Ubiquiti airCube AC: OpenWrt Compatibility Report
The Ubiquiti airCube AC runs OpenWrt 25.12.0 on the ath79/generic target, and has been supported since 21.02.0. Its WiFi 5 (AC) wireless on the ath9k driver rates excellent for open-source driver support (0.85/1.0), installation is rated moderate, and it is still sold new.
Hardware data and retail listings last checked .
Where to buy
Some links are affiliate links. Learn more.
Specifications
| SoC | Atheros AR9342 |
|---|---|
| CPU | 1 core @ 533 MHz |
| RAM | 64 MB |
| Flash | 16 MB |
| Ethernet ports | 4 |
| WiFi generation | WiFi 5 (AC) |
| Radios | 2.4GHz: b/g/n · 5GHz: a/n/ac |
| WLAN hardware | Atheros AR9342, Qualcomm Atheros QCA9882 |
| WLAN driver | ath9k, ath10k-ct |
| OpenWrt target | ath79 / generic |
| Package architecture | mips_24kc |
| Current release | 25.12.0 |
| Supported since | 21.02.0 |
| Install method | see devicepage |
| Install difficulty | moderate |
| Power supply | 24 VDC, 0.83 A, 24 VDC passive PoE |
| Device type | Home router |
| Estimated throughput | 66 Mbps |
| Availability | available |
Installing OpenWrt on the airCube AC
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: see devicepage.
Official OpenWrt device page for the airCube AC
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
Other routers to consider
Ruckus R500
MikroTik RB962UiGS-5HacT2HnT (hAP ac)
Ubiquiti UniFi UK-Ultra
Not sure which fits? Take the 60-second quiz.