QX520 Industrial Dual SIM Router
QX520 Industrial Dual SIM Router
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QX520 is the most rugged and powerful M2M router because of dual SIM slots and dual modems built-in, two SIM cards work simultaneously will always keep your business safe and transmit data flow without any interruption, ensuring high-performance, providing automatic WAN failover to an available backup connection, guaranteeing network continuity and eliminating downtime. Pre-configured firewall and multiple VPN client modes guarantee high-security connectivity performance.
Model Guide
Model Guide
RS232 | QX520-NW2 North America
- Serial Port: RS232
- Cellular Bands:
- 4G LTE-FDD:B2/4/5/12/13/17/18/25/26
- 4G LTE-TDD:B41
- 3G WCDMA:B2/4/5
- 2G EVDO:BC0/1
- 2G GSM:850/1900
RS232 | QX520-EW2 EMEA/APAC
- Serial Port: RS232
- Cellular Bands:
- 4G LTE-FDD:B1/3/5/7/8/20/28
- 4G LTE-TDD:B38/40/41
- 3G WCDMA:B1/8
- 2G GSM:900/1800
RS232 | QX520-AW2 Australia/South America
- Serial Port: RS232
- Cellular Bands:
- 4G LTE FDD:B1/2/3/4/5/7/8/28/66
- 4G LTE TDD:B40
- 3G WCDMA:B1/2/4/5/8
- 2G GSM:850/900/1800/1900
RS485 | QX520-NW4 North America
- Serial Port: RS485
- Cellular Bands:
- 4G LTE-FDD:B2/4/5/12/13/17/18/25/26
- 4G LTE-TDD:B41
- 3G WCDMA:B2/4/5
- 2G EVDO:BC0/1
- 2G GSM:850/1900
RS485 | QX520-EW4 EMEA/APAC
- Serial Port: RS485
- Cellular Bands:
- 4G LTE-FDD:B1/3/5/7/8/20/28
- 4G LTE-TDD:B38/40/41
- 3G WCDMA:B1/8
- 2G GSM:900/1800
RS485 | QX520-AW4 Australia/South America
- Serial Port: RS232485s:
- 4G LTE FDD:B1/2/3/4/5/7/8/28/66
- 4G LTE TDD:B40
- 3G WCDMA:B1/2/4/5/8
- 2G GSM:850/900/1800/1900
Package Content
Package Content
- Router QX520
- Power Supply Adapter Plug (US/UK/AU/EU standard options, Select according to your delivery address)
- 2x Mobile antenna (SMA type)
- 2x Wi-Fi antenna (SMA type)
- Ethernet cable
- SIM Adapter kit
- Quick Start Guide
- Packaging box
Shipping
Shipping
- Product ship from China.
- Shipping begin within 72 Hours after order placed.
- Shipping leadtime to most North America, Asia and Europe country is aorund 5-10 days.
- Global Tech Support.
Documents
Documents



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QX520 Specification
Key Features
# Dual SIM card slots and dual modems built-in, two cellular links work simultaneously
# 5 Ethernet prots support enough wired devices' internet connectivity
# Reliable 2G/3G/4G cellular connections
# Ethernet, WiFi, and 4G internet connection options with auto-failover
# Advanced VPN client modes protocols integrated, and pre-configured firewall provide secure network
Cellular Interface
- Module: Dual Cellular Modules, 4G (LTE) – CAT 4 Theoretical speed up to 150 Mbps, 3G – Up to 42 Mbps, 2G – Up to 236.8 kbps
- Number of antennas: 2 External Antenna
- Connector: SMA-K
- SIM: 2 Mini SIM (2 FF)
Ethernet Interface
- Number of ports: 5 x 10/100 Mbps (RJ45), 4 x LAN + 1 x WAN or 5 x LAN; IEEE 802.3, IEEE 802.3u standards, supports auto MDI/MDIX
- Magnet isolation protection: 1.5 KV
Wi-Fi Interface
- Number of antennas: 2 External Antenna
- Connector: SMA-K
- Standards: 802.11 b/g/n, supports AP and Client modes, Max up to 150Mbps
- Frequency bands: 2.4 GHz
- Security: WEP, WPA, WPA2, WPA3
Serial Interface
- Type: 1 x RS-232 or 1 x RS-485 serial port
- Connector: 1 x 3-pin 3.5 mm female socket
- Signal definition: RS232: TX, RX, GND; RS485: A, B
- Baudrate: 300-115200bps
- Serial functions: Serial over IP, Serial to Ethernet, DTU Modem, Modbus gateway, Modbus RTU Master/Slave, Modbus TCP Master/Slave, Modbus RTU to Modbus TCP, Modbus TCP to Modbus RTU transfer
- Transparent transmission: Mode: TCP Server/Client, UDP Server/Client, RealCom, UDP Range, UDP Multicast, Pair Master/Slave
Others
- Reset button: 1 x RST
- LED indicators: 1 x WAN, 4 x LAN, 2 x SIM, 1 x PWR, 1 x WiFi
- Watchdog: Built-in Hardware and Software
Hardware & Physical Characteristics
- CPU: Dual Core 880MHz
- RAM: 256 MB
- FLASH memory: 16 MB
- Ingress Protection: IP41
- Housing & Weight: Metal, 425g
- Dimension: 152 x 104 x 25 mm (L x W x H)
- Installations: Desktop, wall mounting
- Operating temperature: -30 °C to 70 °C
- Storage temperature: -40 °C to 85 °C
- Relative humidity: <95%(no condensation)
Power Supply and Consumption
- Power Connector: DC Round Hole Power
- Voltage Input: 7.5 – 32 V DC, reverse polarity protection, surge protection
- Power consumption: < 3 W
Software (Qixiang OS)
- Network protocols: PPP, PPPoE, TCP, UDP, IPv4, IPv6, DHCP , ICMP, NAT, HTTP, HTTPs, DNS, ARP, NTP, FTP, SNMP, DDNS, UPnP, MQTT, QoS etc.
- APN: Auto APN, customs APN, and VPDN
- VPN Client Modes: PPTP, L2TP, IPSec, OPENVPN, N2N, GRE, EOIP
- Firewall: DMZ, Filtering (IP/Domain name/MAC address), Port Mapping, Access Control, NAT, Port Forword, Black/White List
- Auto Fail-over (Optional): Between Cellular and WAN, Cellular and Wi-Fi (station mode), WAN and Wi-Fi (station mode)
- Load Balancing (Optional): Balance your internet traffic over multiple WAN connections
- Network Monitoring: Ping Reboot, Periodic Reboot, LCP and ICMP for link inspection
- SDK: SDK package with built environment provided
- Remote Management: HTTP, Qixiang Cloud Platform
Regulatory and Type Approvals
- Regulatory: CE, RoHS, Wi-Fi Certified, CCC
- Operator: Global, customize for your country's cellular bands
- Standards: EN 301 489-1 V2.2.0:2017; EN 301 489-17 V3.2.0:2017; EN 300 328 V2.1.1:2016; EN 62311:2008; EN 60950-1:2006+A11:2009+A1:2010+A12:2011+A2:2013; IEC 62321:2013/2015. etc.