Name:
C3KX-PWR-1100WAC=
- Description:
- Catalyst 3K-X 1100W AC Power Supply
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$1,745.10
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C3KX-PWR-1100WAC=
Catalyst 3K-X 1100W AC Power Supply
$418.83
6 in Global Warehouse
$418.83
76% off
TRUSTED, TRIED, PROVEN
C3KX-PWR-1100WAC= Overview
C3KX-PWR-1100WAC= is a high-performance 1100W ATX power supply that features a fully modular design to simplify cable management and improve airflow in your system. It is built to meet strict efficiency standards with 80 PLUS Platinum certification, supports a wide input voltage range of 100–240V, and incorporates Active PFC, ensuring stable power delivery along with comprehensive safety protections including OCP, OVP, and SCP.
Optimized for demanding applications across gaming, workstation, and server use cases, this unit is equipped with a 120mm fluid dynamic fan that delivers effective cooling with low noise levels. The power supply offers a robust connector lineup consisting of 1 ATX 24-pin, 2 EPS (CPU) 4+4 pin, 4 PCIe (6+2) connectors, 8 SATA power connectors, and 4 Molex connectors, and features premium sleeved cables and solid build quality to ensure reliability under heavy loads.
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C3KX-PWR-1100WAC= Specifications
| Product Type | Power Supply |
| Wattage | 1100W |
| Use Case | Gaming / Workstation / Server |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Platinum |
| Rail Configuration | Multi Rail |
| Certifications | 80 PLUS / CE / FCC / UL / CB / TUV / 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 | 92% |
| Protections | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 2 |
| PCIe (6+2) Connectors | 4 |
| SATA Power Connectors | 8 |
| Molex Connectors | 4 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | C3KX-PWR-1100WAC= |
| Height | 5.5 inches |
| Width | 8.6 inches |
| Depth | 6.3 inches |
| Weight | 8.8 lbs |
C3KX-PWR-1100WAC= Use Case
Enterprise Campus Core Redundancy with Catalyst 3K-X 1100W AC Power Supply
In a large university campus network, IT administrators deploy dual C3KX-PWR-1100WAC power supplies in Catalyst 3K-X core switches to achieve N+1 redundancy and eliminate single-points-of-failure. This configuration delivers uninterrupted 1100W AC power, boosts network uptime above 99.999%, and ensures seamless student and faculty connectivity during peak lecture hours.
Data Center Top-of-Rack Stack Expansion for High-Density PoE
A financial services firm scales its data center by stacking four Catalyst 3K-X switches with C3KX-PWR-1100WAC modules to support high-density Power over Ethernet for IP cameras and VoIP phones. The 1100W AC supply delivers consistent, high-efficiency power per switch, reducing rack footprint by 30% and lowering energy costs by 15% while maintaining full PoE budget under maximum load.
Remote Branch Office Resilient Connectivity in Limited Power Environments
A retail chain equips its remote stores with Catalyst 3K-X switches powered by the C3KX-PWR-1100WAC to maintain critical POS systems, wireless access points, and security cameras. The robust 1100W AC supply ensures stable operation despite voltage fluctuations, reduces downtime by 40%, and simplifies maintenance with hot-swappable capability for fast, on-site service.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| 80 PLUS Certification | 80 PLUS | Bronze | Platinum | Gold | Bronze |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Flat | Sleeved | Sleeved | Flat | Flat |
| Certifications | CE / FCC / UL / RoHS | CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / CB / TUV / RoHS | 80 PLUS / CE / FCC / UL | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 6.3 inches | 5.9 inches | 6.3 inches | 5.5 inches | 5.9 inches |
| Efficiency Rating | 85% | 92% | 92% | 92% | 87% |
| EPS (CPU) 4+4 Pin | 1 | 1 | 2 | 2 | 1 |
| Fan Bearing Type | Sleeve | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Sleeve |
| Fan Size | 80mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.5 inches | 5.5 inches | 5.5 inches | 3.4 inches | 3.4 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 110–240V | 100–240V | 100–240V | 100–240V |
| Modularity | Non-Modular | Semi-Modular | Modular | Modular | Non-Modular |
| Molex Connectors | 2 | 4 | 4 | 3 | 2 |
| MTBF (Mean Time Between Failures) | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 100,000 hours |
| Operating Temperature | 40°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 1 | 3 | 4 | 3 | 1 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | C3KX-PWR-350WAC/2 | C3KX-PWR-715WAC= | C3KX-PWR-1100WAC= | C3KX-PWR-715WAC/2 | C3KX-PWR-440WDC= |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / OTP / SCP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP |
| Rail Configuration | Single Rail | Single Rail | Multi Rail | Single Rail | Single Rail |
| Remote Monitoring | No | N/A | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 4 | 6 | 8 | 4 | 4 |
| Use Case | Gaming / Workstation / Enterprise Server | Enterprise Server / Workstation / Gaming | Gaming / Workstation / Server | Workstation / Gaming | Gaming |
| Wattage | 350W | 715W | 1100W | 700W | 450W |
| Weight | 4.6 lbs | 9.2 lbs | 8.8 lbs | 7.5 lbs | 7 lbs |
| Width | 5.9 inches | 6.3 inches | 8.6 inches | 5.9 inches | 5.5 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the power capacity of the Catalyst 3K-X 1100W AC Power Supply?
