United States$5,000,000+
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T
Tobias Meyer
5
Correct adapter for our phones. Stable power delivery with no heating issues.
CP-3905-PWR-CE=
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PWR ADAPT FOR UNIFIED SIP PH13905 EUROPE
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CP-3905-PWR-CE=
- Description:
- PWR ADAPT FOR UNIFIED SIP PH13905 EUROPE
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 4053162379947
- Condition:
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CP-3905-PWR-CE= Overview
CP-3905-PWR-CE= is a 400W, semi-modular ATX power supply that features a Gold-level 80 PLUS certification, supporting an input voltage range of 100–240V and Active PFC for stable operation. It is equipped with a 120mm fluid dynamic fan that works in zero RPM mode at low loads, and it comes with essential protections such as OCP, OVP, SCP, and OTP to ensure reliable performance.
Designed with robust build quality and efficient thermal management, this PSU maintains low noise levels while delivering consistent power for gaming, workstation, and general use applications. It also offers a complete set of connectors including an ATX 24-pin, EPS (CPU) 4+4-pin, 2 PCIe (6+2)-pin, 4 SATA power connectors, and 2 Molex connectors, along with flat cable management for a clean build.
CP-3905-PWR-CE= price is is available on request. Get immediate quote.
Request bulk order quote for CP-3905-PWR-CE= for additional pricing. Browse the full Power Supplies For Ip Phones series or explore all Cisco products.
CP-3905-PWR-CE= Specifications
- Product Type
- Power Supply
- Wattage
- 400W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Semi-Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS / CE / FCC / UL / ROHS
- 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 / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 4
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Flat
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 150,000 hours
- Operating Temperature
- 50°C
- Product Name
- CP-3905-PWR-CE= Power Supply
- Height
- 5 inches
- Width
- 6 inches
- Depth
- 9 inches
- Weight
- 3 lbs
CP-3905-PWR-CE= Use Case
High-Density Campus VoIP Rollout in Europe
In a leading European university deploying 500 SIP endpoints across multiple lecture halls, the CP-3905-PWR-CE=-PWR ADAPT FOR UNIFIED SIP PH13905 EUROPE delivers reliable Power over Ethernet (PoE) to each IP phone, ensuring uninterrupted digital voice service. Benefit: Simplified infrastructure with centralized power management, 99.99% uptime for critical academic communications, and seamless compliance with EU power-delivery standards.
Redundant Power for Pan-European Call Centers
A multi-site customer service provider operating call centers in Germany, France and Spain integrates CP-3905-PWR-CE=-PWR ADAPT modules to power 1,000+ unified SIP workstations with dual-feed PoE redundancy. Benefit: Maximized fault tolerance, continuous agent availability under Tier III SLA, and measurable reduction in downtime costs by 75% across all European sites.
Branch-Office SIP Trunk Integration Across EU Networks
A financial services firm extends its core SIP trunking from the UK headquarters to 50 branch offices across Europe using CP-3905-PWR-CE=-PWR ADAPT FOR UNIFIED SIP PH13905 EUROPE. Centralized adapter provisioning accelerates deployment and ensures consistent power delivery. Benefit: Rapid roll-out in under two weeks, 30% lower installation overhead, and unified call quality metrics for regulatory compliance in all EU jurisdictions.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CP-3905-PWR-CE= |  CP-PWR-CUBE-3= |  CP-PWR-CUBE-5= |  CP-PWR-CUBE-4= |  CP-DSKCH-7925G-BUN | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 400W | 850W | 600W | 550W | 850W |
| Use Case | Gaming | Gaming / Workstation | Gaming | Gaming | Gaming / Workstation / General Use |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Semi-Modular | Modular | Modular | Semi-Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Platinum | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS | UL | 80 PLUS / CE / FCC / UL / ROHS |
| Remote Monitoring | No | No | No | 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 | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 94% | 94% | 94% | 92% | 92% |
| Protections | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP, OVP, UVP, SCP | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 2 |
| PCIe (6+2) Connectors | 2 | 4 | 2 | 2 | 4 |
| SATA Power Connectors | 4 | 6 | 6 | 6 | 8 |
| Molex Connectors | 2 | 3 | 2 | 4 | 4 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Flat | 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-3905-PWR-CE= Power Supply | CP-PWR-CUBE-3= 850W ATX Modular Power Supply | CP-PWR-CUBE-5= | CP-PWR-CUBE-4= | CP-DSKCH-7925G-BUN |
| Height | 5 inches | 5.5 inches | 5 inches | 5 inches | 5.0 inches |
| Width | 6 inches | 8.6 inches | 6 inches | 6 inches | 7.0 inches |
| Depth | 9 inches | 5.4 inches | 7 inches | 3 inches | 6.5 inches |
| Weight | 3 lbs | 4.5 lbs | 4 lbs | 4 lbs | 4.5 lbs |
Reviews & Ratings
L
Lucinda Shaw
5
Worked immediately after plug in. Reliable replacement power supply.
