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Sierra Wireless Airlink GX450 Secure Mobile Gateway (Wi-Fi Model)

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Key Features
  • Rugged vehicle design
  • Integrated events engine
  • Reilable GPS Store and Forward

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Sierra Wireless Airlink GX450 Secure Mobile Gateway (Wi-Fi Model)

The Sierra Wireless Airlink GX450 Secure Mobile Gateway (Wi-Fi Model) is a rugged, secure mobile gateway designed to deliver mission-critical communications for in-vehicle applications. With LTE coverage on major global networks, the GX450 extends broadband connectivity to a wide range of devices and applications. It extends the enterprise network and management to the fleet, ensuring reliable, secure broadband data access for mobile users in the field.

Sierra Wireless Airlink GX450 (Wi-Fi Model) Key Features

  • State of the art 4G LTE coverage spanning 11 LTE frequency bands
  • Provides in-vehicle network connectivity via Ethernet, Serial, WiFi and USB
  • Supports automatic switching to Wi-Fi networks at station/depot
  • Rugged vehicle design exceeds MIL-STD-810G specifications for shock and vibration
  • Integrated events engine to track vehicle status and workforce safety
  • Reliable GPS report store and forward to multiple redundant servers
  • Up to 5 VPN tunnels to support secure communications over cellular networks
  • Remote configuration, software update, and monitoring with AirVantage Management Service
  • Integrated by industry leading solution partners in M2M Solution Exchange
  • Industry leading warranty, including free software maintenance and accelerated hardware replacement

The GX450 is available in four configurations to provide vehicle-area connectivity tailored for each application environment. The base model provides connectivity for wired Ethernet, Serial and USB devices in the vehicle; an Ethernet option provides additional Ethernet ports. With the Wi-Fi option, the GX450 also includes an 802.11 b/g/n mobile access point for wireless devices and a Wi-Fi client for depot/station communications. An I/O option provides 4 digital input/outputs and 4 analog inputs to monitor external system events and sensor inputs. Consolidating all devices according to your requirements at the vehicle reduces the number of modems, antennas and subscriptions otherwise needed.

  • GX450 base 1 Ethernet, 1 RS-232 serial, 1 digital I/O, 1 USB, 2 cellular & 1 GPS antenna connectors
  • Wi-Fi option Adds 802.11 b/g/n Wi-Fi hotspot with simultaneous client mode for cellular offloading
  • I/O option Adds 4 digital I/O, 4 analog input, and a second RS-232 Serial port
  • Ethernet option Adds 2 more Ethernet ports for a total of 3
Sierra Wireless Airlink GX450 (Wi-Fi Model) - Technical Specifications

Cellular WAN North American Model (Sierra Wireless MC7354)

  • Carrier Approvals: Verizon, AT&T, Sprint, Bell, Telus, Rogers
    Supported Frequency Bands
  • LTE: 1900(B2), AWS(B4), 850(B5), 700(B13), 700(B17), 1900(B25)
  • WCDMA: 2100(B1), 1900(B2), AWS(B4), 850(B5), 900(B8)
  • EV-DO/CDMA: 800(BC0), 1900(BC1), 1700(BC10)
  • GSM/GPRS/EDGE: Quad-band
    - Industry Approvals: FCC, IC, PTCRB
    International Model (Sierra Wireless MC7304)
    - Supported Frequency Bands
  • LTE: 2100(B1), 1800(B3), 2600(B7), 900(B8), 800(B20)
  • WCDMA: 2100(B1), 1900(B2), 850(B5), 900(B8)
  • GSM/GPRS/EDGE: Quad-band
    - Industry Approvals: CE, RCM, GCF, R&TTE

Host Interfaces

  • 10/100 Base-T RJ45 Ethernet port (Ethernet option includes 3 ports)
  • RS-232 Serial Port on DB-9 Connector (I/O option includes additional Serial Port)
  • USB 2.0 Micro-B Connector
  • 3 SMA antenna connectors (Primary, Secondary/Diversity, GPS)
  • Active GPS antenna support

