- Name:
-
C4KX-PWR-750AC-F
- Description:
- 750W AC BACK TO FRONT COOLING PWR SUPPLY FOR CAT4500X
- Rating:
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Added to cart 42 times recently
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- Brand:
- Cisco
- Condition:
- GTIN:
- 818217075205
- Warranty:
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3 - List Price:
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$2,124.47
- Price:
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$509.88
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C4KX-PWR-750AC-F
750W AC BACK TO FRONT COOLING PWR SUPPLY FOR CAT45...
$509.88
47 in Global Warehouse
$509.88
76% off
TRUSTED, TRIED, PROVEN
C4KX-PWR-750AC-F Overview
C4KX-PWR-750AC-F is a 750W ATX power supply engineered for high-performance applications, featuring a fully modular design and an 80 PLUS Gold certification that ensures excellent energy efficiency. It operates on an input voltage range of 100–240V and incorporates Active PFC to optimize power consumption while meeting modern performance standards.
This robust unit is equipped with a 135mm fan using dual ball bearings that deliver effective cooling with low noise levels. It provides comprehensive protection features including OCP, OVP, and SCP, and comes with a complete suite of connectors: 1 ATX 24-pin, 1 CPU EPS (4+4) pin, 2 PCIe (6+2) connectors, and 6 SATA power connectors with sleeved cables. Commonly used in gaming rigs, workstations, and enterprise server environments, it is built to offer reliable performance and long-term durability.
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C4KX-PWR-750AC-F Specifications
| Product Type | Power Supply |
| Wattage | 750W |
| Use Case | Workstation / Gaming / Enterprise Server |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Gold |
| 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 | 135mm |
| Fan Bearing Type | Dual Ball |
| Zero RPM Mode | Yes |
| Efficiency Rating | 94% |
| Protections | OCP, OVP, SCP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 1 |
| PCIe (6+2) Connectors | 2 |
| SATA Power Connectors | 6 |
| Molex Connectors | 3 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 40°C |
| Product Name | C4KX-PWR-750AC-F |
| Height | 7.1 inches |
| Width | 3.4 inches |
| Depth | 5.9 inches |
| Weight | 4.6 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Titanium |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Sleeved | Sleeved | Braided | Sleeved |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / UL / RoHS | 80 PLUS / CE / FCC / RoHS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 5.9 inches | 5.5 inches | 5.5 inches | 6.3 inches | 6.3 inches |
| Efficiency Rating | 94% | 90% | 94% | 94% | 96% |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 2 | 2 |
| Fan Bearing Type | Dual Ball | Fluid Dynamic | Fluid Dynamic | Dual Ball | Fluid Dynamic |
| Fan Size | 135mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 7.1 inches | 3.4 inches | 5.0 inches | 3.4 inches | 5.0 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Modularity | Modular | Modular | Semi-Modular | Modular | Semi-Modular |
| Molex Connectors | 3 | 4 | 4 | 2 | 4 |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 40°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 3 | 4 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | C4KX-PWR-750AC-F | CAB-3KX-AC-DN= | 876930-B21 High Performance Power Supply | JL087A High-Performance Modular ATX Power Supply Unit | 12000/6-AC-UP |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP, OVP, SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / UVP / SCP / OTP |
| Rail Configuration | Single Rail | Multi Rail | Single Rail | Single Rail | Single Rail |
| Remote Monitoring | No | No | No | No | PMBus |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 6 | 6 | 6 | 6 | 8 |
| Use Case | Workstation / Gaming / Enterprise Server | Gaming / Workstation / Enterprise Server | Workstation / Gaming | Gaming / Workstation / Rack Server | Enterprise Server |
| Wattage | 750W | 750W | 650W | 750W | 1200W |
| Weight | 4.6 lbs | 4.5 lbs | 4.2 lbs | 4.5 lbs | 10 lbs |
| Width | 3.4 inches | 5.9 inches | 6.3 inches | 5.9 inches | 8.5 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the C4KX-PWR-750AC-F power supply?
A
The C4KX-PWR-750AC-F is a 750W AC, back-to-front cooling power supply specifically engineered for Cisco Catalyst 4500X switches, providing reliable, redundant power with hot-swap capability.
Q
Which Cisco switches are compatible with the C4KX-PWR-750AC-F?
A
The C4KX-PWR-750AC-F is fully compatible with all Cisco Catalyst 4500X series chassis that support 750W AC back-to-front cooling power modules.
Q
What are the input voltage and frequency specifications?
A
This power supply accepts 100–240 VAC at 50/60 Hz, automatically adjusting to global power standards without manual intervention.
Q
How does back-to-front cooling benefit my network chassis?
A
Back-to-front cooling aligns airflow with Catalyst 4500X chassis design, optimizing thermal management, reducing dust ingress, and improving overall system reliability.
Q
Is the C4KX-PWR-750AC-F hot-swappable?
A
Yes. The C4KX-PWR-750AC-F supports full hot-swap capability, enabling power module replacement without interrupting network operations.
Q
Can I deploy multiple C4KX-PWR-750AC-F units for redundancy?
A
Yes. You can install two C4KX-PWR-750AC-F modules in a Catalyst 4500X chassis for N+1 redundant power, ensuring uninterrupted service during maintenance or failure.
Q
What is the power supply’s efficiency rating?
A
The C4KX-PWR-750AC-F delivers high efficiency (>90%) under typical loads, contributing to lower energy consumption and reduced operating costs.
Q
What safety and regulatory certifications does it hold?
A
This module is UL, CE, FCC and RoHS certified, meeting global safety, electromagnetic compatibility and environmental compliance requirements.
Q
What is the operating temperature range?
A
The C4KX-PWR-750AC-F operates reliably between 0 °C and 40 °C (32 °F to 104 °F), suitable for standard data-center environments.
Q
How do I install the C4KX-PWR-750AC-F in my Catalyst 4500X?
A
Slide the module into an empty power bay until it clicks, secure the latch, and connect the AC power cord—no tools are required for installation.
Q
What is the mean time between failures (MTBF)?
A
The module’s MTBF exceeds 100,000 hours, reflecting its robust design and suitability for mission-critical network deployments.
Q
What warranty covers the C4KX-PWR-750AC-F?
A
Cisco offers a limited lifetime hardware warranty with the C4KX-PWR-750AC-F, providing repair or replacement options for covered defects.
Q
How can I purchase the C4KX-PWR-750AC-F?
A
You can buy the C4KX-PWR-750AC-F through Cisco’s authorized distributors, resellers or via the Cisco Commerce Workspace online.
Q
Are there replacement parts available for this power supply?
A
Yes. Cisco offers individual replacement modules and service part kits for the C4KX-PWR-750AC-F through its spare parts catalog.
Q
Does the power supply support remote monitoring?
A
Yes. When installed in a Catalyst 4500X with Cisco IOS, the module’s status and metrics can be monitored via CLI, SNMP or Cisco Prime.
Q
What distinguishes the C4KX-PWR-750AC-F from standard AC power supplies?
A
Its back-to-front airflow, hot-swap support, and redundancy capabilities are optimized for Catalyst 4500X chassis, enhancing cooling efficiency and uptime.


