Teltonika
TRB255Teltonika TRB255 4G Industrial M2M Gateway
The Teltonika TRB255 4G Industrial M2M Gateway is a genuine Teltonika product, supplied new and boxed through official UK distribution.
Need help choosing or pricing a full system? Call 0333 242 1314 or email sales@clisecure.com.
- LTE Cat M1 / NB-IoT / EGPRS Communication
- Configurable Inputs/Outputs for remote monitoring and control
- GNSS positioning with geofencing functionality
- RS232/RS485 serial communication interfaces
- Teltonika Remote Management System compatible
- Dual SIM ensures internet connectivity if single operator network stops working
- 2 year warranty
- Modbus TCP slave, TCP master, RTU master, RTU gateway, Modbus over MQTT
- Mobile: 4G/LTE (Cat M1), NB-IoT, 2G
- CPU: Qualcomm, MIPS 24Kc, 650 MHz
- Memory: 16 MBytes Flash, 64 MBytes RAM
- Powering option: 16pin terminal, 9-30 VDC
- SIM: 2 x Internal SIM holders (2FF)
- Antenna connectors: 1 x SMA for mobile, 1 x SMA for GPS
- Ethernet: 1 x 10/100 Ethernet port
- GNSS: GPS, GLONASS, BeiDou, Galileo, QZSS
- Inputs/Outputs: On 16pin socket: 3 x Digital input/Digital open collector output (configurable), 1 x Analog input
- Serial: 1 x RS232, 1 x RS485
- Status LEDs: 3 x Connection type, 3 x Signal strength, 2 x Ethernet, 1 x Power
- Operating temperature: -40 °C to 75 °C
- Housing: Aluminium housing with DIN rail mounting option
- Dimensions: (W x H x D) 83 x 25 x 74 mm
- Weight: 165 g
- Operating system: RutOS (OpenWrt based Linux OS)
- Mobile features: Multiple PDN, Auto APN, Band lock, SIM switch, Operator black/white list, Data/SMS limits
- Network protocols: TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSLv3, TLS 1.3, ARP, PPP, DHCP, Telnet
- Monitoring and Management: WEB UI, CLI, SSH, SMS, TR-069, SNMP, JSON-RPC, MQTT, RMS
- Connection monitoring: Ping Reboot, Wget reboot, Periodic Reboot, LCP and ICMP for link inspection
- Cloud solutions: RMS, FOTA, Telenor, Azure IoT Hub, Cloud of Things, Cumulocity, ThingWorx
- NTP: NTP Server, NTP Client, Sync with: External NTP server, GNSS, Mobile operator
- GNSS: NMEA forwarding, AVL, Geofencing
- Serial: Console, Over IP, Modem, NTRIP, Modbus
- Administration: Multi user, Configuration profiles, Diagnostics, logs, Configuration backup
Overview
TRB255 can be used to integrate modern and legacy industrial equipment into one solution via RS232, RS485 & Ethernet interfaces.
This industrial LTE Cat M1 & NB-IoT gateway is backward compatible to EGPRS (2G) networks. It can still be used with 2G network, however in case it gets shut down, there is a possibility to switch to LPWAN connectivity options.
TRB255 has a wide range of industrial and networking features such as Modbus, SMS control, Firewall, OpenVPN and more.
Part number: TRB255 · Brand: Teltonika
UK shipping options are shown at checkout. For timed delivery, project fulfilment or larger trade orders, contact CLI Secure before placing your order.
Customer reviews
Built for B2B buying
From product selection to deployment, this is made for real projects.
Get the hardware, licences and supporting kit you need without chasing multiple suppliers. CLI Secure helps trade buyers confirm fit, stock, delivery and project pricing before checkout.
Why choose us
Procurement that feels fast, clear and trade-ready.
Every product page is designed to help you move from shortlist to checkout with fewer unknowns.
Common questions
Product and order FAQs
Can I request trade or bulk pricing?
Yes. For multi-unit, reseller or project orders, contact CLI Secure and our team can review the basket for trade pricing.
How quickly can this be delivered?
Available delivery options are shown at checkout. Many in-stock products support next-day or timed UK delivery.
Can you help confirm compatibility?
Yes. Share the existing setup, model numbers or project requirement and we can help confirm suitable hardware, licences or accessories.
Do you supply renewals and supporting accessories?
CLI Secure supplies hardware, renewals, licences and related accessories across networking, CCTV, VoIP and IT support categories.
