Teltonika TRB140 4G (LTE) IoT Gateway

The Teltonika TRB140 4G (LTE) IoT Gateway is a compact and rugged industrial LTE Cat 4 gateway designed for IoT and M2M applications requiring reliable and secure mobile connectivity. With a single Gigabit Ethernet port and powerful RutOS software, the TRB140 is ideal for energy, transportation, manufacturing, and automation sectors. Its DIN-rail mountable aluminum housing and wide input voltage support make it highly adaptable for industrial installations.

Cellular Connectivity

• Mobile Modem Type: LTE Cat 4
• Cellular Speed:
  • Download: Up to 150 Mbps
  • Upload: Up to 50 Mbps
• Network Technologies Supported:
  • 4G LTE (FDD and TDD bands)
  • 3G UMTS/DC-HSPA+
  • 2G EDGE/GPRS fallback
• SIM Interface:
  • 1 × Mini SIM slot (3FF)
  • SIM switching support based on predefined conditions
• Antenna Interface:
  • 1 × SMA connector for mobile antenna
  • External LTE antenna included

Ethernet & Interface Ports

• Ethernet Port:
  • 1 × Gigabit Ethernet (10/100/1000 Mbps)
  • Supports auto MDI/MDIX
  • Supports DHCP client/server
• USB Interface:
  • 1 × Micro-USB for virtual Ethernet interface
• Input/Output (I/O):
  • 2 × Configurable digital I/O pins (dry contact) via 4-pin power connector
  • Configurable as input or output
• Reset Button: Factory reset functionality

Hardware

• Processor: Qualcomm Atheros QCA9531, 650 MHz
• RAM: 64 MB DDR2
• Flash Memory: 16 MB NOR
• Enclosure: Full aluminum housing, passive cooling
• Mounting: DIN rail or wall mount compatible

Power & Electrical

• Power Input Voltage: 9–30 VDC
• Connector Type: 4-pin industrial power socket
• Reverse Polarity Protection: Yes
• Surge Protection: Yes
• Passive PoE Support: On LAN port (9–30 VDC)
• Typical Power Consumption: < 2 W
• Maximum Power Consumption: ~4.5 W

Operating Environment

• Operating Temperature: –40 °C to +75 °C
• Storage Temperature: –45 °C to +85 °C
• Humidity: 10% to 90% non-condensing
• Ingress Protection: IP30

Software (RutOS)

• Based on OpenWRT
• Network Protocols Supported:
  • Static/Dynamic IP
  • DHCP
  • DNS
  • NTP
  • VLAN (802.1Q)
• VPN Support:
  • OpenVPN
  • IPsec
  • PPTP
  • L2TP
  • SSTP
  • GRE
  • WireGuard
• Firewall:
  • NAT
  • SPI
  • Port forwarding
  • DoS protection
  • MAC/IP/Port filtering
• Remote Management:
  • Teltonika RMS (Remote Management System)
  • CLI via SSH
  • WebUI (HTTP/HTTPS)
  • SNMP v1/v2c/v3
  • SMS-based control
  • MQTT broker/client
  • TR-069
  • JSON-RPC API

Security Features

• Secure boot
• Password encryption
• Configurable access control
• Brute-force prevention
• Configuration backup & restore

Additional Features

• Event-based I/O logic
• Ping/Wget reboot trigger
• GPS location via mobile tower (cell ID)
• Custom scripts via BusyBox shell
• Package manager for software extensions

Mechanical Specifications

• Dimensions: 74.5 × 25 × 83 mm (H × D × W)
• Weight: ~120 g
• Enclosure Color: Silver-grey
• Mounting Options: DIN rail, wall mount (bracket included)

Included in the Box

• TRB140 device
• External LTE antenna
• USB to Micro-USB cable
• Power socket adapter
• Quick Start Guide
• DIN rail mounting kit

Certifications & Compliance

• CE, FCC, E-Mark
• RoHS & REACH compliant
• EN 301 511, EN 301 908
• EN 62368-1, IEC 60950-1
• IP rating: IP30 industrial protection

Datasheet