Teltonika TRB145 Industrial Rugged Cellular LTE 4G RS485 Gateway
Ultra-Compact Industrial 4G Gateway with RS485 for SCADA & IoT Integration
The Teltonika TRB145 Industrial LTE Gateway is a compact, energy-efficient IoT solution designed for industrial automation, SCADA systems, and remote equipment monitoring. Equipped with 4G LTE Cat 1 connectivity and an RS485 interface, the TRB145 enables seamless communication between legacy industrial devices and modern cloud platforms.
As highlighted in the product flyer, the TRB145 combines mission-critical cellular connectivity with RS485 serial communication, making it ideal for remote management of industrial equipment .
Key Features
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4G LTE Cat 1 Connectivity
Reliable cellular communication with fallback to 3G/2G networks
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RS485 Serial Interface
Direct integration with PLCs, RTUs, meters, and industrial controllers
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Ultra-Compact Industrial Design
Small footprint (74.5 × 25 × 64.4 mm) ideal for tight installations
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Industrial Protocol Support
Compatible with Modbus, DNP3, MQTT, OPC UA, BACnet, and more
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Remote Management via RMS
Centralised monitoring, alerts, configuration, and firmware updates
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Configurable Digital I/O
Supports automation and control applications via input/output pins
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Flexible Power Input (9–30 VDC)
Suitable for industrial and field deployments
Why Choose TRB145?
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Bridge Legacy Devices to the Cloud
RS485 enables easy integration of existing industrial systems
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Compact & Easy to Deploy
Ideal for installations where space is limited
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Reliable Industrial Connectivity
LTE Cat 1 ensures stable communication with low power consumption
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Powerful IoT & SCADA Gateway
Supports advanced protocols and edge data handling
The TRB145 is perfect for deployments requiring cost-effective, compact, and reliable industrial connectivity.
Typical Applications
- SCADA & telemetry systems
- Smart metering (water, gas, electricity)
- Industrial automation & PLC connectivity
- Remote equipment monitoring
- Energy & utilities infrastructure
- Environmental monitoring systems
Technical Highlights
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Cellular: 4G LTE Cat 1 (up to 10 Mbps DL / 5 Mbps UL), 3G/2G fallback
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SIM: 1 × Mini SIM (2FF)
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Serial: 1 × RS485 interface (2-wire / 4-wire)
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CPU: ARM Cortex-A7, 1.2 GHz
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Memory: 128 MB RAM, 512 MB flash
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I/O: 2 × configurable digital inputs/outputs
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USB: Micro USB (virtual network interface)
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Power: 9–30 VDC industrial input
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Operating Temp: -40°C to +75°C
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Mounting: DIN rail / wall / flat surface (optional kit)
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OS: RutOS (OpenWrt-based Linux OS)
What’s in the Box
- TRB145 Gateway
- Mobile antenna (SMA, magnetic mount)
- Micro-USB cable
- RS485 connector
- Power supply (region dependent)
- Quick Start Guide
- Mounting accessories
Resources:
Teltonika TRB145 Flyer
Teltonika TRB145 Datasheet
Teltonika TRB145 Quick User Guide
Teltonika TRB145 User Guide
Teltonika TRB145 3D Models
