR-C49E-300AC-F power supply?
The Cisco PWR-C49E-300AC-F is a 300 W AC field-replaceable power supply designed for Catalyst 4948E switches, delivering reliable power and hot-swap capability.
Which Catalyst 4948E switch models support the PWR-C49E-300AC-F?
The PWR-C49E-300AC-F is fully compatible with all Cisco Catalyst 4948E fixed-configuration switches requiring a 300 W AC power module.
What are the input power specifications for PWR-C49E-300AC-F?
This power supply accepts an input voltage of 100–240 VAC at 50–60 Hz and delivers 300 W of output power to the Catalyst 4948E.
Can I hot-swap the PWR-C49E-300AC-F without downtime?
Yes, the PWR-C49E-300AC-F supports hot-swap installation, allowing replacement while the switch remains operational.