SF102-24-NA Cisco Unmanaged Switch 24 Ports RJ-45 Expansion Slots

Cisco SF102-24-NA Unmanaged Ethernet Switch

The Cisco SF102-24-NA is a robust unmanaged switch designed for small to medium-sized networks, delivering reliable connectivity across multiple devices. With 24 Fast Ethernet ports and 2 Gigabit expansion slots, this switch is ideal for organizations seeking efficient Layer 2 switching without complex management requirements.

General Information

• Manufacturer: Cisco
• Model Number: SF102-24-NA
• Category: Ethernet Switch
• Type: Unmanaged Switch

Network Ports and Connectivity

• Total Network Ports: 24
• Fast Ethernet Ports: 24 x RJ-45
• Gigabit Expansion Slots: 2 x SFP

Port Capabilities

• Supports 10/100 Mbps Fast Ethernet speeds
• Compatible with 1000 Mbps Gigabit Ethernet for high-speed uplinks
• Auto-negotiation and auto-MDI/MDIX support

Expansion Slot Details

• Number of Expansion Slots: 2
• Expansion Slot Type: SFP (Small Form-factor Pluggable)
• Shared SFP Slot Availability: Yes
• Total SFP Slots: 2 for fiber or high-speed connections

Layer Support and Network Management

• Layer Supported: Layer 2 switching
• Management Type: Unmanaged, plug-and-play configuration
• Zero configuration required for instant deployment

Reliability and Performance

• High-speed data transfer for small office networks
• Low latency switching for seamless communication
• Energy-efficient design reduces power consumption

Advantages of Cisco SF102-24-NA

• Simple setup with no configuration needed
• Flexible network expansion using SFP modules
• Stable Layer 2 connectivity for multiple devices
• Compact and durable design suitable for office environments

Ethernet Technology and Compatibility

• Supports Gigabit Ethernet uplinks for high-bandwidth applications
• Fully compatible with Fast Ethernet devices for legacy systems
• Ensures seamless integration with existing network infrastructure

Cisco SF102-24-NA Unmanaged Switch

The Cisco SF102-24-NA is a high-performance unmanaged switch designed for small to medium-sized networks requiring reliability, simplicity, and efficient connectivity. Equipped with 24 RJ-45 ports and 2 expansion slots, this switch provides comprehensive Ethernet connectivity for multiple devices in business environments, enhancing network efficiency and operational continuity. As part of Cisco's SF series, it combines robust hardware, consistent performance, and ease of deployment to meet modern networking demands without the complexity of managed switches.

Key Features of the Cisco SF102-24-NA

This 24-port switch supports full-duplex operation on all ports, enabling simultaneous data transmission and reception, which significantly reduces network latency and congestion. It is designed with plug-and-play simplicity, eliminating the need for extensive configuration or network management skills. The two expansion slots allow for future scalability, giving network administrators flexibility to upgrade or expand network capacity as organizational requirements grow. The device also supports auto-negotiation and auto-MDI/MDIX, simplifying network setup and minimizing potential connectivity errors.

Performance and Connectivity

The SF102-24-NA delivers consistent network performance, making it ideal for high-traffic environments such as offices, classrooms, and small data centers. With support for 10/100 Mbps speeds across all 24 RJ-45 ports, the switch ensures reliable communication between connected devices. Its switching fabric and internal forwarding architecture maintain low latency and high throughput, even during peak network activity. The two additional expansion slots are compatible with Cisco’s range of expansion modules, enabling connection to higher-speed networks or specialized interfaces without replacing the existing infrastructure.

Hardware Design and Build Quality

Constructed with durable metal casing, the Cisco SF102-24-NA is built to withstand continuous operation in office and network closet environments. Its compact form factor allows for flexible deployment in racks or desktop settings. Each RJ-45 port includes LED indicators that provide immediate visual feedback on link status and activity, allowing network administrators to quickly identify connection issues. The fanless design ensures silent operation, which is particularly beneficial in office or noise-sensitive environments.

Ease of Deployment and Integration

One of the main advantages of the SF102-24-NA is its plug-and-play setup, requiring minimal configuration. Devices can be connected directly, and the switch automatically handles addressing and data forwarding. Integration with existing Cisco networking solutions is seamless, as it aligns with industry-standard Ethernet protocols. It supports Quality of Service (QoS) features to prioritize critical traffic such as voice and video, enhancing overall network performance without requiring advanced management.

Energy Efficiency and Environmental Benefits

The SF102-24-NA is engineered with energy efficiency in mind. It includes Cisco’s Energy-Efficient Ethernet technology, which adjusts power usage based on the activity of each port. This not only reduces energy consumption but also lowers operational costs for businesses. The switch operates quietly and generates minimal heat, contributing to a stable and environmentally friendly networking setup. Energy-efficient design ensures sustainability without compromising performance, making it suitable for organizations that prioritize green IT initiatives.

Network Security and Reliability

Although the SF102-24-NA is an unmanaged switch, it provides a reliable foundation for secure network operation. It supports standard Ethernet protocols and mechanisms that reduce network errors and packet loss, contributing to overall stability. The robust hardware design minimizes the risk of failure, and the switch’s non-blocking architecture ensures uninterrupted data flow. For businesses, this translates into dependable connectivity for workstations, printers, IP cameras, and other essential devices, supporting day-to-day operations without interruptions.

Use Cases and Applications

The Cisco SF102-24-NA is ideal for various small to medium enterprise applications. In office environments, it connects computers, printers, and VoIP phones to create an efficient local network. Educational institutions benefit from its ability to manage multiple devices in classrooms and labs. Retail settings utilize this switch to maintain stable connections between point-of-sale systems, security cameras, and inventory management devices. Its scalability allows it to adapt to evolving networking requirements, providing long-term value to growing organizations.

Compatibility with Cisco Ecosystem

Being part of the Cisco SF series, the SF102-24-NA is fully compatible with other Cisco networking products, such as routers, access points, and higher-end managed switches. This ensures seamless integration into existing Cisco infrastructures, enabling centralized management and consistent network policies. The expansion slots support optional modules, which extend the switch’s capabilities and allow it to interface with newer network technologies, future-proofing the investment.

Technical Specifications and Standards

The SF102-24-NA adheres to IEEE standards, including IEEE 802.3, 802.3u, and 802.3x, ensuring compatibility and interoperability with a wide range of devices. It offers 24 10/100 RJ-45 ports and 2 expansion slots for module integration. Full-duplex operation, auto-negotiation, and auto-MDI/MDIX enhance connectivity flexibility. The switch operates over a temperature range suitable for office environments, with low power consumption and fanless operation for quiet performance. LED indicators for each port provide clear status monitoring, while the rugged metal chassis ensures durability.

Comparisons with Other Cisco SF Series Switches

Compared to other switches in the Cisco SF series, the SF102-24-NA strikes a balance between port density, simplicity, and scalability. While smaller models offer fewer ports, this switch provides 24 Ethernet ports, making it suitable for mid-sized networks. Its unmanaged design simplifies deployment, whereas managed switches in the series provide advanced configuration options for larger enterprise networks. The inclusion of expansion slots distinguishes it from basic models, offering flexibility for future network growth.