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Industrial Cellular Router

Product ID: TR-344

TR-344 Industrial LTE Router is an industrial cellular router that is rendered with industrial grade protection, wide temperature range, wide voltage range and so on. It is able to construct a high speed and reliable cellular network of transmission easily.

  • Network

    4G LTE+4*LAN 1000Mbps

  • Interface

    RS485x2 + RS232x1

  • Temperature

    -40°C~75°C

  • Power

    12-36V

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TR-344 Industrial LTE Router Video

The TR-344 Industrial LTE Router demonstrates reliable 4G/LTE connectivity, industrial durability, secure networking and reliable remote connectivity to automate, smart IoT devices and field deployments.

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Features


Product Introduction

TR-344 is a industrial grade cellular router, which has industrial grade protection, wide temperature, wide voltage, etc. It can develop a cellular transmission network that is high speed and steady with ease. Offer cellular long-distance data transmission to subscribers over public LTE networks (or VPDN proprietary networks).

It possesses the features of great generality, standard interfaces, extensive usage industries, predictable performance, and competence to use in complicated conditions. It can be popularized in other industrial worlds in many areas of the Internet, intelligent transportation, robots and other industries.

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Comprehensive Network Redundancy

It has guaranteed continuous connectivity of 4G full - band WiFi 802.11n (up to 300Mbps) dual SIM standby, triple backup switching (wired/WiFi/4G) and 5 auto - adaptive 100Mbps Ethernet ports.

https://www.tespro.com/wp-content/uploads/2025/11/tr344-4-1764751395277.webp

Dual - path Wide - voltage Power Supply

Has DC 5 - 30V wide - range input, two power supply choices (DC jack and terminal) as a redundancy, as well as acceptable in complex power industrial conditions and consumes less than 400mA of current.

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Industrial - grade Installation Design

It is small in size, (93x118x24mm without antenna) and is mounted to the DIN rail, which makes it simple to install in an industrial system, and is also space-saving.

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Excellent Performance in Harsh Environment

Operates stably between -20 and 75 (storage: -40 to 80) and 5 - 95% non - condensing humidity, can be used in harsh industrial environments.

Tech Specs


Metering Equipment Technical Data

Category Items Features
Basic Information Power supply DC power supply : 12-36V
Cellular Interface IEEE 802.11 a/b/g/n/ac
Operating frequency band 2.4G:2.4-2.4835GHz 5G:5.180-5.885GHz
Main chip MTK series
Antenna SMA external rotation inner hole
WIFI transmission rate 7628:300Mbps
7621:1200Mbps
External interface LAN ports: 5 100Mbps Ethernet ports (LAN0 is WAN/LAN adaptive)
SIM card slot: double-layer
Antenna interface: 4
Indicator lights: 8
DC power supply interface: 1 (DC2.1)
Reset button: 1
4G LTE+2*LAN 100Mbps
1*RS485;1*RS232
Overall dimensions Length, width, and height: 116 * 134 * 34mm (antenna interface)
Power consumption (current) Less than 400mA
Data Information Data rate 802.11n: up to 300Mbps
802.11b: 1, 2, 5,5, 11Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps
Output Power Transmit power 11n HT40 MCS7 : +13.5dBm
11b CCK: +18 dBm
11g OFDM: +13.5dBm
Receiving sensitivity -66dBm at 150Mpbs
-73dBm at 54Mpbs
-86dBm at 11Mpbs
Temperature & Humidity Range Working environment Working temperature: -40 ° C~+75 ° C
Storage temperature: -40 ° C~+80° C
Humidity: 5%~95%, no condensation
Functions Electric Meter Protocols DL/T 645-2007, IEC 62056-21,IEC 1107, IEC 61850,DLMS
Industrial Protocols MODBUS RTU, MODBUS TCP, BACnet, M-bus, OPC UA

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Smart Metering Communication Solutions

When it comes to reliable and stable data transmission, providing the multi-protocol optical acquisition products to the wide range of metering requirements.

Case


A European industrial pioneer with scattered manufacturing and energy centers had a challenge in gathering energy data in an inefficient way: technicians used laptops to make on-site records, which led to delays and disjointed data, which could not be easily optimized and reached compliance.

It changed their working process by adopting the TR-344 Industrial Router. Its 4G/5G cellular connection allowed long-range, automatic transmission of data of distributed meters and sensors in real-time, removing on-site work which required a laptop.

The integration with the existing devices was ensured by the compatibility of the router with the main energy protocols (e.g., DL/T 645, IEC 62056) and the flexibility of LAN/RS485 interfaces, and the stability of real-time flows was provided by the dual-core processing.

The energy data is now concentrated in one platform and this will help the team to have holistic and up to date information. Technicians specialize in functions that are critical rather than manual logging, and informed decisions are made based on data and triggers smarter energy consumption and compliance with regulatory policies.

 The reliability of the TR-344 at the industrial level has seen it form the backbone of the business energy management strategy.

Frequently Asked Questions

To help you better understand our products' performance, compatibility, and usage, we’ve compiled answers to commonly asked questions. If your inquiry isn’t listed below, feel free to contact us directly for further assistance.

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  • Are these products compatible with my current system?

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  • Do the products offer water and dust protection?

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  • Can data be transmitted remotely?

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  • How are the devices powered?

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