Industrial Router

MIR675-W, 4G Wireless Router
  • 1×100M WAN Port + 4×100M LAN Port+1×RS232/485 serial port, 1×4G antenna interface, 2×2.4GHz antenna interfaces, 1×SIM card slot and 1×USB interface Wall Mount 4G LTE Router
Features and Benefits
  • Support mutual backup of 4G cellular wireless network and WAN port wired network, enabling wireless and wired terminal equipment networking
  • Support wireless modes such as AP, Client or AP+Client, and can be used as a Wi-Fi hotspot, wireless client or bridge to achieve wireless terminal device access
  • Support serial port terminal device networking, can convert UDP, TCP, Modbus, HTTPD, WebSocket, MQTT and other protocols, and supports virtual serial port
  • Support industrial-grade DC power supply DC9~36V input, anti-reverse connection
  • High-strength metal casing, IP40 protection level, fanless casing for heat dissipation, work in -20℃~+70℃
  • Overview
  • Specifications
  • Downloads
  • Models
Product Description

The MIR675-W is a 5*100M ports wall-mount 4G wireless industrial router specially designed and developed for industrial communication network applications. It supports multiple online networks such as LAN, WAN, WLAN, and 4G LTE. It can intelligently switch multiple network backups and realize serial port, Networking of wireless and wired terminal equipment. This series of products provide 1*100M WAN port, 4*100M LAN ports, 1*RS232/485 serial port, 1*4G antenna interface, 1*2.4GHz antenna interface and 1 USB interfaces, supporting 1*DC9~36V power input, wall-mount installation method, meeting the needs of various network sites. MIR675-WB supports dual 4G module hot backup, full network connectivity.


This MIR675-W series provide 1*100M WAN port, 4*100M LAN ports, 1*RS232/485 serial port, 1/2*4G antenna interface, 2*2.4GHz antenna interfaces and 1 USB, supports WEB configuration of a variety of network management functions, such as PPPoE dial-up, DHCP server, 4G network, wireless settings, IP/MAC binding, static routing, firewall, VPN, serial port to network, network diagnosis, SNMP, LLDP, cloud services, etc.; The system provides user management with different permissions, supports local/remote log management, and supports scheduled restart, configuration backup and recovery, firmware upgrade, and factory settings restoration. Support one-click restart or factory reset. The hardware adopts high-standard industrial protection design, with selected industrial-grade components and high-strength metal casing, which is sturdy and durable; low power consumption, wide temperature design, fanless shell heat dissipation, supports -20℃~+70℃ operating temperature, and has passed strict Safety and EMC testing to meet the application requirements of harsh industrial environments. Products can be widely used in industrial automation, integrated energy, smart cities, smart transportation, smart mines, smart factories and other fields.

Features and Benefits
  1. Support 4G cellular wireless network, Wi-Fi wireless network and WAN port wired network, and support multi-network backup
  2. The WAN port supports DHCP protocol, static address, PPPoE dial-up, etc. to connect to the external network, or can be used as a LAN port to connect to the intranet
  3. The LAN port supports DHCP server to centrally dynamically manage and configure user IP addresses.
  4. Support 4G cellular network, compatible with 2G/3G, support three networks, dual SIM dual standby (some models), APN
  5. Support link check, periodically check 4G network link status, and perform link recovery
  6. WLAN supports AP, Client or AP+Client modes, which can realize wireless terminal access, wireless network access or bridging
  7. Support IPv4/IPv6 Ping, IPv4/IPv6 Traceroute, Nslookup, packet capture, and can perform network diagnosis or fault analysis
  8. The firewall supports SYN-flood defense, port mapping, IP/MAC/domain name filtering, iptables command custom rules, DMZ isolation zone, UPnP, IP/MAC speed limit, QoS limit upload/download rate and other functions
  9. Log information records multiple levels of kernel, application and network information, and support local downloading, scheduled saving, and remote monitoring
  10. The serial port supports UDP, TCP Client/Server, UDP Multicast, Modbus RTU Master/Slave, Modbus ASCII Master/Slave, Realcom MCP/CCP/MW, Pair Connection Master/Slave, Httpd Client, WebSocket Client, MQTT and other serial port conversion modes. , realize serial port to Ethernet or Modbus RTU/ASCII protocol
  11. Support Peanut Shell intranet penetration, and can use Peanut Shell dynamic domain name to remotely log in and manage devices
  12. Support dynamic DNS function, allowing remote login and management of devices through designated domain names
  13. Support VPN client and server to build a private network. The client supports tunnel protocols such as PPTP, L2TP, IPSec, OpenVPN, and GRE. The server supports protocols such as PPTP, L2TP, and IPSec
  14. Support RTC hardware clock and NTP network automatic time adjustment
  15. Support SNMPv1/v2c, information query, information modification and troubleshooting can be carried out through MIB to achieve centralized management
  16. Support LLDP, obtains LLDP neighbor device information, and monitors link status to facilitate topology management and fault location.
  17. Support Maiwe cloud platform management to realize remote management of equipment and monitoring of on-site network status


