Cisco CP-8851-K9 IP phone / endpoint
Brand: Cisco | Category: Accessories & Components
SKU: CSC-CP-8851-K9 | Part #: CP-8851-K9 | MPN: CP-8851-K9
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About the Cisco CP-8851-K9 IP phone / endpoint
The Cisco CP-8851-K9 IP phone / endpoint from Cisco is enterprise-grade Accessories & Components hardware built for data centers. It features 802.3af PoE interface. The Cisco CP-8851-K9 is a full-featured enterprise IP desk phone engineered for knowledge workers and professional environments that demand high-definition voice clarity and deep unified communications integration. Built on the Cisco Unified Communications architecture, the 8851 supports Cisco Unified Communications Manager (UCM) and Cisco Webex Calling, delivering a consistent collaboration experience across on-premises, cloud, and hybrid deployments. The device features a 5 Available in brand new condition. Cisco accessories & components products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Cisco |
| Category | Accessories & Components |
| SKU | CSC-CP-8851-K9 |
| Part Number | CP-8851-K9 |
| Condition | New |
| Interface | 802.3af PoE |
| Manufacturer Part Number | CP-8851-K9 |
| Display | 5-inch WVGA backlit color LCD, 800 × 480 pixels |
| Line Keys | 5 programmable line keys |
| Programmable Feature Keys | 5 |
| Audio Codec Support | G.711a, G.711u, G.722 (wideband HD), G.729a, iLBC |
| Speakerphone | Full-duplex wideband speakerphone |
| Headset Interface | RJ-9 analog headset port; USB headset support; Bluetooth |
| Bluetooth | Integrated Bluetooth for wireless headsets and mobile device pairing |
| USB Port | 1 × USB Type-A (headset support and device charging) |
| Network Interface | Dual integrated Gigabit Ethernet (10/100/1000) switch – SW and PC ports |
| PC Port (Passthrough) | 1 × 10/100/1000BASE-T (desktop PC passthrough) |
| Power over Ethernet | IEEE 802.3af PoE |
| External Power | Optional Cisco power adapter (sold separately) |
| Signaling Protocol | SIP |
| Call Control Compatibility | Cisco Unified Communications Manager (UCM); Cisco Webex Calling |
| Security | TLS signaling encryption; SRTP media encryption; 802.1X authentication support |
| Wall Mount | Supported (optional wall mount kit) |
| Footstand | Adjustable tilt footstand included |
| Color | Charcoal Dark Gray |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Regulatory Compliance | CE; FCC Part 15 Class B; UL |
Frequently Asked Questions about Cisco CP-8851-K9 IP phone / endpoint
What does the Cisco CP-8851-K9 IP phone / endpoint do?
The Cisco CP-8851-K9 IP phone / endpoint is enterprise IT hardware deployed in production data centers, server rooms, and edge sites across the GCC and EMEA region.