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Cisco Power Supplies for Networking
Engineered for superior reliability and performance, Cisco Power Supplies optimize critical network infrastructures. Rigorously tested against global standards, they ensure sustained efficiency and uninterrupted operational excellence.
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BEST-SELLING
PWR-7201-DC
BEST-SELLING
PWR-7201-AC
BEST-SELLING
PWR-7200-AC
BEST-SELLING
PWR-7200-DC+
141 Matching results
- BEST SELLING
PWR-C49M-1000DC/2-Cisco 4900M Switch PWR-C49M-10 00DC/2
4.2 (5)- Power Supply
- 1000W
- Gaming / Workstation / Server
- ATX
- Modular
- Gold
- Single Rail
Est Value
$1,500.00$661.00
55.9% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
C3KX-PWR-350WAC=-Catalyst 3K-X 350W AC Power Su pply
4.2 (5)- Power Supply
- 350W
- Gaming / Workstation / General Use
- ATX
- Non-Modular
- 80 PLUS
- Single Rail
Est Value $581.70$215.23
63% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
C3KX-PWR-715WAC=-Catalyst 3K-X 715W AC Power Su pply
4.2 (5)- Power Supply
- 715W
- Enterprise Server / Workstation / Gaming
- ATX
- Semi-Modular
- Bronze
- Single Rail
Est Value $1,163.39$221.04
81% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
C3KX-PWR-1100WAC=-Catalyst 3K-X 1100W AC Power S upply
4.2 (5)- Power Supply
- 1100W
- Gaming / Workstation / Server
- ATX
- Modular
- Platinum
- Multi Rail
Est Value $1,745.10$418.83
76% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
C3KX-PWR-440WDC=-Catalyst 3K-X 440W DC Power Su pply Spare
4.2 (5)- Power Supply
- 450W
- Gaming
- ATX
- Non-Modular
- Bronze
- Single Rail
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
PWR-C2-640WAC=-640W AC Config 2 Power Supply Spare
4.2 (5)- Power Supply
- 640W
- Gaming / Workstation / General Use
- ATX
- Non-Modular
- Bronze
- Single Rail
Est Value $1,551.00$406.00
73.8% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
PWR-C2-250WAC=-250W AC Config 2 Power Supply Spare
4.2 (5)- Power Supply
- 250W
- Gaming / Workstation / Server
- ATX
- Non-Modular
- 80 PLUS
- Single Rail
Est Value $724.00$257.00
64.5% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
PWR-C2-1025WAC=-1025W AC Config 2 Power Supply Spare
4.2 (5)- Power Supply
- 1000W
- Gaming / Workstation / Enterprise Server
- ATX
- Modular
- Gold
- Multi Rail
Est Value $2,335.00$531.00
77.3% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-PWR-CUBE-5=-POWER TRANSFORMER FOR DX70 AND DX80 SERIES
4.2 (5)- Power Supply
- 600W
- Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-PWR-INJ-IP Phone Power Injector For 79 00 Series Phones
4.2 (5)- Power Supply
- 850W
- Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value $150.00$21.00
86% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
PWR-C1-1100WAC-1100W AC Config 1 Power Supply
4.2 (5)- Power Supply
- 1100W
- Workstation / Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value $2,330.00$457.00
80.4% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
WS-CAC-3000W-CATALYST 6500 3000W AC PWR SUP P
4.2 (5)- Power Supply
- 1600W
- Workstation
- ATX
- Modular
- Platinum
- Multi Rail
Est Value $3,034.94$758.73
75% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-PWR-CUBE-3-IP PH 1POWER TRANSFORMER FOR 7 900 PH1 SERIES
4.3 (6)- Power Supply
- 750W
- Gaming / Workstation / Enterprise Server
- ATX
- Modular
- Gold
- Single Rail
Est Value $125.00$27.00
78.4% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-6800-PWR-NA=-6800 NA PWR ADAPTER
4.3 (6)- Power Supply
- 680W
- Workstation / Gaming / Server
- ATX
- Modular
- Gold
- Multi Rail
Est Value $45.00$22.00
51.1% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-6800-PWR-CE=-Cisco IP Phone 6800 power adap ter for Europe
4.3 (6)- Power Supply
- 700W
- Gaming / Workstation / Server
- ATX
- Modular
- Gold
- Single Rail
Est Value $45.00$22.00
51.1% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-6800-PWR-UK=-CISCO 6800 UK POWER ADAPTER
4.3 (6)- Power Supply
- 700W
- Gaming
- ATX
- Modular
- Platinum
- Multi Rail
Est Value $45.00$22.00
51.1% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
CP-6800-PWR-AU=-Cisco IP Phone 6800 power adap ter for Australia and New Zealand
4.3 (6)- Power Supply
- 700W
- Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value $45.00$22.00
51.1% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- BEST SELLING
C9800-AC-110W=-CISCO CATALYST WRLS CTLR 110W AC PWR SUP
4.4 (7)- Power Supply
- 110W
- Enterprise Server
- N/A
- Non-Modular
- 80 PLUS
- Single Rail
Est Value $177.00$96.00
45.8% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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- FEARURED
CP-PWR-CUBE-4-IP Phone power transformer for the 89/9900 phone series
4.3 (6)- Power Supply
- 600W
- Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value $89.00$23.00
74.2% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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PWR-7200-ACA-Cisco 7200 Power Supply PWR-72 00-ACA Cisco 7200 AC Power Supply With Australian Cord
4.2 (5)- Power Supply
- 750W
- Gaming / Workstation / Enterprise Server
- ATX
- Modular
- Platinum
- Multi Rail
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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Questions & Answers
What is a Cisco Power Supply?
