D-Link

G403C

4G LTE N300 Wi-Fi ROUTER

  • 4G LTE Connectivity: support 4G LTE Cat 4 for speeds of up to 150 Mbps downlink/50 Mbps uplink speed
  • Easy Setup, Cable-free: just insert the SIM card
  • WAN Failover: easily switch to a backup Internet connection if the primary one goes down
  • Wi-Fi Speeds up to 300 Mbps: support smooth browsing, email, and social media
  • 5dBi Antennas for Enhanced Connectivity: equipped with 5 dBi external antennas for both LTE and Wi-Fi
  • Enhanced Security : keep your network secure with guest Wi-Fi, WPA3 encryption, and security certifications, including EN 18031 and IEC 62443-4-1.
Where to buyDownload datasheetView specifications

Overview

Uninterrupted 4G Internet

Anytime, Anywhere
The G403C is an ideal solution for areas with or

without wired Internet, including homes, businesses,

events, cottages, and RVs. It offers reliable 4G

LTE/3G connectivity with speeds up to 150 Mbps
downlink and 50 Mbps uplink.

32-Device Connectivity
Made Easy
Connect and enjoy seamless 4G LTE/3G
Internet on 32 devices simultaneously,
perfect for work, entertainment, and more.

Easy setup, Cable-free
Anyone can do it.
Insert the SIM card for immediate Internet
access with an easy setup.

WAN Failover
Uninterrupted Connectivity
With Peace of Mind
Instantly switches between your 4G LTE and broadband

connections to ensure uninterrupted Internet access. If the

primary connection fails, the backup kicks in automatically,

keeping your Internet connection reliable and hassle-free.

G403C Uninterrupted 4G Internet illustration

Uncompromised Performance: Fast, Reliable, and Secure Connectivity

G403C Uncompromised Performance: Fast, Reliable, and Secure Connectivity illustration

Wi-Fi Speed up to 300 Mbps

Provide enough bandwidth with Wi-Fi speeds up to 300 Mbps for smooth Internet browsing, email, and social media use.

Boosted by 5dBi Antennas

Equipped with 5dBi external antennas to enhance cellular LTE and Wi-Fi signals, ensuring better coverage and performance.

Enhanced Security

Keep your network secure with guest Wi-Fi, WPA3 encryption, and security certifications including EN 18031 and IEC 62443-4-1.

G403C

Specifications

Technical specifications for G403C
Antenna2 x 2.4 GHz WLAN fixed external antennas 2 x 4G LTE/3G fixed external antennas
CertificationsCE NCC RCM RoHS
Device ManagementWeb UI
FirewallStateful Packet Inspection Anti-spoofing Checking IP/MAC Address Filtering Port Forward, Virtual Server, DMZ, and VPN Pass-through
Interfaces3 x Fast Ethernet LAN ports 1 x WPS button 1 x power connector 1 x Fast Ethernet WAN/LAN port 1 x reset button 1 x Power button 1 x SIM Card slot (Nano SIM: 4FF)
LED Status IndicatorsPower; Status: Internet, WAN, LAN ports, LTE/3G, Wi-Fi, WPS
4G LTE Data Rates4G LTE Downlink up to 150 Mbps/Uplink up to 50 Mbps HSPA+ Downlink up to 21 Mbps/Uplink up to 5.76 Mbps
Frequency SupportLTE: B1/B3/B5/B7/B8/B20/B28/B38/B40/B41 WCDMA: B1/B5/B8 GSM: 900/1800

Actual performances may vary due to settings, cabling, temperature, network configuration, interface, device compatibility, environmental and on-site conditions, and other similar factors. References to power capability, signal or processing speed, signal range or distance, data encryption, storage capacity, display properties, or other performance metrics are based on optimal conditions derived from industry standards and provided for informational purposes only. Specifications may be subject to change without prior notice.

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Downloads

Datasheets
DescriptionDateTypeFile SizeDownload
DatasheetDatasheetPDF · 0.38mb-PDF0.38mb
DatasheetDatasheetPDF · 0.25mb-PDF0.25mb
Manuals
DescriptionDateTypeFile SizeDownload
ManualManualPDF · 3.04mb-PDF3.04mb
Quick Start/Installation Guides
DescriptionDateTypeFile SizeDownload
Quick installation guideQuick installation guidePDF · 0.09mb-PDF0.09mb
Additional Downloads
D-Link Technical Support downloads

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