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Fritz!Box 4040 WiFi Dual-Band Router Mesh Wi-Fi Support

Fritz!Box 4040 WiFi Dual-Band Router Mesh Wi-Fi Support

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AVM FRITZBox 4040 AC1300 (860 + 400 Mbps) Wireless Dual-Band Router, Media Server, 1 x gigabit WAN, 4 x gigabit Ethernet, 1 x USB 3.0 and 1 x USB 2.0 for printers and storage media


  • Gigabit WAN for cable and DSL modems
  • Wi-Fi up to 866 Mbit/s with 2.4 and 5 GHz
  • 4 x gigabit LAN, 2 x USB
  • Media server, NAS, MyFRITZ!, auto update


The pacesetter for your home network
The FRITZ!Box 4040 combines fast Wireless AC and Wireless N so that movies, music and data are distributed to all mobile devices in the home network at optimum rates. Gaming consoles and network-compatible devices like TVs or printers can be connected in no time via cable over gigabit LAN. What's more, the package is topped off by an USB 3.0 port.

Mesh WiFi with FRITZ!
The FRITZ!Box 4040 supports Mesh WiFi, meaning your videos, music and photos seamlessly reach every corner of your home, apartment or office. How does it work? The FRITZ! devices work together as part of a single network, communicating with each other andoptimizing your devices and network usage.

With Mesh networking you can enjoy high speeds while surfing, streaming or gaming. Instead of waiting for breathtaking HD television and your favorite music, your media will wait for you.

Multimedia with the FRITZ!Box 4040
Smartphone calls via the Internet
With FRITZ!App Fon it is easy to connect your smartphone to your FRITZBox 4040 over wireless LAN and use it as a VoIP phone. This way you can conveniently reach any telephone line via the Internet.

Security for your home network
In terms of security the small AVM FRITZ!Box 4040 measures up to the other models. A comprehensive security concept that undergoes continuous testing and development protects your communication. Free access to these developments in the form of updates always keeps you on the safe side.

FRITZ!OS – fully loaded software
FRITZ!OS, the operating system of your FRITZBox 4040 delivers new functions on a regular basis. Thanks to the FRITZ!Apps you can also use your smartphone to access your data from outside the home, connect to the wireless LAN or use your smartphone as a webcam. And of course, all updates and apps are free.

Award-winning simplicity
The operating concept of the FRITZ!Box  4040 has won awards from the press and praise from users for achieving its goal: keeping everything as simple as possible. A clear user interface and wizards accompany you every step of the way.


Quick Start Guide>Click Here

Setup Guide>Click Here

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Compatible with any modem
You can connect your FRITZ!Box 4040 to any DSL, cable or fiber optic modem. Alternatively, it can also provide an Internet connection for your local network with a 3G (LTE/UMTS) dongle. The FRITZ!Box 4040 easily integrates into existing Wi-Fi environments.

4 x gigabit Ethernet
The FRITZ!Box 4040 is equipped with four gigabit Ethernet ports. Establish a connection to the computer, a game console or other network devices via LAN with up to 1000 Mbit/s.

At home anywhere with MyFRITZ!
With MyFRITZ! from AVM, benefit from secure and convenient access to your FRITZ!Box from anywhere in the world. Retrieve files stored in FRITZ!NAS, view your recent call list and listen to messages left on your answering machine. With MyFRITZ!App, you can even access your FRITZ!Box remotely using your smartphone or tablet.

Encrypted communication via VPN
Thanks to the recognized industry standard IPsec, you can establish a virtual private network to connect with your FRITZ!Box 4040 or company network. The settings can be configured on your FRITZ!Box 4040 and transferred to smartphones, tablets, and computers.

Peace of mind
FRITZ!Box 4040 offers comprehensive protection against attacks. The preconfigured firewall, filter functions, and ex works Wi-Fi encryption ensure secure connections. Parental controls and guest Internet access are, of course, included free of charge.

Ready for the future with IPv6
In addition to IPv4, FRITZ!Box 4040 supports the IPv6 Internet protocol. IPv6 makes existing services more convenient and simplifies a host of new applications, so you can rest assured that you’re ready for the latest technologies.


Mesh Wi-Fi with FRITZ!
With FRITZ! your Wi-Fi grows to whatever size you need at the touch of a button. Combine FRITZ!Box 4040 with the intelligent FRITZ!Repeaters and FRITZ!Powerline to adjust your home network to your individual needs and enjoy full Mesh convenience with FRITZ!.

Dual-band Wireless AC+N
The AVM FRITZBox 4040 uses Wireless AC in the 5-GHz band and transmits data with up to 866 Mbit/s. At the same time it uses Wireless N with up to 400 Mbit/s in the 2.4-GHz band. If desired, the smart auto channel search will find the optimum radio channel.