A Cisco Power Supply is a dedicated module that delivers stable, regulated power to Cisco networking devices, ensuring optimal performance and reliability.
How do I choose the right Cisco Power Supply for my device?
Select a Cisco Power Supply by matching your device’s model number and total wattage requirements, then confirm compatibility in Cisco’s hardware installation guide.
What wattage options are available for Cisco Power Supplies?
Cisco Power Supplies range from 150 W to 3,000 W, covering entry-level switches, routers, firewalls, and high-density data center appliances.
Are Cisco Power Supplies hot-swappable?
Yes. Hot-swappable Cisco Power Supplies allow you to replace a faulty unit without shutting down the device, minimizing network downtime.
Frequently Asked Questions
What is a Cisco power supply and why is it important?
A Cisco power supply provides the electrical energy needed for switches, routers, and other networking devices, ensuring consistent uptime, redundancy, and reliable performance.
Are Cisco power supplies interchangeable across models?
No. Cisco power supplies are model-specific; always match the power supply’s part number and wattage rating to your exact switch or router series for compatibility.
How can I identify the correct Cisco power supply for my switch?
Check the switch model number, power rating (W), and type (AC, DC, or PoE) in the datasheet. Cisco part numbers like PWR-C1-350WAC or PWR-C2-1025WAC indicate compatibility.
What is the difference between internal and external Cisco power supplies?
Internal power supplies are built into the device chassis, while external power supplies are standalone units that connect to compact or modular switches for flexible power management.
What does PoE power supply mean in Cisco switches?
PoE (Power over Ethernet) power supplies deliver both data and electrical power through Ethernet cables to connected devices like IP phones, cameras, and wireless access points.
Can I use third-party power supplies with Cisco switches?
It’s not recommended. Only certified Cisco power supplies guarantee safety, proper voltage regulation, and compatibility with Cisco hardware and SmartNet warranties.
How do I know if my Cisco power supply is redundant?
Most enterprise Cisco switches support dual power supplies. If both slots are populated, the secondary unit provides redundancy for uninterrupted operation in case of failure.
What does hot-swappable mean for Cisco power supplies?
Hot-swappable power supplies can be replaced while the switch is running, without disrupting network operations, ensuring maximum uptime and service continuity.
What power capacities are available in Cisco power supplies?
Cisco offers power supplies ranging from 150W to over 3000W, depending on switch model, PoE requirements, and deployment environment.
What is the difference between AC and DC Cisco power supplies?
AC power supplies connect to standard electrical outlets, while DC power supplies integrate with telecom or industrial systems requiring direct current input.
Do Cisco power supplies support energy efficiency standards?
Yes. Many Cisco power supplies are ENERGY STAR® compliant and include high-efficiency modes to reduce energy consumption and operating costs.
How do I replace a Cisco power supply safely?
Power off the device (unless hot-swappable), disconnect cables, release latches, insert the new unit firmly, and verify LED indicators for power and status alignment.
Can one Cisco switch support multiple power supply types?
Some Catalyst and Nexus models allow mixing AC and DC supplies for flexible deployment, but both units must meet the model’s voltage and wattage specifications.
What are the most common Cisco power supply models?
Popular models include PWR-C1-350WAC, PWR-C1-715WAC, PWR-C2-640WAC, PWR-C4-950WAC, and PWR-1900-AC, supporting Catalyst 9000 and Nexus series switches.
How can I check the health of my Cisco power supply?
Use the CLI command “show power” or monitor via Cisco DNA Center or SNMP to check voltage levels, power draw, and operational status.
Do Cisco power supplies come with warranty coverage?
Yes. Standard warranties cover defects, while Cisco SmartNet provides 24x7 support, advance replacement, and software updates for extended protection.
Where can I buy genuine Cisco power supplies?
Purchase from authorized Cisco partners or resellers to ensure authenticity, warranty validity, and proper compatibility with your Cisco hardware.