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The Teltonika TRB142 is a Linux-based industrial remote board with a compact design and lightweight build. It has been specifically designed for IoT projects and features an RS232 port for remote management, as well as LTE capabilities. With an ARM Cortex-A7 1.2 GHz processor and 125 megabites of RAM, the TRB142 is equipped to handle advanced tasks efficiently.
Tech Specs
Click here for the Teltonika TRB142 datasheet.
| Device Specifications | |
|---|---|
| Mobile | |
| Mobile module | 4G LTE Cat 1 up to 10 DL/5 UL Mbps 3G up to 384 DL/384 UL kbps 2G up to 296 DL/236.8 UL kbps |
| 3GPP Release | Release 12 |
| Status | IMSI, ICCID, operator, operator state, data connection state, network type, bandwidth, connected band, signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, data sent/received, LAC, TAC, cell ID, ARFCN, UARFCN, EARFCN, MCC, MNC |
| SMS | SMS status, SMS configuration, EMAIL to SMS, SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreply, SMPP |
| USSD | Supports sending and reading Unstructured Supplementary Service Data messages |
| Block/Allow list | Operator block/allow list (by country or separate operators) |
| Multiple PDN | Possibility to use different PDNs for multiple network access and services |
| Band management | Band lock, Used band status display |
| SIM PIN code management | SIM PIN code management enables setting, changing, or disabling the SIM card's PIN |
| APN | Auto APN |
| Bridge | Direct connection (bridge) between mobile ISP and device on LAN |
| Passthrough | Gateway assigns its mobile WAN IP address to another device on LAN |
| Network | |
| Routing | Static routing |
| Network protocols | TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL v3, TLS, ARP, VRRP, PPP, PPPoE, UPNP, SSH, DHCP, Telnet, SMPP, SNMP, MQTT |
| VoIP passthrough support | H.323 and SIP-alg protocol NAT helpers, allowing proper routing of VoIP packets |
| Connection monitoring | Ping Reboot, Wget Reboot, Periodic Reboot, LCP and ICMP for link inspection |
| Firewall | Port forward, traffic rules, custom rules, TTL target customisation |
| Firewall status page | View all your Firewall statistics, rules, and rule counters |
| Port management | View device ports, enable and disable each of them, turn auto-configuration on or off, change their transmission speed, and so on |
| Network topology | Visual representation of your network, showing which devices are connected to which other devices |
| DHCP | Static and dynamic IP allocation, DHCP relay, DHCP server configuration, status, static leases: MAC with wildcards |
| QoS / Smart Queue Management (SQM) | Traffic priority queuing by source/destination, service, protocol or port, WMM, 802.11e |
| DDNS | Supported >77 service providers, others can be configured manually |
| DNS over HTTPS | DNS over HTTPS proxy enables secure DNS resolution by routing DNS queries over HTTPS |
| Network backup | Mobile, VRRP, Wired options, each of which can be used as an automatic Failover |
| SSHFS | Possibility to mount remote file system via SSH protocol |
| Traffic Management | Real-time monitoring, wireless signal charts, traffic usage history |
| Security | |
| Authentication | Pre-shared key, digital certificates, X.509 certificates, TACACS+, Internal & External RADIUS users authentication, IP & login attempts block, time-based login blocking, built-in random password generator |
| Firewall | Preconfigured firewall rules can be enabled via WebUI, unlimited firewall configuration via CLI, DMZ, NAT, NAT-T, NAT64 |
| Attack prevention | DDOS prevention (SYN flood, SSH, HTTP/HTTPS), port scan prevention (SYN-FIN, SYN-RST, X-mas, NULL flags, FIN scan attacks) |
| VLAN | Port and tag-based VLAN separation |
| Mobile quota control | Mobile data limit, customizable period, start time, warning limit, phone number |
| WEB filter | Block list for blocking unwanted websites, allow list for specifying allowed sites only |
| Access control | Flexible access control of SSH, Web interface, CLI, and Telnet |
| Certificate Manager | Certificate creation tool allows to create CA, server, client, let's encrypt, SCEP certificates |
| VPN | |
| OpenVPN | Multiple clients and a server can run simultaneously, 27 encryption methods |
