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.

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.

Specification

Product
Product id	1003070
Brand	D-Link
Partnr	G403C/E
EAN/UPC code	790069476860
Certificates
Compliance certificates	CE, NCC, RCM, RoHS
WAN connection
Ethernet WAN	Y
DSL WAN	N
SIM card slot	Y
Dual SIM support	N
WAN connection type	RJ-45
Wireless LAN features
Wi-Fi band	Single-band (2.4 GHz)
Top Wi-Fi standard	Wi-Fi 4 (802.11n)
WLAN data transfer rate (max)	300 Mbit/s
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)
WLAN data transfer rate (first band)	300 Mbit/s
Network
Ethernet LAN	Y
Ethernet LAN interface type	Fast Ethernet
Ethernet LAN data rates	10, 100 Mbit/s
Cabling technology	10/100Base-T(X)
Port forwarding	Y
Mobile network
Mobile network generation	4G
2G standards	GSM
3G standards	WCDMA
4G standard	LTE
GSM bands supported	900, 1800 MHz
SIM card type	NanoSIM
Ports & interfaces
Ethernet LAN (RJ-45) ports	4
USB port	N
DC-in jack	Y
Management features
Web-based management	Y
Reset button	Y
WPS push button	Y
Security
Security algorithms	WPA-PSK, WPA2-PSK, WPA3-PSK
Firewall	Y
DMZ support	Y
Design
Product type	Tabletop router
Product colour	White
LED indicators	LTE, Power, Status
Antenna
Antenna design	External
Antennas quantity	3
Power
Power source type	DC
Output voltage	12 V
Output current	1 A
Operational conditions
Operating temperature (T-T)	-10 - 40 °C
Storage temperature (T-T)	-40 - 70 °C
Operating relative humidity (H-H)	10 - 95 procent
Storage relative humidity (H-H)	0 - 95 procent
Weight & dimensions
Width	222 mm
Depth	147 mm
Height	42 mm
Weight	240 g
Packaging data
Antenna included	Y
Quick start guide	Y
Package type	Box