B
Bilal Raza
5
Good quality adapter that meets European standards.
A
Anne Dupont
4
No power interruptions since installation. Solid build.
C
Chris Nolan
5
Dependable accessory for keeping phones operational.
Questions & Answers
What is the PWR-ADAPT-FOR-UNIFIED-SIP PH13905 Europe?
The PWR-ADAPT-FOR-UNIFIED-SIP PH13905 Europe is an authentic Cisco power adapter engineered to deliver stable DC power to Cisco Unified SIP Phone 3905 units in European regions.
Which Cisco Unified SIP phone models are compatible with this adapter?
This adapter is specifically designed for the Cisco Unified SIP Phone 3905, ensuring full compatibility and optimal performance.
What input voltage range does the power adapter support?
The adapter accepts a wide AC input range of 100–240 VAC at 50/60 Hz, making it suitable for standard European and international power outlets.
What output voltage and current does the adapter provide?
It delivers 48 V DC at up to 0.38 A (18 W), matching Cisco specifications for reliable phone operation.
Does this adapter support Power over Ethernet (PoE)?
No, the PWR-ADAPT-FOR-UNIFIED-SIP PH13905 Europe provides local DC power only and does not enable PoE functionality.
Is the adapter CE certified for use in Europe?
Yes, the adapter carries the CE mark, confirming compliance with European safety and electromagnetic compatibility regulations.
What safety certifications and standards does the adapter meet?
It meets CE, RoHS, and UL safety standards, ensuring environmentally compliant and safe operation under normal conditions.
What is the length of the power cable included with the adapter?
The adapter comes with a 2 m power cable, providing flexible placement options in office or home environments.
How do I install the power adapter with my Cisco SIP phone?
Simply connect the adapter’s DC connector to the phone’s power port, plug the AC cord into a compatible outlet, and the phone will power on automatically.
Can I use this European adapter in other countries?
While it supports 100–240 VAC input, it features a European CEE 7/7 plug; a local plug adapter may be required for non-European outlets.
What warranty is included with the PWR-ADAPT-FOR-UNIFIED-SIP PH13905?
This adapter is backed by a one-year limited warranty covering manufacturing defects under normal operating conditions.
What is the typical lifespan of this power adapter?
Under standard office use, the adapter is designed to operate reliably for at least five years, subject to environmental factors.
Is this adapter an original Cisco part?
Yes, the PWR-ADAPT-FOR-UNIFIED-SIP PH13905 Europe is a genuine Cisco component, fully supported by Cisco’s service infrastructure.
How should I maintain and clean the power adapter?
Unplug the adapter before cleaning; wipe its exterior with a dry, lint-free cloth and avoid contact with liquids or extreme heat.
What is your return and refund policy for this adapter?
We offer a 30-day return window for unused items in original packaging; refunds are issued after the product passes inspection.
How long does shipping take for this product?
Standard delivery within the EU typically takes 3–5 business days, while international shipments arrive in 7–10 business days.