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Cisco Power Cube 4 Adapter, 110 V AC, 220 V AC Input - 48 V DC Output - 917 mA
- Good power efficiency and comparatively light weight
- Delivers constant 48 V DC for smooth functioning & charging of the device
- IP Phone device supported according to your requirements with maximum productivity
- AC Adapter with 110 V AC input voltage for better reliance and maximum dependability
- 917 mA current enables your device recharge quickly
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Cisco Unified IP Phone & Power - IP Phone power transformer for the 89/9900 phone series
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 1 year
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-800-553-6387
- Support Website
- View other products from Cisco Systems, Inc.
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The Cisco Power Cube 4 Adapter is a 48 V DC power adapter for Cisco Unified IP Phones 8961, 9951, and 9971, making it suitable for users who need a compatible power supply for one of these phone models.
Recommended For
- People installing a listed Cisco 8961, 9951, or 9971 IP phone where the network switch does not provide PoE and an AC outlet is available at the desk.
- Office IT teams replacing a missing or failed local power supply for a compatible Cisco desk phone, rather than changing the phone or network switch.
- Workplaces that prefer powering compatible Cisco phones from nearby wall outlets instead of relying on PoE from the Ethernet switch.
- Cisco phone users who need a local AC-to-DC power source and have confirmed their phone model is compatible with this Power Cube 4.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Powering compatible Cisco IP phones that require 48 V DC |
| Power Input And Output | Accepts 100–240 V AC input at 50/60 Hz and delivers 48 V DC at up to 917 mA |
| Compatible Devices | Cisco Unified IP Phones: 8961, 9951, and 9971 |
| Physical Specifications | Black plastic enclosure; weighs 10 grams and measures 3 × 5 × 2 inches |
| Model Identifiers | Cisco Power Cube 4 Adapter, model and part number CP-PWR-CUBE-4= |