Two Wi-Fi networks for maximum flexibility
The FRITZBox 4040maximizes flexibility for all devices by using the 2.4-GHz and the 5-GHz frequency bands concurrently. If desired, the smart auto channel search will find the optimum Wi-Fi channel. The connection quality is displayed for each device in the home network, so you can always check the speed of your devices.

Wi-Fi guest access
Offer your guests simple Internet access. The guest access has its own network key and name. It's possible establish a welcome page for customers in cafés or guests at home. Visitors have no access to the home network, so your data stays private.

Secure ex works
Every FRITZ!Box 4040 is delivered with its own network key to protect your network from unauthorized access. All Wi-Fi networks including guest access can be secured with their own unique key.

Optimum connectivity at all times
The wireless monitor analyzes wireless networks within range and displays them in a user-friendly chart. So, if necessary, you can switch to available channels and quickly find the best wireless settings.

Connected in a flash
With Wi-Fi Protected Setup (WPS) you can connect new wireless devices in an instant. Simply press the WPS or WLAN button on the FRITZ!Box 4040 and the new device – and it will be securely and automatically registered with the network.


Free updates
FRITZ!OS undergoes constant development for even more convenience and performance. The latest developments are available for to download for free, either manually or via auto-update. This way, your FRITZ!Box 4040 is always up to date.

Media server for great entertainment
The FRITZ!Box 4040 manages all connected USB storage devices and makes their contents available throughout the network. The media server lets users enjoy music, photos, and videos on network-enabled playback devices.

FRITZ!Apps for iOS and Android
The practical FRITZ!Apps offer a wealth of exciting features for smartphones and tablets. Use these free apps for increased convenience when you’re on the go.

Maximum energy efficiency
The FRITZ!Box 4040 is all about intelligent energy management. For example, it automatically reduces the Wi-Fi transmitter power when all devices are logged off. This saves both energy and money. – everything made easy
FRITZ!OS is the FRITZ!Box 4040 operating system and can be easily controlled via your browser. User-friendly menus, easy-to-understand wizards, and the optional advanced mode come in handy in all scenarios.

Dimensions and Weight

Width 226 mm, Depth 47 mm, Height 160 mm,Weight 360 g


4 x gigabit Ethernet (10/100/1,000 Base-T)
Wireless access point compliant with IEEE 802.11ac, n, g, a
1 x USB 3.0 and 1 x USB 2.0 for printers and storage media
1 x gigabit WAN

Wireless router for the connection to a cable/DSL/fiber optic modem or 4G/3G dongle
Use of existing Internet connections via LAN and wireless LAN
Support for IPv6
Stateful Packet Inspection Firewall with port sharing
Secure remote access over the Internet with VPN (IPSec)

Wireless AC (up to 866 Mbit/s gross, 5 GHz) and N (up to 400 Mbit/s gross, 2.4 GHz)
With Mesh WiFi you can combine several wireless access points into one intelligent system (FRITZ!OS 6.90 and later) Find out more at
Dual wireless: Concurrent use of the 5- and 2.4-GHz bands
Compatible with Wireless 802.11g and a
Secure upon delivery with WPA2 encryption, WPA3/2 transition mode is also available
AVM Stick & Surf: automatic security for wireless surfing
WLAN button (to switch wireless LAN on/off manually)
Wi-Fi Protected Setup (WPS)
Wireless guest access – secure surfing for friends and visitors
Wireless network range extended through repeater function
Wireless auto channel: Automated search for wireless LAN radio channel free of interference
Green AP mode for optimum performance at minimum power consumption

Home network convenience
Media server makes music, pictures and videos available to devices in the home network (SMB, FTP, UPnP AV)
With MyFRITZ!, secure access to your own FRITZ!Box 4040 from anywhere
FRITZ!NAS – simple, browser-based access to all files in the network, wherever they are stored
Networked applications such as IPTV, video on demand and media streaming
Parental controls, push service, cloud contacts, online storage
Guest access: share your Internet connection over LAN or wireless LAN
Wake on LAN over the Internet
Supports devices compliant with DLNA

"": multi-language user interface, for intuitive operation via Web browser
User interface optimized for smartphones and tablets (responsive design)
Free updates for new functions and security
Advanced view for special configuration options, help function with full-text search
Handy FRITZ!Apps for your smartphone: MyFRITZ!App for FRITZ! convenience on the go, and FRITZ!App WLAN, the clever Wi-Fi helper

Package contents
FRITZBox 4040
Power adapter with 1.5-meter cable
Network cable
Quick guide
Network cable

Device properties
Dimensions (W x H x D): 226 x 160 x 47 mm

Suitable for tabletop or wall-mounted operation
Medium power consumption: 3.5 – 7 W

5-year manufacturer’s warranty

Warranty Information

All products come with a minimum 12 Months Warranty - Please check the Specification Section to see if longer!

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