UR41 4G Industrial Cellular Router

UR41 4G Mini Series

Industrial Cellular Router
Creating a Powerful Network Supply Heart
  • Secure 4G Connectivity in a Compact Design
  • Low Power Consumption with Smart Operating Modes
  • Remote and Bulk Management for Easy Maintenance
  • Support GPS & Multiple Interfaces for Various Applications

4G Connectivity in Small Embedded Scenes

  • Palm-Sized and Lightweight Design
  • Global 4G LTE CAT4/3G Network with Multiple Carrier Networks

Ultra-Low-Power Consumption Ever

Milesight UR41 is designed to operate on limited power sources through advanced power management, which make it an ideal battery-powered and solar-powered applications

  • Typical: 226mA
  • Maximum: 260mA

*Power consumption calculation based on 12V rated voltage
**Power consumption may vary under different operating environment and conditions
***Typical power consumption calculation based on cellular network and IPC


 Advanced Power Management with Less than 1 Watt in Idle Mode

  • Power consumption as low as 60mA in idle mode
  • Fast network response from standby mode triggered by timers, DI, Cellular, Ethernet or serial port
  • Protect power sources by dropping power consumption to a target of 6.3mA in standby mode
*Power consumption calculation based on 12V rated voltage

**Power consumption may vary under different operating environment and conditions

Maximum Uptime from Safe and Stable Data Transmission

Failover Back-up Connectivity

  • Automated failover/failback backup between Ethernet and Cellular
  • Embedded with hardware watchdog to automatically recover from various failures

Security Protection

  • Local authentication and remote authentication (RADIUS, TACACS+, LDAP) management to control access to devices in the field
  • Encryption for data privacy over the Internet through VPN tunnels (Open VPN/IPsec/GRE/L2TP/PPTP/DMVPN)

Industrial Grade Design for Harsh Environment

  • NXP Industrial Grade Processor
  • Wide Operating Temperature Range (-40°C to 60°C)
  • Broad Supply Voltage Range (5V to 24V DC)
  • Metal IP30 Enclosure for Dust and Water Ingress

GPS and Global Navigation Satellite System (GNSS) Included

  • GPS and GNSS (Galileo, Glonass, and Beidou) are included
  • Capability of real-time location tracking of remote assets
  • Availability of network clock updates for accurate time-stamp usage

*GPS function requires matching with antenna accessories to achieve

Rich Interfaces for Intelligent Building and Process Automation Controllers

  • 1 × RS232 or 1 x RS485 (Software Switchable)
  • 1 × Digital Inputs + 1 × Digital Outputs
  • USB 2.0 (Type-C) for Power Supply, Network Supply and Debug

*Equipped with a dipswitch for RS485 devices with an impedance of 120Ω

The Perfect Choice for Various Applications


EV Charging Station Solution

A well-networked charging station can not only facilitate a smooth energy exchange between vehicles and the power grid, but also allow the stations to connect and exchange data. Check how we can help you to achieve it with UR41.


Easy Connection and Management with Milesight VPN

  • Easy Connection via Authentication Code
  • Connection Status Overview
  • Remote and Secure Access to Field Devices

Central Management Configuration with Milesight DeviceHub

  • Web GUI and CLI (Command Line Interface) enable the admin to achieve simple management and quick configuration among a large quantity of devices
  • Efficiently manage the remote routers on the existing platform through the industrial standard SNMP

Flexible Installation 


Hardware System CPU ARM Cortex-A7, 528 MHz
Memory 128 MB DDR3 RAM and 128 MB Flash
Cellular Interface Network 4G LTE (CAT 4)/WCDMA/GSM
Antenna Connector 1 × 50 Ω SMA Connector (Center PIN: SMA Female)
SIM Slot 1(Nano SIM-4FF)
Ethernet Interface Numbers 1 × 10/100 Mbps LAN Port
Mode Full or Half Duplex (Auto-Sensing)
GNSS Antenna Connector 1 × 50 Ω SMA Connector (Center PIN: SMA Female)
Technology GPS/GLONASS/Beidou/Galileo/QZSS
Serial Interface Number 1 × RS232 or 1 x RS485 (Software Switchable)
Connector 3.5mm Terminal Block
Terminal Resistor 1 × 120 Ω Resister Switch (for RS485)
Baud Rate 300bps to 230400bps
DI/DO Numbers 1 × DI (dry contact) + 1 × DO (wet contact), Galvanic Isolation
Connector 3.5mm Terminal Block
Maximum V/A 0.3A@30VDC (DO)
Others Reset Button 1 × RESET
USB 1 × USB 2.0 (Type-C) for Power Supply, Network Supply and Debug
LED Indicators 1 × SYSTEM,1 × SIM
Built-in Watchdog, Timer
Software Network Protocols IPv4/IPv6, PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, DDNS, VRRP, HTTP, HTTPS, DNS, ARP, QOS, SNTP, Telnet, SSH, etc.
Security SPI Firewalls, Access Control (ACL), DMZ, Port Mapping, MAC Binding,
DoS&DDoS Protection, Filtering(IP&Domain)
Management Web, CLI, SMS, On-demand dial up, SNMP v1/v2/v3, DeviceHub,
AAA Radius, Tacacs+, LDAP, Local Authentication
Multilevel Authority Multiple Levels of User Authority
Serial Port Transparent(TCP Client/Server, UDP), Modbus Master/Slave, Modbus Gateway (Modbus RTU to Modbus TCP)
Power Supply and Consumption Power Connector 2-pin 3.5 mm Terminal Block
Power Input 1. 5-24 VDC, with Surge-Protection and Reverse Polarity Protection
2. 5V/1A by USB Type-C Port
Power Consumption Idle: 78mA@12V
Data link: 226mA (peak)@12V
Standby mode: 6.3 mA@12V
Physical Characteristics Ingress Protection IP30
Housing & Color Metal, Black
Weight 103g
Dimension 70 x 55 x 22 mm (2.76 x 2.17 x 0.87 in)
Installation Desktop, Wall Mounting
Environmental Operating Temperature -40°C to +60°C (-40°F to +140°F)
Storage Temperature -40°C to +85°C (-40°F to +185°F)
Ethernet Isolation 1.5 kV RMS
Relative Humidity 0% to 95% (Non-condensing) 


UR41 Datasheet
UR41 User Guide