UR75 Industrial Cellular Router


UR75 Industrial Cellular Router

The UR75 is a professional and rugged 4G LTE networking solution with dual SIM slots designed for mission-critical connectivity in the most challenging environments. Easy to deploy, and versatile in port/interface configurations, it provides a secure and reliable wireless connectivity for IoT and M2M applications.

Check supported LTE frequency band

  • 5 Gigabit Ethernet ports
  • 64-bit ARM Cortex-A53 low power consumption processor
  • Dual SIM Backup with High-Speed LTE Network
  • Embed Ursalink SDK (Python 2.7/C)
  • Support  SSD and Micro SD card extension
  • Dual-Band Wi-Fi comply with 802.11a/b/g/n/ac
  • Supports Modbus TCP and Modbus RTU Protocols
  • Comprehensive Industrial Interfaces: Serial Port, DI/DO
  • Integrated GPS with High Accuracy Positioning
  • Multiple Encryption Tunnels for Data Transmission Security
Cellular Interfaces
Connectors 2 × 50 Ω SMA (Center PIN: SMA Female)
SIM Slots 2
Wi-Fi Interface (Optional)
Connectors 2 × 50 Ω SMA (Center PIN: SMA Female)
Standards IEEE 802.11a/b/g/n (optional: IEEE 802.11ac)
Tx Power 802.11b: 15dBm ± 2dBm@11Mbp

802.11g: 13dBm ± 2dBm@54Mbps

802.11gn HT20: 12dBm ± 2dBm@MCS7

802.11gn HT40: 11dBm ± 2dBm@MCS7

802.11an HT20: 11dBm ± 2dBm@MCS7

802.11an HT40: 10dBm ± 2dBm@MCS7

802.11ac(HT80): 4dBm ± 2dBm@MCS9

Rx Sensitivity 802.11b: <= -75 dBm (11 Mbps)

802.11g: <= -68 dBm (54 Mbps)

802.11n@2.4 GHz: <= -67 dBm (HT20 MCS7)

802.11n@2.4 GHz: <= -64 dBm (HT40 MCS7)

802.11ac@5 GHz: <= -64 dBm (HT20 MCS8)

802.11ac@5 GHz: <= -55 dBm (HT40 MCS9)

802.11ac@5 GHz: <= -64 dBm (HT80 MCS9)

Modes Support AP and Client mode, support multiple SSID
Security WPA/WPA2 authentication, WEP/TKIP/AES encryption
Hardware System
CPU 800 MHz, 64-bit ARM Cortex A53
Memory 64 MB Flash, 256 MB DDR3 RAM
Storage 1 × Micro SD, 1 × M.2 slot supports SATAM.2 SSD (22 x 42 mm) up to 512 GB
Ethernet Interface
Port 5 × RJ-45
Property 1 × WAN + 4 × LAN or 2 × WAN + 3 × LAN
Physical Layer 10/100/1000 Base-T (IEEE 802.3)
Data Rate 10/100/1000 Mbps (Auto-Sensing)
Interface Auto MDI/MDIX
Mode Full or half duplex (Auto-Sensing)
Serial Interface
Port 1 × RS232 + 1 × RS485 or 2 × RS232 or 2 × RS485
Connector Terminal Block
Baud Rate 300bps to 230400bps
Connector (4) pin screw down terminal block
Digital 2 × DI + 2 × DO
GPS (Optional)
Connector 1 × 50 Ω SMA (Center PIN: SMA Female)
Sensitivity -167dBm@Tracking, -149dBm@Acquisition, -161dBm@Re-acquisition
Position Accuracy <2.5m CEP
Protocols NMEA 0183, PMTK
Network Protocols PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, DDNS, VRRP, HTTP, HTTPS, DNS, ARP, QOS, SNTP, Telnet, VLAN, SSH, etc.
Access Authentication CHAP/PAP/MS-CHAP/MS-CHAPV2
Firewall ACL/DMZ/Port Mapping/MAC Binding
Management Web, CLI, SMS, On-demand dial up
AAA Radius, TACACS+, LDAP, Local Authentication
Multilevel Authority Multiple Levels of User Authority
Reliability VRRP, WAN Failover, Dual SIM Backup
Serial Port Transparent (TCP Client/Server, UDP), Modbus Gateway (Modbus RTU to Modbus TCP)
Power Supply and Consumption
Connector 2-pin with 5.08 mm terminal block
Input Voltage 9-48 VDC
Power Consumption Typical 4.0 W (Max 6.7 W)
Physical Characteristics
Ingress Protection IP30
Housing & Weight Metal
Dimensions 132 x 103.8 x 45 mm (5.20 x 4.09 x 1.77 in)
Mounting Desktop, Wall or DIN Rail Mounting
Reset Button 1 × RESET
LED Indicators 1 × POWER, 1 × WLAN, 1 × STATUS, 1 × VPN, 1 × SIM1, 1 × SIM2, 3 × Signal Strength
Built-in Watchdog, RTC
Certifications RoHS, CE, FCC
EMC IEC 61000-4-2 Level 3

IEC 61000-4-3 Level 3

IEC 61000-4-4 Level 4

IEC 61000-4-5 Level 4

IEC 61000-4-6 Level 3

IEC 61000-4-8 Level 4

Operating Temperature -40°C to +70°C (-40℉ to +158℉) Reduced Cellular Performance Above 60°C
Storage Temperature -40°C to +85°C (-40℉ to +185℉)
Ethernet Isolation 1.5 kV RMS
Relative Humidity 0% to 95% (non-condensing) at 25°C/77℉

Application Example

The Ursalink UR75 is widely used in various industries, it provides both wired and wireless connectivities for terminal devices to communicate with remote data center. The UR75 also has serial port and digital input/output for industrial applications, it can be used as a Modbus gateway to can effectively integrates serial Modbus devices to IP based management systems via Ethernet and cellular.

Case Study for UR75: School Bus Security


Business Type

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