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CP-PWR-8821-NA=
8821 POWER SUPPLY FOR NORTH AMERICA
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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.
To get the detailed certification, please go to the Compliance Center.
| 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 |
| Wattage | 850W | 750W | 680W | 850W | 650W |
| Use Case | Workstation / Gaming | Gaming / Workstation / Server | Workstation / Gaming / Server | Gaming / Workstation | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Semi-Modular | Semi-Modular | Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Multi Rail | Multi Rail | Single Rail |
| 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 |
| 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 | Dual Ball | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 94% | 92% | 94% | 92% | 94% |
| Protections | OCP, OVP, SCP | OCP / OVP / SCP / OTP / OPP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP / OPP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 2 | 2 | 2 | 2 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 4 | 2 |
| SATA Power Connectors | 6 | 6 | 6 | 6 | 6 |
| Molex Connectors | 3 | 2 | 4 | 3 | 3 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Mixed | Sleeved | Sleeved |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| Product Name | CP-PWR-8821-NA= | CP-682X-PWR-AU= | CP-6800-PWR-NA= | CP-PWR-8821-CE= | AIR-PWR-B= |
| Height | 5.1 inches | 5.5 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Width | 5.9 inches | 5.8 inches | 5.0 inches | 6.3 inches | 5.9 inches |
| Depth | 7.5 inches | 6.3 inches | 8.5 inches | 3.1 inches | 8.5 inches |
| Weight | 8.5 lbs | 4.5 lbs | 10 lbs | 4.2 lbs | 6.5 lbs |
8821 power supply for North America charges consistently and feels well-built. Reliable performance for our wireless phone fleet.
Perfect replacement PSU for Cisco 8821. Stable charging and no connectivity issues.
Reliable power supply that keeps our charging stations running smoothly.
Easy to install and works exactly as expected. Good enterprise accessory.
Consistent output and durable construction. Ideal for busy office use.
Solid Cisco part with dependable charging performance.
The CP-PWR-8821-NA is a Cisco-approved AC adapter designed to power the Cisco 8821 Wireless IP Phone in North America.
The CP-PWR-8821-NA is fully compatible with the Cisco 8821 Wireless IP Phone and the Cisco 8821-EX model.
It supports 100–240V AC input at 50–60Hz, ensuring reliable operation on North American power outlets.
The adapter delivers a regulated 5V DC output at up to 2A, providing stable power for uninterrupted phone operation.
Yes, the package includes a detachable North American NEMA 1-15P power cord for immediate setup.
Yes, it is UL listed and CSA certified for North American electrical safety compliance.
Connect the adapter to a standard AC outlet, plug the barrel connector into the Cisco 8821’s power port, and power on the device.
The adapter measures 2.9 x 1.6 x 1.1 inches and weighs approximately 4.2 ounces, offering a compact, lightweight design.
Yes, the CP-PWR-8821-NA includes built-in surge protection to safeguard your Cisco 8821 phone from voltage spikes.
No, the CP-PWR-8821-NA is configured specifically for North American voltage and plug standards.
It operates optimally between 0°C to 40°C (32°F to 104°F) to ensure consistent performance.
Cisco backs the CP-PWR-8821-NA with a one-year limited hardware warranty covering defects in materials and workmanship.
Verify the AC outlet, inspect the power cable for damage, and ensure the adapter is securely connected to the phone.
Yes, it meets DOE Level VI efficiency standards, reducing power consumption in both active and standby modes.
No, the Cisco 8821 uses a separate battery charger; the CP-PWR-8821-NA solely supplies DC power to the phone.
Under normal conditions, the CP-PWR-8821-NA has an average lifespan of 5–7 years, depending on usage and environment.