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FRITZ! Box 6825 4G International Edition
4G Wi-Fi 6 AX300 MU-MIMO Modem/Router + 1 Gigabit Ethernet LAN port and 1 Nano-SIM slot
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a compact, high-performance 4G router ready to follow you anywhere
Designed to provide a reliable Internet connection wherever no fixed line is available, the FRITZ! Box 6825 4G is the ideal solution for a second home, a temporary office, a motorhome, or professional use on the move. Thanks to its 4G LTE Cat. 6 modem reaching up to 300 Mbit/s in download, it ensures fast and stable Internet access. Its Wi-Fi 6 guarantees smooth connectivity for multiple devices simultaneously, while its Gigabit Ethernet port allows you to connect a wired high-speed device. Compact and powered via USB-C, it can even run on a power bank for maximum mobility. FRITZ! Mesh compatible, equipped with FRITZ! OS, a WireGuard/IPSec VPN, a firewall, guest access and advanced parental control features, it offers a complete, secure and scalable network experience. It can also serve as a backup connection (FRITZ! Failsafe) to maintain Internet access in the event of a fibre, DSL or cable line failure.
Technical specifications:
- 4G LTE router with Nano-SIM slot
- LTE Advanced Cat. 6 modem
- Downlink up to 300 Mbit/s
- Uplink up to 50 Mbit/s
- 4G carrier aggregation (2CC Carrier Aggregation)
- 2x2 MIMO technology
- LTE FDD compatibility: bands 1, 3, 5, 7, 8, 20, 28 and 32
- LTE TDD compatibility: bands 38, 40 and 41
- UMTS/HSPA+ compatibility: bands 1, 5 and 8
- Wi-Fi 6 (IEEE 802.11ax) on the 2.4 GHz band
- Maximum Wi-Fi speed up to 600 Mbit/s
- MU-MIMO technology
- WPA3/WPA2 Wi-Fi encryption
- Wi-Fi Mesh function compatible with FRITZ!
- 1 Gigabit Ethernet port (LAN)
- Powered via USB-C
- Compatible with power bank USB-C power supply
- Compatible with Internet connection via Wi-Fi hotspots
- FRITZ!OS operating system
- WireGuard and IPSec VPN
- Built-in firewall
- Guest Wi-Fi access
- Parental controls with filters and time schedules
- Secure remote access MyFRITZ!
- Orientation assistant to optimize mobile signal reception
- Quick setup with WPS
- Dimensions: 65 x 135 x 98 mm
- Weight: 270 g
- Color: White
- Reduced power consumption (approx. 4.1 W)
- FRITZ! Box 6825 4G
- USB-C power supply
- Ethernet cable (1.5 m)
- Installation guide
Select your criteria
General information |
Product name |
FRITZ! Box 6825 4G International Edition |
Brand |
Fritz! | |
Model |
20003159 | |
Router |
Modem/Router type |
Wi-Fi Modem Router |
Network standard(s) |
Wi-Fi A (IEEE 802.11a) | |
| Wi-Fi AC | ||
| Wi-Fi B (IEEE 802.11b) | ||
| Wi-Fi G (IEEE 802.11g) | ||
| Wi-Fi N 150 Mbps (IEEE 802.11n) | ||
| Wi-Fi 6 AX | ||
Wireless |
No | |
Mesh Wi-Fi (mesh/multiroom network) |
Yes | |
Dual-Band |
Yes | |
IPv6 compatible |
Yes | |
Network connector(s) |
1 X LAN - Gigabit Ethernet - RJ45 | |
Modem |
Integrated Modem |
Yes |
Interface with the computer |
Ethernet - RJ45 Female | |
| Wi-Fi | ||
Physical characteristics |
Length |
65 mm |
Width |
98 mm | |
Height |
138 mm | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
|
See all Fritz! products
Product referenced on 10 Jul 2026
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