| OpenVPN Encryption | DES-CBC 64, RC2-CBC 128, DES-EDE-CBC 128, DES-EDE3-CBC 192, DESX-CBC 192, BF-CBC 128, RC2-40-CBC 40, CAST5-CBC 128, RC2-64-CBC 64, AES-128-CBC 128, AES-128-CFB 128, AES-128-CFB1 128, AES-128-CFB8 128, AES-128-OFB 128, AES-128-GCM 128, AES-192-CFB 192, AES-192-CFB1 192, AES-192-CFB8 192, AES-192-OFB 192, AES-192-CBC 192, AES-192-GCM 192, AES-256-GCM 256, AES-256-CFB 256, AES-256-CFB1 256, AES-256-CFB8 256, AES-256-OFB 256, AES-256-CBC 256 |
| IPsec | XFRM, IKEv1, IKEv2, with 14 encryption methods for IPsec (3DES, DES, AES128, AES192, AES256, AES128GCM8, AES192GCM8, AES256GCM8, AES128GCM12, AES192GCM12, AES256GCM12, AES128GCM16, AES192GCM16, AES256GCM16) |
| GRE | GRE tunnel, GRE tunnel over IPsec support |
| PPTP, L2TP | Client/Server instances can run simultaneously, L2TPv3, L2TP over IPsec support |
| Stunnel | Proxy designed to add TLS encryption functionality to existing clients and servers without changes in code |
| DMVPN | Method of building scalable IPsec VPNs, Phase 2 and Phase 3 and Dual Hub support |
| SSTP | SSTP client instance support |
| ZeroTier | ZeroTier VPN client support |
| WireGuard | WireGuard VPN client and server support |
| Tinc | Tinc offers encryption, authentication and compression in its tunnels. Client and server support. |
| OPC UA | |
| Supported modes | Client, Server |
| Supported connection types | TCP |
| MQTT Gateway | |
| Modbus MQTT Gateway | Allows sending commands and receiving data from MODBUS Server through MQTT broker |
| MODBUS | |
| Supported modes | Server, Client |
| Supported connection types | TCP, RTU(RS232) |
| Custom registers | MODBUS TCP custom register block requests, which read/write to a file inside the router, which can be used to extend MODBUS TCP Client functionality |
| Supported data formats | 8-bit: INT, UINT; 16-bit: INT, UINT (MSB or LSB first); 32-bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC), HEX, ASCII |
| Data to Server Protocol | HTTP(S), MQTT, Azure MQTT |
| Data to server | Extract parameters from multiple sources and different protocols, and send them all to a single server; Custom LUA scripting, allowing scripts to utilize the router's Data to server feature |
| DNP3 | |
| Supported modes | Station, Outstation |
| Supported connection | TCP, RTU(RS232) |
| DLMS/COSEM | |
| DLMS Support | DLMS - standard protocol for utility meter data exchange |
| Supported modes | Client |
| Supported connection types | TCP, RTU(RS232) |
| API | |
| Teltonika Networks Web API (beta) support | Expand your device's possibilities by using a set of configurable API endpoints to retrieve or change data |
| Monitoring & Management | |
| WEB UI | HTTP/HTTPS, status, configuration, FW update, CLI, troubleshoot, multiple event log servers, firmware update availability notifications, event log, system log, kernel log, Internet status |
| FOTA | Firmware update from server, automatic notification |
| SSH | SSH (v1, v2) |
| SMS | SMS status, SMS configuration |
| Call | Reboot, Status, Mobile data on/off, Output on/off, answer/hang-up with a timer |
| TR-069 | OpenACS, EasyCwmp, ACSLite, tGem, LibreACS, GenieACS, FreeACS, LibCWMP, Friendly tech, AVSystem |
| MQTT | MQTT Broker, MQTT publisher |
| SNMP | SNMP (v1, v2, v3), SNMP Trap, Brute force protection |
| JSON-RPC | Management API over HTTP/HTTPS |
| RMS | Teltonika Remote Management System (RMS) |
| IoT Platforms | |
| ThingWorx | Allows monitoring of: WAN Type, WAN IP, Mobile Operator Name, Mobile Signal Strength, Mobile Network Type |
| Cumulocity - Cloud of Things | Allows monitoring of: Device Model, Revision and Serial Number, WAN Type and IP, Mobile Cell ID, ICCID, IMEI, Connection Type, Operator, Signal Strength. Has reboot and firmware upgrade actions |
| Azure IoT Hub | Can be configured with Data to Server to send all the available parameters to the cloud. Has Direct method support and Plug and Play integration with Device Provisioning Service for zero-touch device provisioning |
| AWS IoT Core | Utility to interact with the AWS cloud platform. Jobs Support: Call the device's API using AWS Jobs functionality |
| System Characteristics | |
| CPU | ARM Cortex-A7 1.2 GHz |
| RAM | 128 MB, DDR2 |
| FLASH storage | 512 MB, SPI Flash |
