ASUS RT-AX1800U

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abgn+ac+ax (AX1800)
AX1800 Dual Band WiFi 6 Router
RT-AX53U 01.png
Homepage Product page
Wikipedia Asus routers
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Partial Support
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
BrandModelRev ASUS RT-AX1800U
FCC ID none specified
Type wireless router
CPU1 checkY MediaTek MT7621AT
CPU1 Type MIPS 1004Kc
CPU1 Speed 880 MHz ( 2 cores ) 16-bit
Flash1 Chip Macronix MX30LF1G18AC-TI
Flash1 Size 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (NAND)
RAM1 Size 256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip Nanya NT5CC128M16ER-EK
ETH chip1 MediaTek MT7621AT
Switch MediaTek MT7621AT
Ethernet Port Count 1-1GbE-WAN
3-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

802dot11 OUI: none specified

Stock bootloader U-Boot
Stock FW OS Linux
Expansion IF types USB 2.0
USB ports 1
USB Hub Compatible Untested
Power 12 VDC, 1.5 A
Connector type barrel
Serial Port (UART) yes, 3.3V TTL, (115200 8N1)
JTAG Port yes

Flags:
Wi-Fi 6, WPA3, 1024QAM, MU-MIMO, OFDMA, VHT80, HEW80, AiProtection

Other

Default login user: admin
Default login password: admin
admin:admin credentials used by 1347 additional devices
of which 208 are ASUS devices

Manuf/OEM/ODM SGE
3rd Party Firmware Support OpenWrt • (List | Dev | DLs)
Radio 1
Chip1 MediaTek MT7905DAN
Chip2 MediaTek MT7975DN
Wireless interface OUI none specified
Antenna Connector Type U.FL
MIMO status 2x2:2
Wireless Standard IEEE 802.11b/g/n/ax
802.11ax up to 574 Mbps
802.11n up to 300 Mbps
802.11g up to 54 Mbps
802.11b up to 11 Mbps
WiFi Operating Frequency 2.4 GHz
Radio 2
Chip1 MediaTek MT7905DAN
Chip2 MediaTek MT7975DN
Wireless interface OUI none specified
Antenna Connector Type U.FL
MIMO status 2x2:2
Wireless Standard IEEE 802.11a/n/ac/ax
802.11ax up to 1201 Mbps
802.11ac up to 867 Mbps
802.11n up to 300 Mbps
802.11a up to 54 Mbps
WiFi Operating Frequency 5 GHz
 CPU1 brandRadio1 chip1 brandRadio2 chip1 brand
ASUS RT-AX1800BroadcomBroadcomBroadcom
ASUS RT-AX1800SMediaTekMediaTekMediaTek
ASUS RT-AX1800UMediaTekMediaTekMediaTek

For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented ASUS devices with specifications, see ASUS.

1201 Mbps - 2SS 5GHz 802.11ax (80MHz chan., 1024-QAM)
574 Mbps - 2SS 2.4GHz 802.11ax (40MHz chan., 256-QAM) = AX1800 class

Overview

See also: ASUS

Specifications

WiFi 6, AX1800, 2.4GHz AX: 2x2 + 5GHz AX: 2x2
ASUS features: Parental control, AiProtection, 3/4G Dongle
WiFi 6, AX1800, 2.4GHz AX: 2x2 + 5GHz AX: 2x2
ASUS features: Parental control, AiProtection, 3/4G Dongle
WiFi 6, AX1800, 2.4GHz AX: 2x2 + 5GHz AX: 2x2
ASUS features: Parental control, AiProtection

Flashing

Flashing OpenWrt

On the OpenWrt ToH (techdata entry)
On the OpenWrt Wiki
OpenWrt Target: ramips
OpenWrt Subtarget: mt7621
OpenWrt Package architecture: mipsel_24kc
Support started version: 22.03.0
Current supported version: 24.10.2
Unsupported Functions:
160 MHz 5GHz bandwidth not supported

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