Input/Output Configurable I/O pin on power connector

  • Digital Input ON Voltage: 3.3 to 30 VDC
    Digital Input OFF Voltage: 0 to 1.2 VDC
    Digital Output > 200mA @ 30VDC
  • I/O Model Only
    5 configurable digital I/O
    4 configurable analog input (input voltage 0 to 30 VDC)


  • DNS, DNS Proxy
  • (Ethernet/USB) DHCP Server
  • IP Passthrough
  • VLAN
  • Host Interface Watchdog
  • PPPoE

Serial TCP/UDP PAD Mode

  • Modbus (ASCII, RTU, Variable)
  • PPP
  • Reverse Telnet
  • Garmin FMI

WiFi On WiFi Model Only

  • IEEE 802.11 b/g/n
  • Adjustable output power (Max:15dBm)
  • Access point for up to 8 clients
  • Simultaneous access point/client mode
  • WEP, WPA-PSK, WPA2-PSK Security

Network and Routing

  • Network Address Translation (NAT)
  • Port Forwarding
  • Host Port Routing
  • VRRP
  • Reliable Static Route
  • Dynamic DNS
  • VPN IPsec, GRE, and SSL VPN Client
  • Up to 5 concurrent tunnels
  • Split Tunnel
  • Dead Peer Detection (DPD)
  • Multiple Subnets


  • IPsec, GRE, and SSL VPN Client
  • Up to 5 concurrent tunnels
  • Split Tunnel
  • Dead Peer Detection (DPD)
  • Multiple Subnets


  • Remote Authentication (LDAP, RADIUS and TACACS+)
  • DMZ
  • Inbound and Outbound Port filtering
  • Inbound and Outbound Trusted IP
  • MAC Address Filtering
  • PCI DSS V3.0 compatible

Satellite Navigation

  • 12 Channel GPS and GLONASS Receiver
  • (GNSS) Acquisition Time: 1s Hot Start
  • Accuracy: <2m (50%), <5m (90%)
  • Tracking Sensitivity: -145dBm
  • Reports: NMEA 0183 V3.0, TAIP, RAP, XORA


  • Engine Custom event triggers and reports
  • Configurable interface, no programming
  • Event Types: Digital Input, Network Parameters, Data Usage, Timer, Power,
  • Device Temperature
  • Report Types: RAP, SMS, Email, SNMP Trap, TCP (Binary, XML, CSV)


  • Secure cloud-based device management application
  • Management Service Remote provisioning and airtime activation
  • Device configuration and template management
  • Configurable monitoring and alerting
  • Fleet wide firmware upgrade delivery


  • Web Based User Interface
  • Interfaces Device Configuration Templates
  • Over-the-air software and radio module firmware updates
  • AT Command Line Interface (Telnet/SSH/Serial)
  • SMS Commands

Application Framework

  • ALEOS Application Framework (AAF)
  • LUA Scripting Language
  • Eclipse-based IDE
  • Integrated with AirVantage
  • SNMP
  • Event Actions: Drive Relay Output
  • Multiple Redundant Servers
  • Reliable Store and Forward


  • Analog Ignition Sense and Power Management
  • Input Voltage: 9 to 36 VDC
  • Low Power mode triggered on low voltage, timer delay (ignition sense), or periodic timer

Environmental Operating Temperature:

  • -30°C to +70°C / -22°F to +158°F
  • Storage Temperature: -40°C to +85°C / -40°F to +185°F
  • Humidity: 90% RH @ 60°C
  • Military Spec MIL-STD-810G conformance to shock, vibration, thermal shock, and humidity
  • IP64 rated ingress protection

Industry Safety:

  • IECEE Certification Bodies Scheme (CB Scheme) UL 60950
  • Certifications Vehicle Usage: E-Mark (2009/19/EC), ISO7637-2
  • Hazardous Environments: Class 1 Div 2

Support and 3 year standard warranty

  • Warranty Optional additional 2 year warranty extension
  • Unrestricted device software upgrades
  • 1-day Accelerated Hardware Replacement available through participating resellers
  • Environmental: RoHS, REACH, WEEE

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