| Firmware/Configuration | |
| WEB UI | Update FW from file, check FW on server, configuration profiles, configuration backup |
| FOTA | Update FW |
| RMS | Update FW/configuration for multiple devices at once |
| Keep settings | Update FW without losing current configuration |
| Factory settings reset | Restores all system settings, including IP, PIN, and user data to default configuration |
| FIRMWARE CUSTOMISATION | RutOS (OpenWrt based Linux OS) Supported languages: Busybox shell, Lua, C, C++, Python SDK package with build environment provided GPL customization possible Package Manager to install additional software |
| Input/Output | |
| Configurable I/O | 2 x Configurable Inputs/Outputs. Digital input 0-5V low, 8-30V high. Open collector. Output max 30V, 300 mA. Not available in TRB142*2**** |
| Output control | HTTP POST/GET, Schedule |
| Events | Email, RMS, SMS |
| I/O juggler | Allows to set conditions to trigger events |
| Power | |
| Connector | 4-pin industrial DC power socket |
| Input voltage range | 9–30 VDC, reverse polarity protection; surge protection >31 VDC 10µs max |
| Power consumption | < 5 W |
| Physical Interfaces | |
| I/O’s | 2 x Configurable I/O pins on 4-pin power connector (I/O not available in TRB142*2****) |
| Status LEDs | 3 x connection type LEDs, 5 x connection strength LEDs, 1 x Power LED |
| SIM | 1 x SIM slot (Mini SIM – 2FF), 1.8 V/3 V |
| Power | 1 x 4-pin power connector |
| Antennas | 1 x SMA for LTE |
| USB | 1 x Virtual network interface via micro USB |
| RS232 | 1 x DB9 socket |
| Reset | Reboot/User default reset/Factory reset button |
| Physical Specification | |
| Casing material | Aluminium housing |
| Dimensions (W x H x D) | 74.5 x 25 x 64.4 mm |
| Weight | 135 g |
| Mounting options | DIN rail, wall mount, flat surface (all require additional kit) |
| Operating Environment | |
| Operating temperature | -40 °C to 75 °C |
| Operating humidity | 10% to 90% non-condensing |
| Ingress Protection Rating | IP30 |
| Regulatory & Type Approvals | |
| Regulatory | CE, UKCA, EAC, UCRF, ANRT, Kenya, ICASA, Anatel, Arcotel, NOM, RCM, Giteki, NTC, SRRC, NAL, NBTC, CB |
| Operator | Deutsche Telekom AG |
| EMC Emissions & Immunity Standards | Draft EN 301 489-1 V2.2.0 Draft EN 301 489-52 V1.1.0 |
| ESD | EN 61000-4-2:2009 |
| Radiated Immunity | EN IEC 61000-4-3:2006 + A1:2008 + A2:2010 |
| EFT | EN 61000-4-4:2012 |
| Surge Immunity (AC Mains Power Port) | EN 61000-4-5:2014 |
| CS | EN 61000-4-6:2014 |
| DIP | EN 61000-4-11:2004 |
| RF Standards | EN 301 511 V12.5.1 EN 301 908-1 V13.1.1 EN 301 908-2 V13.1.1 EN 301 908-13 V13.1.1 |
| Safety Standards | CE: EN 62368-1:2014 + A11:2017, EN IEC 62232:2020, EN 50385:2017 UL/CSA Safety: UL 62368-1 (3rd Ed., Rev. Dec 13, 2019) CAN/CSA C22.2 No. 62368-1:19 (3rd Ed., Rev. Dec 13, 2019) RCM: AS/NZS 62368.1:2018 CB: IEC 62368-1:2018 |
FAQs
Q1: What is the Teltonika TRB142 and what is it used for?
A: The Teltonika TRB142 is an industrial LTE Cat 1 gateway that provides cellular connectivity and an RS232 serial interface, allowing remote communication and control of industrial equipment and sensors.
Q2: What cellular and communication interfaces does the Teltonika TRB142 support?
A: The TRB142 supports 4G LTE (Cat 1) with fallback to 3G and 2G, and includes an RS232 serial port for connecting to industrial controllers, sensors, or legacy devices.
Q3: What protocols and communication features are available on the TRB142?
A: This gateway supports common industrial protocols such as Modbus and DNP3 over RS232, as well as standard network routing features including static routing and TCP/UDP communication for flexible data transport.
Q4: How is the Teltonika TRB142 powered and installed?
A: The TRB142 is powered via a 4‑pin industrial DC input with a wide voltage range (typically 9–30 V DC). It is compact and lightweight, suitable for installation on DIN rail or flat panels within control cabinets or enclosures.
Q5: What physical and environmental features make the Teltonika TRB142 suitable for industrial use?
A: The TRB142 has a rugged aluminium housing, operates across a wide temperature range (approximately –40 °C to +75 °C), and includes LED indicators for power and signal status, ensuring reliable performance in harsh industrial environments.