Helios® 5G NR Industrial IoT Gateway

Ultra-High-Speed 4G/5G routers and powerful Edge Computing Gateways to accelerating digital transformation to Industry 4.0


Helios® B242 series is a 5G NR Industrial IoT Gateway is designed for connecting diverse types of field sensors and equipment to cloud via 4G/5G NR cellular network, which is suitable for IIoT, M2M and eMBB applications that require high-speed, lower latency, secure and rugged 5G NR connectivity in harsh environment, such as Smart Pole, Smart Building, Smart Office, Smart Traffic Light, Digital Signage Advertising, Industry 4.0, Smart City, Vending Machines, Telemedicine, etc.

Helios® B242 5G NR Industrial IoT Gateway can offer state-of-art hardware features with full software functions. With high-performance 32-bit ARM-based CPU, Modbus RTU/TCP, MQTT, TCP/IP, and customized protocols, as well as up to 1G flash and 32G micro-SD local data storage, enables users to collect, store and process data at IoT edge network.

Technical Specifications


  • CPU: 32-bit, 880MHz, dual core
  • Flash: 32MB (Customized)
  • RAM: 256MB DDR3


Cellular Interface

  • 4 * NR/LTE Antennas
  • 2 * Micro SIM


Ethernet Interface

  • 5 * RJ45 (1-WAN, 4-LAN)
  • Data Rate: 10/100/1000Mbps
  • PoE: 4 PoE PSE, 802.3af (Option)


Serial Port

  • Connector: Terminal block, 3.5mm Female socket with lock
  • Ports: 1 * RS232/RS485



  • Connector:  Terminal block, 3.5 mm female socket with lock
  • 2 * AI & 2 * DI & 2 DO(Relay)
  • Maximum switch current: 5A
  • Power Output:  2-channel 12V, current 1A
  • Built-in overcurrent protection, for external devices DC power input

  • Antenna Connector: 2 * SMA-Female
  • Standard: 2.4GHz/5GHz, 802.11b/g/n/ac, Supporting AP and Client modes
  • Security Open, WPA, WPA2, WPA/WPA2, Enterprise, Radius



  • 1 * USB 2.0

GNSS (Option)

  • Support Beidou, GPS, GLONASS (Option)
  • Antenna Port: 1 * SMA-Female

External Storage

  • Micro SD 1 * TF Card, up to 32GB
  • Usage: User Program, Data Storage and Firmware Upgrade

Power Supply and Consumption

  • Connector: 2-pin with 3.5 mm terminal block
  • Standard: DC 12V/1.5A


  • Operating temperature: -25°C~60°C
  • Storage temperature: -40°C~85°C
  • Relative humidity: 5 to 95% (Non-condensing)

  • Network Protocols: PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, DNS, DDNS, HTTP, ARP, QoS, SNTP, Telnet, SSH, etc.
  • Serial Port: MQTT, Transparent (TCP Client/Server, UDP Client/Server), Modbus Gateway (Modbus RTU to Modbus TCP)
  • VPN Tunnel: IPsec/PPTP/L2TP/GRE/OpenVPN
  • Firewall: ACL/DMZ/Port Mapping/MAC Binding
  • Management: Web, CLI, SMS, Cloud DMP (Device Management Platform)
  • Reliability:  WAN Failover, Hardware & Software watchdog
  • Secondary Development: OpenWrt based, support Python, LUA and SDK


  • LED Indicators:  Signal strength, WIFI, System(SYS), Online, Power (PWR), Alarm
  • Built-in: Watchdog, RTC, Timer


  • IP Rating: IP30 (IP65 Option)
  • Housing: Metal
  • Weight: 830g
  • Dimensions: 125*100*53.6mm
  • Mounting: Din-rail, Wall mount, Desktop