Compact industrial 4G LTE Cat 1 IoT gateway with digital, analog, and relay I/O, supporting Modbus and DNP3, designed for secure remote monitoring and control in harsh environments.

Feature

Specification

Model

Teltonika TRB141

Connectivity

4G LTE Cat 1 (up to 10 Mbps DL / 5 Mbps UL), 3G, 2G

Mobile Module

3GPP Release 12

CPU

Qualcomm ARM Cortex A7, 1.2 GHz

Memory

128 MB RAM (50 MB user space)

Storage

512 MB Flash (200 MB user space)

Power Input

+9–30 VDC via 4-pin terminal block

Power Consumption

Idle: <2 W; Max: <5 W

Operating Temperature

-40°C to +75°C

Humidity

10%–90% non-condensing

Ingress Protection

IP30

Housing

Rugged aluminum enclosure

Interfaces

1 × RS232, 1 × Micro USB slave, I/O connector block

I/O Ports

2 × Digital Inputs/Outputs (Open Collector), 1 × Analog Input (0–30 V), 1 × Isolated Input (0–71 V), 1 × Relay Output (0.5 A at 60 VDC), 1 × Power Output (3.8 V)

Protocols Supported

Modbus RTU, DNP3, MQTT, HTTP, HTTPS, FTP, SNMP, SMS, VPN (IPsec, OpenVPN), Firewall

Software

RutOS (based on OpenWRT), compatible with Teltonika RMS

Certifications

CE, UKCA, EAC, RoHS, WEEE