United States$5,000,000+
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C
Chris Bennett
5
Useful power injector for legacy phones. Simple to deploy and works reliably without configuration.
CP-PWR-INJ
IP Phone Power Injector For 7900 Series Phones
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Name:
CP-PWR-INJ
- Description:
- IP Phone Power Injector For 7900 Series Phones
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 4054318039524
- Condition:
- Warranty:
- 3
- List Price:
$150.00
- Price:
$21.0086% off
Quantity:
1
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CP-PWR-INJ Overview
CP-PWR-INJ is an 850W, fully modular ATX power supply known for its high efficiency and premium build quality. It features an 80 PLUS Gold certification, supports a wide input voltage range of 100–240V, and utilizes Active PFC to ensure stable power delivery even under full load. The unit is outfitted with a 120mm fan using a dual ball bearing design that enhances cooling and minimizes noise, while its array of built-in protections—including OCP, OVP, and SCP—safeguards critical components.
CP-PWR-INJ offers a comprehensive connector suite with a 24-pin ATX connector, dual 4+4-pin EPS connectors for the CPU, three 6+2-pin PCIe connectors for GPUs, six SATA power connectors, and four Molex connectors, all paired with high-quality sleeved cables for optimal management. With an efficiency rating of 92% and quiet operation thanks to its intelligent zero RPM mode, this power supply is ideally suited for demanding gaming rigs, workstations, and even server applications.
CP-PWR-INJ price is $21.00, a 86% saving from the Cisco list price of $150.00. CP-PWR-INJ is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CP-PWR-INJ for additional pricing. Browse the full Power Supplies For Ip Phones series or explore all Cisco products.
CP-PWR-INJ Specifications
- Product Type
- Power Supply
- Wattage
- 850W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 120mm
- Fan Bearing Type
- Dual Ball
- Zero RPM Mode
- Yes
- Efficiency Rating
- 92%
- Protections
- OCP, OVP, SCP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 2
- PCIe (6+2) Connectors
- 3
- SATA Power Connectors
- 6
- Molex Connectors
- 4
- 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-INJ 850W Modular ATX Power Supply
- Height
- 5.5 inches
- Width
- 8.6 inches
- Depth
- 6.3 inches
- Weight
- 6.5 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 CP-PWR-INJ |  CP-PWR-CORD-UK= |  CP-DSKCH-7925G-BUN |  CP-PWR-DC8821-UK= |  CP-PWR-DC8821-CE= | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 750W | 850W | 850W | 850W |
| Use Case | Gaming | Gaming / Workstation | Gaming / Workstation / General Use | Gaming | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Multi Rail | Single Rail | Single Rail | Multi Rail |
| Certifications | 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 | No | N/A | No | N/A |
| 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 | Dual Ball | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 92% | 90% | 92% | 92% | 92% |
| Protections | OCP, OVP, SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 1 | 2 | 1 | 1 |
| PCIe (6+2) Connectors | 3 | 2 | 4 | 2 | 2 |
| SATA Power Connectors | 6 | 6 | 8 | 6 | 6 |
| Molex Connectors | 4 | 4 | 4 | 3 | 2 |
| 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-INJ 850W Modular ATX Power Supply | CP-PWR-CORD-UK= | CP-DSKCH-7925G-BUN | CP-PWR-DC8821-UK= High Efficiency Modular ATX Power Supply | CP-PWR-DC8821-CE= |
| Height | 5.5 inches | 4.5 inches | 5.0 inches | 3.39 inches | 5.5 inches |
| Width | 8.6 inches | 6.0 inches | 7.0 inches | 5.91 inches | 6.3 inches |
| Depth | 6.3 inches | 5.5 inches | 6.5 inches | 5.51 inches | 11 inches |
| Weight | 6.5 lbs | 3.2 lbs | 4.5 lbs | 4.5 lbs | 4 lbs |
Reviews & Ratings
L
Linda Park
4
Solved our power issue instantly. Phones powered up smoothly with no interruptions.
R
Rashid Ahmed
5
Good solution when PoE is unavailable. Stable performance and easy installation.
K
Kevin Liu
3
Compact and reliable injector. Does exactly what it is designed to do.
A
Anna Kowalski
4
Practical accessory for older setups. Consistent power delivery throughout the day.
Questions & Answers
What is the CP-PWR-INJ IP Phone Power Injector?
The CP-PWR-INJ is a Cisco inline power injector designed to deliver PoE to Cisco 7900 Series IP phones over a standard Ethernet cable without requiring a PoE switch.
Which Cisco 7900 Series phones are compatible with the CP-PWR-INJ?
The CP-PWR-INJ is compatible with all Cisco 7900 Series IP phones, including models 7940, 7960, 7960G, 7970, and 7975.
How do I install the CP-PWR-INJ with my 7900 Series phone?
Connect the power injector to an AC outlet, plug your Ethernet switch into the Data Port, then connect the IP phone to the PoE Port using a standard Cat5e or higher cable.
Does the CP-PWR-INJ support IEEE 802.3af Power over Ethernet?
Yes, the CP-PWR-INJ fully complies with IEEE 802.3af PoE standards, providing up to 15.4 watts of power over Ethernet.