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Cisco C9800-40-K9 Catalyst 9800-40 Wireless Controller - 1U Rack Mount
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Product Features
Technical Overview
The Catalyst 9800-40 operates as a dedicated wireless LAN controller with enterprise-grade reliability and performance. Its architecture supports high-density client environments and integrates with Cisco's network management ecosystem.
This controller provides centralized configuration, monitoring, and troubleshooting for access points across the network. It enables consistent policy application and simplifies wireless network administration through a unified management interface.
Relevant factors for this section include Height, Width, Depth, Limited Warranty. 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.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The Catalyst 9800-40 offers several advantages for organizations deploying or expanding wireless networks. Its centralized control model reduces operational complexity while maintaining high availability and security standards.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Unified Network Management, Enterprise-Grade Reliability, Integration Ready.
Unified Network Management
Provides single-pane-of-glass visibility and control for wireless infrastructure across distributed locations.
- Centralized configuration
- Consistent policy enforcement
- Simplified troubleshooting
Enterprise-Grade Reliability
Designed for business-critical environments with features supporting high availability and network resilience.
- Redundant deployment options
- Scalable architecture
- Proactive monitoring capabilities
Integration Ready
Seamlessly integrates with Cisco's broader networking ecosystem and software-defined access solutions.
- Cisco DNA Center compatible
- API-driven automation
- Multi-domain integration
Deployment / Use Cases
The Catalyst 9800-40 Wireless Controller is optimized for medium to large enterprise environments requiring centralized wireless management. Its 1U form factor makes it suitable for standard data center and network closet installations.
Typical deployment scenarios include corporate campuses with multiple buildings, distributed branch networks with centralized control, and data center environments where wireless management needs to integrate with wired infrastructure. The controller supports high-density user environments and can scale to manage hundreds of access points across geographically dispersed locations.
Relevant factors for this section include Height, Width, Depth, Limited Warranty. 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.
Campus Wireless Networks
Centralized management for access points across large corporate campuses or educational institutions.
Branch Office Deployments
Consistent policy enforcement and simplified management for distributed branch locations.
Physical Profile
The Catalyst 9800-40 features a standard 1U rack-mount design with dimensions optimized for data center and network closet installations. Its 17.30-inch width ensures compatibility with standard 19-inch racks, while the 1.72-inch height maximizes rack space efficiency. The controller's approximately 22.8-pound weight reflects its enterprise-grade construction and component density.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 1.72" (43.69 mm), 17.30" (439.42 mm), 19.50" (495.30 mm), 22.80 lb (10341.91 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 17.30" (439.42 mm)
- Depth
- 19.50" (495.30 mm)
- Height
- 1.72" (43.69 mm)
- Weight
- 22.80 lb (10341.91 g)
Highlights
- Cisco Catalyst 9800-40 enterprise wireless controller
- Centralized management for wireless access points
- 1U rack-mount form factor for standard installations
- 19-inch rack compatible with 17.30" width
- Enterprise-grade reliability and scalability
- Integration with Cisco networking ecosystem
- Unified policy enforcement across wireless networks
- 1-year limited warranty for peace of mind
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | C9800-40-K9 |
| Brand Name | Cisco |
| Product Series | 9800 |
| Product Model | 9800-40 |
| Product Name | Catalyst 9800-40 Wireless Controller |
| Product Type | Wireless Controller |
| Physical Characteristics | |
| Height | 1.72" (43.69 mm) |
| Width | 17.30" (439.42 mm) |
| Depth | 19.50" (495.30 mm) |
| Weight (Approximate) | 22.80 lb (10341.91 g) |
| Warranty | |
| Limited Warranty | 1 Year |
User Manual
FAQ
What type of wireless controller is the Catalyst 9800-40?
The Catalyst 9800-40 is an enterprise wireless LAN controller designed for centralized management of Cisco access points. It provides configuration, monitoring, and policy enforcement for wireless networks across campus, branch, and data center environments.
What are the physical dimensions of this wireless controller?
The controller measures 17.30 inches wide, 19.50 inches deep, and 1.72 inches high (43.69 mm height). These dimensions make it compatible with standard 19-inch racks as a 1U appliance, suitable for data center and network closet installations.
How is the Catalyst 9800-40 typically deployed in enterprise networks?
This controller is deployed as a centralized management point for wireless access points across the network. It's commonly installed in data centers or network operation centers to manage campus wireless networks, distributed branch locations, or high-density user environments requiring unified policy enforcement.
What warranty coverage does this Cisco wireless controller include?
The Catalyst 9800-40 comes with a 1-year limited warranty from Cisco. This coverage provides protection against manufacturing defects and ensures access to technical support during the warranty period for enterprise deployment scenarios.
What is the weight of the Catalyst 9800-40 controller?
The controller weighs approximately 22.80 pounds (10341.91 grams). This weight reflects its enterprise-grade construction with robust components designed for reliable operation in data center and network closet environments.
How does the Catalyst 9800-40 integrate with existing network infrastructure?
The controller integrates with Cisco's broader networking ecosystem, including compatibility with Cisco DNA Center for software-defined access. It supports API-driven automation and can work alongside wired infrastructure to provide unified network management across both wireless and wired domains.