| Name |
5-port Gigabit Switch Module |
| Model |
LX-SG503-1 |
| Standards |
IEEE 802.3 10Base-T Ethernet
IEEE 802.3u 100BaseTX Fast Ethernet
IEEE 802.3x Flow Control
IEEE 802.3AFIAT Standard POE Power Supply (Optional) |
| Protocols |
CSMA/CD TCP/IP |
| Filtering and Forwarding Rates |
Ethernet 10Mbps (half-duplex) 20Mbps (full-duplex) 10Mbps: 14,880pps
Fast Ethernet 100Mbps (half-duplex) 200Mbps (full-duplex) 100Mbps: 148,800pps
Gigabit Ethernet 2000Mbps (full-duplex), 1000Mbps: 1,488,000pps |
| Power Consumption |
Idle: 800mw@12VDC; Full Load: 3w@12VDC |
| Network Media |
10Base-T: Category 3 or above UTP (=100m)
100Base-TX: Category 5 UTP (=100m)
1000Base-T: Category 6 or above UTP (<100m) |
| Number of Ports |
5 x 10/100/1000M PH2.0 8PIN Socket Ports |
| Cascade |
All ports can be used as UP-LINK ports |
| Forwarding Mode |
Store-and-forward |
| Temperature |
Operating Temperature: -20°C~50°C
Extreme Operating Temperature: -30°C~70°C
Storage Temperature: 40°C~85°C |
| Humidity |
Operating Humidity: 10%~90% non-condensing
Storage Humidity: 5%~95% non-condensing |
| Backplane Bandwidth |
10G |
| LED Indicators |
1 Power Light
10 Green Network Port Data Lights |
| Product Dimensions (WxHxD) |
58*58*10mm |
| Applied Power Supply |
Voltage Input: DC5-60V/1A
Input Method: Plug-in 2P Wiring Terminal, Pitch 2.0mm |
LX-SG503 Series 5-Port Gigabit Ethernet Switch Module: Technical Overview and Application Expansion
The LX-SG503 series is a high-performance 5-port Gigabit Ethernet switch module designed for compact spaces, offering two models: PH2.54mm 8-pin connector and onboard 8-pin pin header versions, catering to diverse hardware integration needs. With ultra-compact dimensions (58*58*10mm), a lightweight design (15g), and a wide operating temperature range (-20°C to 70°C), it consumes less than 3W of power, making it suitable for harsh industrial environments. At its core, it features an ARM Cortex-M3 processor, equipped with 512KB of memory and 16MB of storage, enabling non-blocking wire-speed forwarding across all ports. Each port supports a maximum transmission rate of 1000Mbps, delivering a bidirectional throughput exceeding 10Gbps.
Technical Advantages:
- Flexible Interface Configuration: Programmable pin definitions allow for customizable combinations of RJ45, SFP fiber, or copper ports, supporting IEEE 802.3af/at PoE (up to 30W per port) and 10/100/1000Base-T adaptive rates.
- Intelligent Traffic Management: All ports support IEEE 802.3x full-duplex flow control and half-duplex backpressure, dynamically adjusting Inter-Frame Gap (IFG) to 9.6μs for zero packet loss under heavy loads.
- Enhanced Security: Integrates MAC address self-learning (up to 8K address table) and port isolation, with 802.1Q VLAN segmentation and QoS priority queues to prioritize critical traffic.
Typical Application Scenarios:
- Industrial Automation: Embedded in PLC control systems for high-speed data backhaul between sensor networks and SCADA systems, withstanding electromagnetic interference up to EN61000-4-2 Level 4.
- Intelligent Transportation: Deployed in traffic signal controllers to synchronize real-time data streams from license plate recognition cameras (4K@30fps) and radar devices, with latency below 50μs.
- Security Surveillance: Connects NVRs and 16-channel IPC cameras, enabling dual-link redundancy via port aggregation, with an MTBF exceeding 100,000 hours.
- Edge Computing: Serves as a micro-data center access layer device, supporting Docker-containerized Network Function Virtualization (NFV) for low-latency networking in AI inference nodes.
Ideal for IoT terminals, 5G small cells, and smart manufacturing environments, this series combines plug-and-play simplicity, industrial-grade reliability, and scalable expansion capabilities, making it an optimal networking hub solution.
