Shipping included*
Exclusions
Additional shipping fees may apply in rare circumstances for deliveries outside standard service areas. In most cases, this only potentially affects shipments to the Northwest Territories and Yukon, as well as certain heavy or oversized items.
Cisco CP-8851NR-K9-RF 8851 IP Phone - Refurbished - VoIP - 2x RJ-45 PoE Ports - Charcoal - Tabletop/Wall Mountable
Business volume discounts
Technical guidance
Preparation & staging
QC · ON · AB · BC
Product Features
Technical Overview
The Cisco 8851 operates on VoIP technology, transmitting audio signals over internet protocols to bypass traditional telephone toll charges. It features two RJ-45 network ports, with one supporting Power over Ethernet to deliver both data and electrical power through a single cable. This simplifies installation and reduces cable clutter.
Audio capabilities include a built-in speakerphone and caller ID display, supporting clear hands-free communication. The corded handset and base unit ensure stable connections. A USB port provides expansion options for accessories or future upgrades.
Relevant factors for this section include IP Phone Technology, Handset Connectivity Technology, Base Unit Connectivity Technology, Network (RJ-45). When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The Cisco 8851 combines essential telephony features with practical design elements for modern business use. Its dual RJ-45 ports with PoE support streamline deployment by eliminating the need for separate power adapters. The refurbished status offers a reliable, budget-friendly alternative to new hardware.
Flexible Deployment
Designed for both tabletop and wall mounting, this phone adapts to various office layouts without requiring dedicated desk space.
- Tabletop placement
- Wall mountable
- Charcoal finish blends with decor
Enhanced Connectivity
Two network ports allow daisy-chaining to other devices like computers or additional phones, while PoE reduces cable management complexity.
- Dual RJ-45 ports
- PoE support
- USB expansion port
Deployment / Use Cases
The Cisco 8851 is ideal for small to medium-sized businesses seeking a dependable VoIP solution. Its straightforward setup and PoE capability make it suitable for offices with existing network infrastructure, reducing installation time and costs.
Common deployment scenarios include individual desks in open-plan offices, reception areas where caller ID and speakerphone functionality are valuable, and conference rooms requiring basic telephony. The wall-mount option allows installation in spaces with limited desk surface, such as hallways or manufacturing floors.
Relevant factors for this section include IP Phone Technology, Handset Connectivity Technology, Base Unit Connectivity Technology, Network (RJ-45). When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Physical Profile
With dimensions of 9" height, 10.10" width, and 1.60" depth, the Cisco 8851 has a compact footprint that conserves desk space. The charcoal finish offers a professional appearance that integrates well with most office aesthetics. Weighing approximately 1.18 kg, it remains stable during use while allowing easy repositioning or mounting.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 9" (228.60 mm), 10.10" (256.54 mm), 1.60" (40.64 mm), 1.18 kg. This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 10.10" (256.54 mm)
- Depth
- 1.60" (40.64 mm)
- Height
- 9" (228.60 mm)
- Weight
- 1.18 kg
Highlights
- VoIP technology for internet-based calling
- Two RJ-45 network ports with PoE support
- Built-in speakerphone and caller ID
- Charcoal finish with tabletop or wall-mount options
- USB port for accessory connectivity
- Energy Star certified for efficiency
- Refurbished condition with full functionality
- Corded handset and base for reliable connections
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CP-8851NR-K9-RF |
| Brand Name | Cisco |
| Product Series | 8800 |
| Product Model | 8851 |
| Product Name | 8851 IP Phone |
| Product Condition | Refurbished |
| Product Type | IP Phone |
| Technical Information | |
| IP Phone Technology | VoIP |
| Handset Connectivity Technology | Corded |
| Base Unit Connectivity Technology | Corded |
| Caller ID | Yes |
| Speakerphone | Yes |
| Interfaces/Ports | |
| Network (RJ-45) | Yes |
| Number of Network (RJ-45) Ports | 2 |
| USB | Yes |
| PoE (RJ-45) Port | Yes |
| Physical Characteristics | |
| Product Color | Charcoal |
| Form Factor | Tabletop,Wall Mountable |
| Height | 9" (228.60 mm) |
| Width | 10.10" (256.54 mm) |
| Depth | 1.60" (40.64 mm) |
| Weight (Approximate) | 1.18 kg |
| Miscellaneous | |
| Energy Star | Yes |
FAQ
What VoIP technology does the Cisco 8851 use?
The Cisco 8851 uses standard VoIP (Voice over Internet Protocol) technology to transmit audio signals over IP networks. This allows it to make calls using internet connectivity, often reducing costs compared to traditional telephone lines. It integrates with compatible VoIP systems and supports typical business telephony features.
Does this phone support Power over Ethernet (PoE)?
Yes, the Cisco 8851 includes a PoE-capable RJ-45 port. This means it can receive both data and electrical power through a single Ethernet cable, eliminating the need for a separate power adapter. PoE simplifies installation and reduces cable clutter, making it ideal for offices with structured cabling.
How many network ports does the Cisco 8851 have?
This phone features two RJ-45 network ports. One port connects to your network for data and PoE, while the second port can be used to daisy-chain another device, such as a computer or additional phone. This dual-port design enhances flexibility in network setups.
Can the Cisco 8851 be wall-mounted?
Yes, the Cisco 8851 is designed for both tabletop and wall mounting. Its form factor includes mounting provisions, allowing installation on walls or partitions where desk space is limited. This flexibility makes it suitable for various office environments, from cubicles to reception areas.
What audio features are included?
The phone includes a built-in speakerphone for hands-free conversations and caller ID display to identify incoming calls. The handset is corded, ensuring stable audio quality. These features support clear communication in typical business scenarios like desk calls or small meetings.
Is the Cisco 8851 Energy Star certified?
Yes, the Cisco 8851 is Energy Star certified, indicating it meets energy efficiency standards. This certification helps reduce power consumption during operation, lowering electricity costs and supporting environmental sustainability initiatives in business settings.