Zigbee Gateway with WiFi and API for Smart Building Systems | SEG-X3

Main Feature:

Zigbee gateway with WiFi and open API for building automation and IoT integration. SEG-X3 supports Zigbee 3.0, local communication, and flexible cloud or private platform integration, ideal for energy management, HVAC systems, and scalable smart deployments.

Model: SEG X3

Item Dimension: 56 (W) X 66 (L) X 36 (H) mm

Fob Port: Zhangzhou, China

Payment Terms: L/C,T/T

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Product Detail

Tech Specs

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▶ Main Features

• Zigbee 3.0 compliant for broad device compatibility
• Supports Zigbee SEP 1.1 for smart energy applications
• Acts as a reliable Zigbee coordinator for stable network management
• Built-in WiFi connectivity for flexible deployment
• Open API support for seamless integration with IoT platforms
• Supports cloud communication and private server integration
• Local data storage for historical records and analysis
• Firmware upgrade via Micro USB for easy maintenance
• Compatible with mobile apps for remote monitoring and control

▶The Role of a Zigbee Gateway in Smart Building Systems

Zigbee gateways enable stable device communication, scalable system control, and seamless integration across modern building and IoT environments.
In smart building and energy management systems, a Zigbee gateway acts as the central coordinator, ensuring reliable mesh networking and centralized device control. Compared with direct WiFi devices, gateway-based architectures offer better stability, security, and system scalability.

zigbee 3.0 gateway hub for smart hotel solution, link with other zigbee devices

▶Zigbee WiFi Gateway vs Ethernet Gateway

Choosing the right Zigbee gateway depends on your deployment environment, system scale, and integration requirements. While WiFi gateways offer flexibility and easy installation, Ethernet gateways provide higher stability and reliability for larger or more demanding projects.
The table below highlights the key differences to help you select the most suitable solution for your application.

Feature	Zigbee WiFi Gateway (SEG-X3)	Zigbee Ethernet Gateway (SEG-X5)
Connectivity	Wi-Fi	Ethernet
Installation	Plug-and-play	Requires LAN setup
Network Stability	Medium	High
Interference Resistance	Moderate	Strong
Best Use Case	Residential / Light commercial	Large-scale BMS
Scalability	Medium	High

▶ System Integration

Supports open API protocols including MQTT, TCP/IP, and JSON, enabling seamless integration with IoT platforms, BMS systems, and private cloud environments.

▶Application

The SEG-X3 Zigbee gateway is widely used in:
• Home Energy Management Systems (HEMS) – enabling real-time monitoring and control of energy devices
• Smart Building & Mini BMS – connecting sensors, thermostats, and controllers into a unified system
• HVAC Control Systems – supporting temperature automation and centralized management
• Utility and Telco Deployments – enabling scalable IoT network infrastructure
• IoT Platforms and System Integration – supporting API-based integration with cloud or private systems

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▶ Main Specification:

Hardware
CPU		ARM Cortex-M4 192MHz
Flash Rom		2 MB
Data Interface		Micro USB port
SPI Flash		16 MB
Wireless Connectivity		ZigBee 2.4GHz IEEE 802.15.4 Wi-Fi
RF Characteristics		Operating frequency: 2.4GHz Internal PCB Antenna Range outdoor/indoor: 100m/30m
Power Supply		AC 100 ~ 240V, 50~60Hz Rated power consumption: 1W
LEDs		Power, ZigBee
Dimensions		56(W) x 66 (L) x 36(H) mm
Weight		103 g
Mounting Type		Direct Plug-in Plug Type: US, EU, UK, AU
Software
WAN Protocols	IP Addressing: DHCP, Static IP Data Porting: TCP/IP, TCP, UDP Security Modes: WEP, WPA / WPA2
ZigBee Profile	Home Automation Profile Smart Energy Profile
Downlink Commands	Data format: JSON Gateway Operation Command HAN Control Command
Uplink Messages	Data format: JSON Home Area Network information Smart meter data
Security	Authentication Password protection on mobile apps Server/gateway interface authentication ZigBee Security Preconfigured Link Key Certicom Implicit Certificate Authentication Certificate-Based Key Exchange (CBKE) Elliptic Curve Cryptography (ECC)