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CP-PWR-CUBE-4=
IP PHONE POWER TRANSFORMER F/ 89/9900 SERIE JAWAD CAN STOCK...
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CP-PWR-CUBE-4= is a 550W semi-modular ATX power supply featuring 80 PLUS Platinum certification and active PFC. It accepts an input voltage of 100–240V and is built with a robust 120mm fluid dynamic fan, providing effective thermal management and low noise performance. The unit incorporates essential safeguards including OCP, OVP, UVP, and SCP, ensuring reliable protection for connected components.
CP-PWR-CUBE-4= offers a comprehensive array of connectivity options with one ATX 24-Pin connector, one EPS (CPU) 4+4 Pin connector, two PCIe (6+2) connectors, and six SATA power connectors. Constructed with high build quality and sleeved cables for enhanced durability, it delivers a 92% efficiency rating and is ideally suited for high-performance gaming systems and workstations.
CP-PWR-CUBE-4= price is $27.08, a 70% saving from the Cisco list price of $90.27. CP-PWR-CUBE-4= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CP-PWR-CUBE-4= for additional pricing. Browse the full Power Supplies For Ip Phones series or explore all Cisco products.
In large corporate campuses deploying Avaya 89/9900 series IP phones, the CP-PWR-CUBE-4 power transformer provides seamless PoE backup during primary power interruptions. By integrating CP-PWR-CUBE-4 into each VoIP switch rack, IT teams guarantee zero-call-drop continuity, reduce downtime by 99%, and maintain critical communications across finance, HR, and executive suites.
In geographically dispersed branch locations with inconsistent utility voltage, technicians install the CP-PWR-CUBE-4 transformer to regulate and stabilize power for Avaya 89/9900 series IP phones. This solution eliminates voltage fluctuation failures, ensures reliable PoE delivery, and improves call quality SLA adherence by 98%, enabling uninterrupted customer service operations.
Telecom carriers stock CP-PWR-CUBE-4 units for on-site replacement of failing power modules in Avaya 89/9900 series IP phone deployments. Using preconfigured transformers, field engineers cut mean time to repair (MTTR) from hours to under 30 minutes, boosting network availability to 99.9% and strengthening SLA compliance for enterprise clients.
To get the detailed certification, please go to the Compliance Center.
 CP-PWR-CUBE-4= |  CP-DSKCH-7925G-BUN |  CP-PWR-DC8821-SW= |  CP-PWR-CORD-SW= |  CP-PWR-DC8821-UK= | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 550W | 850W | 850W | 750W | 850W |
| Use Case | Gaming | Gaming / Workstation / General Use | Gaming | Gaming | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Semi-Modular | Modular | Modular | Modular | Modular |
| 80 PLUS Certification | Platinum | Gold | Platinum | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | UL | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS/CE/FCC/UL/RoHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS |
| Remote Monitoring | No | N/A | 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 | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 92% | 92% | 92% | 92% | 92% |
| Protections | OCP, OVP, UVP, SCP | OCP / OVP / SCP / OTP | OCP/OVP/SCP/OTP | OCP / OVP / SCP | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 2 | 2 | 1 | 1 |
| PCIe (6+2) Connectors | 2 | 4 | 4 | 2 | 2 |
| SATA Power Connectors | 6 | 8 | 8 | 6 | 6 |
| Molex Connectors | 4 | 4 | 4 | 4 | 3 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Sleeved | 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-CUBE-4= | CP-DSKCH-7925G-BUN | CP-PWR-DC8821-SW= | CP-PWR-CORD-SW= | CP-PWR-DC8821-UK= High Efficiency Modular ATX Power Supply |
| Height | 5 inches | 5.0 inches | 3.4 inches | 5 inches | 3.39 inches |
| Width | 6 inches | 7.0 inches | 6.0 inches | 6 inches | 5.91 inches |
| Depth | 3 inches | 6.5 inches | 6.3 inches | 7 inches | 5.51 inches |
| Weight | 4 lbs | 4.5 lbs | 6.5 lbs | 4 lbs | 4.5 lbs |
Solid power transformer for our Cisco phones. Consistent output, no overheating, and installation was effortless. Works exactly as expected in a busy office environment.
Purchased for our IP phone rollout and had zero issues. Reliable performance and good build quality. Phones power up quickly and stay stable all day.
Very dependable power cube. We use it across multiple desks and it has proven durable with no drops in power or unexpected shutdowns.
Does what it should without fuss. Plug and play, no compatibility problems, and feels robust enough for long term business use.
Good value for money. Replaced older adapters and immediately noticed more consistent phone performance across our workspace.
The CP-PWR-CUBE-4 is a Cisco-approved AC-to-DC power adapter designed to provide 48 V DC/0.5 A power to compatible IP phones.
The CP-PWR-CUBE-4 is compatible with Cisco 8900 and 9900 series IP phones, including the 8941, 8945, 9951 and similar models.
Yes. It features auto-sensing 100–240 V AC input at 50–60 Hz for global use without manual switching.
The adapter delivers a regulated 48 V DC output at up to 0.5 A (24 W maximum) to power Cisco IP phones.