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UCR-ST-B8-AT Unitronics Unitronics Router B8 USA AT&T
Unitronics UCR-ST-B8-AT industrial 4G LTE cellular router with dual SIM support, GPS, Wi-Fi, Ethernet, serial communications and industrial I/O for secure remote automation connectivity.
£431.39
Why Choose the Unitronics UCR-ST-B8-AT Industrial 4G LTE Router?
The Unitronics UCR-ST-B8-AT is a high-performance industrial 4G LTE cellular router with Wi-Fi designed for secure remote access, industrial networking and IIoT applications. As part of the advanced Unitronics B8 router series, it provides reliable communication between PLC systems, SCADA platforms, cloud services and remote automation equipment using modern cellular networks.
Designed specifically for North American AT&T LTE networks, the UCR-ST-B8-AT combines dual-SIM redundancy, integrated GNSS (GPS), serial communications, Ethernet networking and advanced VPN functionality within a rugged industrial enclosure. This makes it ideal for critical industrial applications where reliable connectivity and remote access are essential.
With 4G LTE Cat 4 connectivity, dual SIM card support, four Ethernet ports, RS232 and RS485 interfaces, embedded GPS, microSD storage and industrial I/O, the UCR-ST-B8-AT provides a complete industrial communications platform for automation engineers, OEMs and infrastructure operators.
Key Advantages
- Industrial 4G LTE cellular router with Wi-Fi.
- Dual SIM support for enhanced network reliability.
- Designed for AT&T LTE networks in North America.
- Integrated GNSS/GPS receiver.
- Four Ethernet ports for flexible network integration.
- RS232 and RS485 serial communications.
- Supports secure VPN remote access.
- Embedded SMS messaging functionality.
Key Features
- Unitronics UCR-ST-B8-AT industrial router.
- 4G LTE Cat 4 cellular connectivity.
- Download speeds up to 150 Mbps.
- Upload speeds up to 50 Mbps.
- Dual external SIM card holders.
- 4 × 10/100 Mbps Ethernet ports.
- 1 WAN port configurable as LAN.
- 3 dedicated LAN ports.
- Integrated GNSS/GPS receiver.
- Wi-Fi access point or client mode.
- RS232 and RS485 communication interfaces.
- MicroSD card slot for local data storage.
- USB interface.
- 3 digital inputs, 1 analogue input.
- 2 digital outputs and 1 relay output.
- Firewall, MQTT, Modbus TCP and Modbus RTU support.
Advanced Industrial Networking and Remote Access
The UCR-ST-B8-AT is designed for demanding industrial environments where reliable remote connectivity is critical. Dual SIM capability provides network redundancy, while integrated GPS functionality supports location-aware applications and asset tracking. Multiple Ethernet ports and serial interfaces allow simultaneous connectivity to PLCs, HMIs, drives, sensors and remote monitoring systems.
Support for VPN technologies, MQTT, Modbus protocols, firewall security and UniCloud integration enables secure remote diagnostics, data collection and industrial IoT deployments. The router's wide operating temperature range ensures dependable operation in harsh industrial and outdoor environments.
Typical Applications
- Remote PLC monitoring and diagnostics.
- Industrial IoT and cloud connectivity.
- SCADA telemetry systems.
- Water and wastewater infrastructure.
- Energy and utility monitoring.
- Machine builders and OEM equipment.
- Remote asset management.
- Industrial networking and communications.
Technical Specifications
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| Connectivity | 4G LTE | |
|---|---|---|
| Digital Inputs | 3 | |
| Digital Outputs | 2 | |
| Analogue I/O | 1 AI / 0 AO | |
| Communication | RS232, RS485 | |
| Device Type | Router / Remote Access | |
| Coil / Supply Voltage | 9–30 V DC | |
| Series | UCR B8 Industrial Routers | |
| Product type | Industrial cellular router | |
| Cellular technology | 4G LTE Cat 4 | |
| Coverage region | North America (AT&T) | |
| LTE bands | B2, B4, B12 | |
| 3G bands | B2, B4, B5 | |
| Download speed | Up to 150 Mbps | |
| Upload speed | Up to 50 Mbps | |
| SIM slots | 2 external SIM holders | |
| Ethernet ports | 4 × 10/100 Mbps | |
| Serial ports | RS232 and RS485 | |
| GNSS | Integrated GPS receiver | |
| Memory | 16 MB Flash, 128 MB DDR2 RAM | |
| Power supply | 9-30 V DC | |
| Digital inputs | 3 | |
| Analogue inputs | 1 | |
| Digital outputs | 2 | |
| Relay outputs | 1 | |
| Operating temperature | -40°C to +75°C | |
| Housing | Aluminium housing with plastic end panels | |
| Mounting | DIN rail mounting | |
| Dimensions | 100 × 110 × 50 mm | |
| Weight | Approx. 287 g |
Frequently Asked Questions
What is the Unitronics UCR-ST-B8-AT used for?
The UCR-ST-B8-AT is an industrial 4G LTE router used to provide secure remote connectivity between PLCs, automation equipment, SCADA systems and cloud platforms.
What makes the B8 series different from the B5 series?
The B8 series adds dual SIM capability, four Ethernet ports, RS232 and RS485 communications, integrated GPS, microSD storage and expanded I/O functionality.
Does the router support GPS functionality?
Yes. The UCR-ST-B8-AT includes an integrated GNSS/GPS receiver for positioning and location-based applications.
Which mobile networks does the AT model support?
The AT version is designed for AT&T LTE coverage in North America and supports LTE bands B2, B4 and B12.
Can the router send SMS messages?
Yes. Embedded SMS functionality allows compatible Unitronics PLCs to send and receive SMS notifications and commands through the cellular network.
Trusted by Industrial Automation Engineers
Unitronics B8 industrial routers provide secure remote access, dual-SIM resilience, GPS functionality and advanced networking features for critical automation, infrastructure and IIoT applications worldwide.
