REFURBISHED
Cisco
Cisco CP-8841-K9 Refurbished - 5-Line IP VoIP Desk Phone
MPN: CP-8841-K9
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Lifetime
Warranty
ISO 9001
Certified Testing
R2v3
Responsible Refurb
25+
Years
5K+
Customers
ISO
Certified
✓
Tested
Every WhaleyComm unit is professionally tested, reset to factory defaults, and certified by our in-house engineers — the same standard trusted by 5,000+ organisations across 25 years. Not a refurb marketplace. A certified lifecycle partner.
Tested to factory specification. Backed by 25 years of enterprise trust.
The Cisco 8841 IP VoIP Telephone (CP-8841-K9) is a mid-range enterprise desk phone built for productivity-focused professionals who demand clear audio and a streamlined communication experience. Engineered as part of Cisco's 8800 IP Phone Series, the 8841 supports five line appearances and delivers wideband audio (HD Voice) for natural, high-clarity conversations across your organization.The phone features a crisp 5-inch grayscale backlit display that makes navigation of contacts, call history, and settings effortless. With dedicated hard keys for commonly used functions and a full suite of softkeys, users can manage calls efficiently without steep learning curves. The CP-8841-K9 also includes two integrated Gigabit Ethernet ports — one for network uplink and one for PC passthrough — making it ideal for desk deployments where a single network drop must serve both phone and workstation.
This Refurbished unit has been inspected, tested, and restored to full working condition, offering enterprise-grade reliability at a fraction of the new price. It is compatible with Cisco Unified Communications Manager (CUCM) and supports SIP and SCCP protocols, integrating seamlessly into existing Cisco UC infrastructure.
WhaleyComm's Refurbished Cisco 8841 is a smart investment for IT teams looking to expand or refresh their telephony fleet while keeping hardware budgets in check. Whether deploying across open offices, private workspaces, or branch locations, the CP-8841-K9 delivers dependable VoIP performance backed by Cisco's trusted engineering.
Technical Specifications
{'Model Number'
'CP-8841-K9', 'Brand': 'Cisco', 'Series': 'Cisco IP Phone 8800', 'Phone Type': 'IP VoIP Desk Phone', 'Display': '5-inch grayscale backlit LCD', 'Line Appearances': '5', 'Protocols Supported': 'SIP, SCCP', 'Ethernet Ports': '2 x Gigabit Ethernet (10/100/1000)', 'PC Port (Passthrough)': 'Yes – Gigabit', 'Audio': 'Wideband audio (HD Voice)', 'Power over Ethernet (PoE)': 'Supported (IEEE 802.3af)', 'Condition': 'Refurbished'}
Ideal Use Cases
Enterprise Office Deployments
The CP-8841-K9 is well-suited for standard enterprise desk environments where clear voice communication and multi-line management are essential. Its HD audio and five-line support make it a reliable choice for high-call-volume employees.
Branch Office and Remote Site Rollouts
IT teams expanding telephony to branch or satellite offices can leverage this Refurbished unit to reduce hardware costs without sacrificing functionality. Gigabit passthrough eliminates the need for additional network infrastructure at each desk.
Cisco UC Infrastructure Refresh
Organizations already running Cisco Unified Communications Manager can seamlessly integrate the 8841 into their existing environment via SCCP or SIP. This makes it an excellent drop-in replacement or upgrade from older Cisco phone generations.
What's Included
✔ Cisco CP-8841-K9 IP VoIP Desk Phone (Refurbished)
✔ Handset
✔ Handset Cord
✔ Stand
✔ Power adapter not included – PoE recommended
✔ WhaleyComm quality inspection verified
Lifetime Warranty - No Time Limits. No Questions.
Every WhaleyComm unit ships with a Lifetime Warranty. If it fails under normal operating conditions at any point, we replace it. 25 years, 5,000+ customers.
Compatibility Details
Review supported optics, cables, software, management protocols, and environment-specific compatibility guidance.
The Cisco CP-8841-K9 is compatible with the following platforms and software
✓
• Cisco Unified Communications Manager (CUCM) – Primary call control platform
✓
• Cisco Unified Communications Manager Express (CUCME)
✓
• Cisco Business Edition 6000 and 7000 series
• SIP-based third-party call control platforms [Verify specific third-party compatibility]
✓
• SCCP (Skinny Client Control Protocol) environments
✓
• IEEE 802.3af Power over Ethernet (PoE) switches for power delivery
✓
• Cisco smart licensing and device provisioning workflows
✓
Note: Firmware compatibility with specific CUCM versions should be verified against Cisco's compatibility matrix prior to deployment.
Shipping & Returns
Clear fulfilment, tracking, return, warranty, and support information for enterprise hardware orders.
Shipping
Orders ship within 1-2 business days.
Returns
Contact support for DOA or warranty issues.
Frequently Asked Questions
Product-specific answers about compatibility, testing, warranty, fulfilment, and purchase confidence.
Yes, the CP-8841-K9 supports both SCCP and SIP protocols and is designed to integrate with Cisco Unified Communications Manager (CUCM). It is recommended to verify firmware version compatibility with your specific CUCM release before deployment.
The CP-8841-K9 can be powered via Power over Ethernet (PoE) using an IEEE 802.3af-compliant switch, which is the recommended deployment method. If PoE is not available, a compatible Cisco power adapter can be purchased separately.
Refurbished means the unit has been returned, thoroughly inspected, tested for full functionality, and restored to working condition by qualified technicians. It offers the same reliable performance as a new unit at a reduced cost.
Cisco CP-8841-K9 Refurbished - 5-Line IP VoIP Desk Phone
$129.00
