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CP-PWR-8821-NA
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8821 POWER SUPPLY FOR NORTH AMERICA
FEATURED DEAL
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
CP-PWR-8821-NA
- Description:
- 8821 POWER SUPPLY FOR NORTH AMERICA
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0818241530893
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$60.00
- Price:
$38.0036.7% off
Quantity:
1
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CP-PWR-8821-NA Overview
CP-PWR-8821-NA is an 850W power supply that offers a semi-modular design in an ATX form factor. It comes with an official 80 PLUS Gold certification and supports a 100–240V input with Active PFC for efficient power conversion. The unit is equipped with a 120mm fan featuring a fluid dynamic bearing to keep noise levels to a minimum, while overall build quality meets high-end standards for rigorous gaming and workstation use. It is designed with comprehensive protections including OCP, OVP, and SCP to safeguard your components.
This power supply features a robust cable design with sleeved wiring that helps maintain a neat installation while supporting flexible system layouts. With one ATX 24-pin connector, two EPS (CPU) 4+4 connectors, two PCIe (6+2) connectors, six SATA power connectors, and three Molex connectors, it meets diverse connectivity needs. The CP-PWR-8821-NA is engineered for high reliability with a rated efficiency of 94% and an MTBF of 150,000 hours, making it ideal for demanding gaming and workstation environments.
CP-PWR-8821-NA price is $38.00, a 36.7% saving from the Cisco list price of $60.00. CP-PWR-8821-NA is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CP-PWR-8821-NA for additional pricing. Browse the full Power Adapters series or explore all Cisco products.
CP-PWR-8821-NA Specifications
- Product Type
- Power Supply
- Brand
- Cisco
- Wattage
- 850W
- Use Case
- Workstation / Gaming
- Form Factor
- ATX
- Modularity
- Semi-Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Single Rail
- Certifications
- UL
- 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
- 94%
- Protections
- OCP, OVP, SCP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 2
- 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
- 50°C
- Product Name
- CP-PWR-8821-NA
- Height
- 5.1 inches
- Width
- 5.9 inches
- Depth
- 7.5 inches
- Weight
- 8.5 lbs
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Product Comparison Table 
| CP-PWR-8821-NA |  CP-682X-PWR-AU |  CP-6800-PWR-NA |  CP-PWR-8821-CE |  AIR-PWR-B | |
|---|---|---|---|---|---|
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Sleeved | Mixed | Sleeved | Sleeved |
| Certifications | UL | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS |
| Depth | 7.5 inches | 6.3 inches | 8.5 inches | 3.1 inches | 8.5 inches |
| EPS (CPU) 4+4 Pin | 2 | 2 | 2 | 2 | 2 |
| Efficiency Rating | 94% | 92% | 94% | 92% | 94% |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Dual Ball | Fluid Dynamic |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.1 inches | 5.5 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Modularity | Semi-Modular | Semi-Modular | Modular | Modular | Modular |
| Molex Connectors | 3 | 2 | 4 | 3 | 3 |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 4 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | CP-PWR-8821-NA | CP-682X-PWR-AU | CP-6800-PWR-NA | CP-PWR-8821-CE | AIR-PWR-B |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP, OVP, SCP | OCP / OVP / SCP / OTP / OPP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP / OPP |
| RGB Lighting | No | No | No | No | No |
| Rail Configuration | Single Rail | Single Rail | Multi Rail | Multi Rail | Single Rail |
| Remote Monitoring | No | No | No | No | No |
| SATA Power Connectors | 6 | 6 | 6 | 6 | 6 |
| Use Case | Workstation / Gaming | Gaming / Workstation / Server | Workstation / Gaming / Server | Gaming / Workstation | Gaming |
| Wattage | 850W | 750W | 680W | 850W | 650W |
| Weight | 8.5 lbs | 4.5 lbs | 10 lbs | 4.2 lbs | 6.5 lbs |
| Width | 5.9 inches | 5.8 inches | 5.0 inches | 6.3 inches | 5.9 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
C
Carter Hollingsworth
5
8821 power supply for North America charges consistently and feels well-built. Reliable performance for our wireless phone fleet.
B
Bennett Langridge
4
Perfect replacement PSU for Cisco 8821. Stable charging and no connectivity issues.
G
Graham Winfield
5
Reliable power supply that keeps our charging stations running smoothly.
A
Asher Redmond
5
Easy to install and works exactly as expected. Good enterprise accessory.
N
Nolan Kingsbury
5
Consistent output and durable construction. Ideal for busy office use.
R
Reed Huxley
4
Solid Cisco part with dependable charging performance.
Questions & Answers
What is the CP-PWR-8821-NA power supply?
The CP-PWR-8821-NA is a Cisco-approved AC adapter designed to power the Cisco 8821 Wireless IP Phone in North America.
Which devices are compatible with the CP-PWR-8821-NA?
The CP-PWR-8821-NA is fully compatible with the Cisco 8821 Wireless IP Phone and the Cisco 8821-EX model.
What input voltage range does the CP-PWR-8821-NA support?
It supports 100–240V AC input at 50–60Hz, ensuring reliable operation on North American power outlets.
What are the output voltage and current specifications?
The adapter delivers a regulated 5V DC output at up to 2A, providing stable power for uninterrupted phone operation.
Does the CP-PWR-8821-NA include a power cable?
Yes, the package includes a detachable North American NEMA 1-15P power cord for immediate setup.
Is the CP-PWR-8821-NA safety certified?
Yes, it is UL listed and CSA certified for North American electrical safety compliance.
How do I install the CP-PWR-8821-NA power supply?
Connect the adapter to a standard AC outlet, plug the barrel connector into the Cisco 8821’s power port, and power on the device.
What are the dimensions and weight of the CP-PWR-8821-NA?
The adapter measures 2.9 x 1.6 x 1.1 inches and weighs approximately 4.2 ounces, offering a compact, lightweight design.
Does this power supply offer surge protection?
Yes, the CP-PWR-8821-NA includes built-in surge protection to safeguard your Cisco 8821 phone from voltage spikes.
Can I use the CP-PWR-8821-NA outside North America?
No, the CP-PWR-8821-NA is configured specifically for North American voltage and plug standards.
What is the recommended operating temperature range?
It operates optimally between 0°C to 40°C (32°F to 104°F) to ensure consistent performance.
What warranty does Cisco provide for the CP-PWR-8821-NA?
Cisco backs the CP-PWR-8821-NA with a one-year limited hardware warranty covering defects in materials and workmanship.
How can I troubleshoot power issues?
Verify the AC outlet, inspect the power cable for damage, and ensure the adapter is securely connected to the phone.
Is the CP-PWR-8821-NA energy-efficient?
Yes, it meets DOE Level VI efficiency standards, reducing power consumption in both active and standby modes.
Can this adapter charge the Cisco 8821 battery?
No, the Cisco 8821 uses a separate battery charger; the CP-PWR-8821-NA solely supplies DC power to the phone.
What is the typical lifespan of the CP-PWR-8821-NA?
Under normal conditions, the CP-PWR-8821-NA has an average lifespan of 5–7 years, depending on usage and environment.