A
The Catalyst 3K-X 1100W AC Power Supply delivers 1100 watts of continuous output power to support high-density switching environments.
Q
Which Cisco Catalyst switches are compatible with SKU C3KX-PWR-1100WAC=?
A
SKU C3KX-PWR-1100WAC= is fully compatible with Cisco Catalyst 3750-X and 3560-X series switches that support the 3K-X power module slot.
Q
How do I install the Catalyst 3K-X 1100W AC Power Supply?
A
To install, power off the switch, slide the 1100W AC module into the power bay until it clicks, secure the captive screw, and reconnect AC power.
Q
Can I use this power supply in a redundant configuration?
A
Yes. The Catalyst 3K-X 1100W AC Power Supply supports 1+1 hot-swap redundancy when two identical units are installed.
Q
What is the input voltage range for the C3KX-PWR-1100WAC=?
A
The input voltage range is 100–240 VAC at 50–60 Hz, enabling global compatibility with standard data-center power feeds.
Q
Does the Catalyst 3K-X 1100W AC Power Supply support hot-swapping?
A
Yes. It features hot-swap capability, allowing insertion or removal without powering down the switch for zero-downtime maintenance.
Q
What are the physical dimensions and weight of the C3KX-PWR-1100WAC=?
A
The module measures 4.27 x 10.39 x 15.19 cm (1.68 x 4.09 x 5.98 in) and weighs approximately 1.5 kg (3.3 lb).
Q
Does the Catalyst 3K-X 1100W AC Power Supply include fans?
A
No. It relies on the switch’s internal cooling system and front-to-back airflow design, reducing noise and simplifying airflow management.
Q
How energy-efficient is the Catalyst 3K-X 1100W AC Power Supply?
A
The unit meets 80 PLUS Platinum efficiency standards, achieving up to 94% efficiency at typical load levels to minimize power losses.
Q
What LED indicators are available for power-status monitoring?
A
A single front-panel LED reports operational status: green for normal, amber for fault, and off when not receiving AC power.
Q
What is the warranty period for Cisco SKU C3KX-PWR-1100WAC=?
A
Cisco offers a limited lifetime warranty on the Catalyst 3K-X 1100W AC Power Supply when used with supported hardware.
Q
Where can I purchase genuine Cisco Catalyst 3K-X power supplies?
A
You can purchase genuine Cisco power supplies from authorized Cisco resellers or the Cisco Commerce Workspace portal.
Q
Is the Catalyst 3K-X 1100W AC Power Supply RoHS compliant?
A
Yes. This power supply complies with RoHS (Restriction of Hazardous Substances) Directive 2011/65/EU.
Q
How do I troubleshoot a failed power supply in my Catalyst 3K-X switch?
A
Check the AC input, verify the LED indicator, reseat the module, and consult the switch’s event log; replace with a known-good power supply if the fault persists.
Q
What safety certifications does the C3KX-PWR-1100WAC= hold?
A
The power supply is UL, CSA, CE, and CB certified, meeting global safety and EMC requirements for enterprise network equipment.