Network Management Function

Support traffic statistics, running status, network status, local address and other status information

Support static address, DHCP, PPPoE external network connection, support WAN/LAN mode

Support DHCP server, IP/MAC binding

Support 4G network, dual-SIM management (some models), APN, link check

Support wireless AP mode, Client mode, AP+Client mode

Support static routing

Support serial port to network, peanut shell intranet penetration, dynamic DNS, SNMP, LLDP, cloud services

Support PPTP/L2TP/GRE/TUN/TAP protocol VPN client

Support PPTP/L2TP/IPSec protocol VPN server


Support SYN-flood defense, IP dynamic camouflage, MSS clamping, inbound/outbound data control

Support WAN/LAN port TCP/UDP port mapping

Support IP/MAC/domain name filtering, scheduled tasks, DMZ, UPnP, IP/MAC/QoS rate limiting

System Management

Support IPv4/IPv6 Ping, IPv4/IPv6 Traceroute, Nslookup, and capture network packets

Support time zone, NTP client/server, scheduled tasks, remote/local logs

Support user rights management, SSH access

Support online restart, scheduled restart, configuration backup/restore, firmware flash, and factory reset

4G Cellular Network

Network Format


Working Frequency

LTE FDD: B1/B3/B5/B8

LTE TDD: B38/B39/B40/B41




GSM: 900/1800MHz

Theoretical Transfer Rate

FDD-LTE: DL 150Mbps/UL 50Mbps

TDD-LTE: DL 130Mbps/UL 35Mbps

WCDMA: DL 42Mbps/UL 5.76Mbps

TD-SCDMA: DLMax4.2Mbps/ UL 2.2Mbps

CDMA2000: DL 3.1Mbps/ UL 1.8Mbps

CDMA: DL 384Kbps/ UL 128Kbps

GSM: DL 384Kbps/ UL 128Kbps

TX Power

LTE FDD: 23dBm±2dB

LTE TDD: 23dBm±2dB

WCDMA: 24dBm1/-3dB

TD-SCDMA: 24dBm1/-3dB

CDMA: 24dBm+2/-1dB

DCS1800(8-PSK): 26dBm±3dB

GSM900(8-PSK): 27dBm±3dB

DCS1800: 30dBm±2dB

GSM900: 33dBm±2dB

RX Sensitivity

LTE FDD (10M): -99dBm(B1)/ -98dBm(B3)/ -98dBm(B5)/ -99dBm(B8)

LTE TDD (10M): -99dBm(B38)/ -98dBm(B39)/ -99dBm(B40) / -98dBm(B41)


TD–SCDMA: -110dBm(B34/B39)

CDMA: -108dBm(BC0)

DCS1800: -109dBm

EGSM900: -109dBm




100M WAN

1*10/100Base-T(X) auto-sensing 100M RJ45 WAN port (support LAN mode), support full/half duplex, auto MDI/MDI-X

100M LAN

4*10/100Base-T(X) auto-sensing100M RJ45 LAN port, support full/half duplex, auto MDI/MDI-X

Serial Port

Serial port type: 1*RS232/485

Connection method: 5-pin 5.08mm pitch terminal block

Baud rate: 300bps-230400bps

Data bits: 5bit, 6bit, 7bit, 8bit

Stop bit: 1bit, 2bit

Check digit: None, Odd, Even

Wi-Fi Antenna Interface

2*2.4G Wi-Fi antenna interface, using SMA-K (external thread and internal hole), supporting 802.11b/g/n

4G Antenna Interface

1*4G cellular antenna interface, using SMA-K (external thread internal hole)

2*4G cellular antenna interfaces, using SMA-K (external thread internal hole)

SIM Card Slot

1*standard SIM card slot (1.8V/3V),

Support 4G/3G/2G

2*standard SIM card slots (1.8V/3V), dual SIM, dual standby, dual communication, Support 4G/3G/2G


1 Type-A USB2.0 interface, expandable storage


One click restart or factory reset

Status LEDs

Power indicator, running indicator, serial port indicator, 4G indicator, signal indicator, copper port speed and connection/activity indicator

Power Supply

Power Input

DC 9~36V, anti-reverse connection

Power Consumption(Full Load )

MIR675-W: <2.2W@DC12V

MIR675-WB: <2.7W@DC12V


2-pin 5.08mm pitch terminal block or Φ2.5mm DC round head

Physical Characteristics


207×112×34.2 mm (mounting brackets included)


Wall mount

IP Code


Working Environment

Operating Temp


Storage Temp


Relative Humidity

5%~95% (non-condensing)

Industry Standard


IEC 61000-4-2 (ESD): Contact discharge ±6kV, air discharge ±15kV

IEC 61000-4-5 (Surge): Power supply: common mode ±4kV, differential mode ±2kV;

RS485: common mode ±4kV, differential mode ±2kV;

Network port: common mode ±6kV, differential mode ±2kV






MIR675&685 Series User Manual

Version 1.1

MIR675-W Datasheet

Version 1.1

Standard Model

100M WAN

100M LAN


4G Antenna

2.4GHz Antenna

Input Voltage














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