CP-PWR-CUBE-3, Cisco Power Supply, for 7900 IP Phone/AC 100-240V/Compact Design

  • Brand: Cisco
  • Model: CP-PWR-CUBE-3
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Rating:
97%
4.9/5.0
List Price: $174.93
58% OFF
$72.77
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    Overview
    End-of-Life Notice
    End-of-Life Notice
    CP-PWR-CUBE-3 is officially EOL. Service support ends on 2026-08-31.
    For full lifecycle details, see CP-PWR-CUBE-3 EOL.

    Cisco CP-PWR-CUBE-3 Overview

    The Cisco CP-PWR-CUBE-3 is an enterprise-grade external power adapter designed specifically for Cisco Unified IP Phone 7900 Series endpoints. Delivering a stable 48 V output, this compact Cisco power supply is ideal for deployments where Power over Ethernet is unavailable or mixed. It helps distributors standardize spare parts, supports small integrators in flexible IP phone rollouts across branch offices, and gives end users a reliable way to power desk phones in home, SMB, or remote office environments.

    Product Highlights

    48 V
    Stable Power
    7900
    Series Ready
    Ext PSU
    Desk Flex

    Product Applications Scenarios

    Enterprise Network
    Ensures consistent 48 V power for Cisco 7900 desk phones where PoE is limited, reducing helpdesk tickets and improving voice uptime across enterprise offices.
    Cloud Services
    Powers IP phones used with hosted or cloud PBX platforms, enabling rapid workstation moves without PoE switch upgrades or complex rewiring.
    Public Infrastructure
    Provides dependable power to Cisco Unified IP Phones in reception, branch counters, and control rooms where stable telephony is critical.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model CP-PWR-CUBE-3, Cisco Power Supply, for 7900 IP Phone/AC 100-240V/Compact Design CP-7931G, Cisco 7900 Unified IP Phone, 24 Lines, PoE, Speakerphone CP-6921-W-K9, Cisco 6900 IP Phone, 2 lines/White color/Standard handset CP-6945-C-K9, Cisco 6900 IP Phone, Charcoal/Standard Handset
    Brand Cisco Cisco Cisco Cisco
    Port Configuration n/a 2-port Ethernet switch (10/100BASE-T) n/a n/a
    Switching Capacity n/a n/a n/a n/a
    Forwarding Rate n/a n/a n/a n/a
    PoE Budget n/a PoE (Power over Ethernet) Yes, IEEE 802.3af Power Options Power over Ethernet (PoE) Power over Ethernet (PoE) Support Yes
    Stacking Capability n/a n/a n/a n/a

    Optional Add-ons

    Model Number Description
    CP-7942G Cisco 7942G Unified IP Phone for mid-range enterprise users, ideal with CP-PWR-CUBE-3.
    CP-7962G Cisco 7962G Unified IP Phone with 6 lines, powered reliably by the CP-PWR-CUBE-3 adapter.
    CP-7975G Cisco 7975G color display Unified IP Phone, compatible with CP-PWR-CUBE-3 for non-PoE sites.

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco CP-PWR-CUBE-3 Specification

    Model
    CP-PWR-CUBE-3
    Brand
    Cisco
    Device Type
    Power adapter - external
    Output Voltage
    48 V
    Designed For
    Cisco Unified IP Phone 7902G, 7905G, 7910G, 7910G+SW, 7911G, 7912G, 7940G, 7941G, 7942G, 7945G, 7960G, 7961G, 7962G, 7965G, 7970G, 7971G, 7975G
    Weight
    kg

    Get more information

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    Quality Certifications

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    Q&A

    Questions & Answers

    What should I do if the CP-PWR-CUBE-3 is not working correctly?

    If the CP-PWR-CUBE-3 is not working, check the connections, ensure it is plugged in properly, and verify that the electrical outlet is functional.

    What accessories are available for the CP-PWR-CUBE-3?

    The CP-PWR-CUBE-3 itself generally does not need additional accessories, but replacement power cords or additional adapters may be purchased separately.

    How does the CP-PWR-CUBE-3 compare to other Cisco IP Phone power supplies?

    The CP-PWR-CUBE-3 is specifically tailored for the Cisco 7900 series and offers a reliable and cost-effective power solution compared to other generic power supplies.

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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