TP-Link EC330-G5u: OpenWrt Compatibility Report
The TP-Link EC330-G5u runs OpenWrt 25.12.2 on the ramips/mt7621 target, and has been supported since 23.05.0. Its WiFi 5 (AC) wireless on the mt76 driver rates good for open-source driver support (0.80/1.0), installation is rated moderate, and it is still sold new.
Hardware data and retail listings last checked .
Where to buy
- Buy $50
- DoubleRadius reseller product page, SKU EC330-G5U, out of stock 2026-08-10 Currently out of stock $80
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Specifications
| SoC | MediaTek MT7621A |
|---|---|
| CPU | 2 cores @ 880 MHz |
| RAM | 128 MB |
| Flash | 128 MB (NAND) |
| Ethernet ports | 5 |
| USB | 1x 3.0 |
| WiFi generation | WiFi 5 (AC) |
| Radios | 2.4GHz: b/g/n · 5GHz: a/n/ac |
| WLAN hardware | 2x MediaTek MT7615N |
| WLAN driver | mt76 |
| OpenWrt target | ramips / mt7621 |
| Package architecture | mipsel_24kc |
| Current release | 25.12.2 |
| Supported since | 23.05.0 |
| Install method | see devicepage |
| Install difficulty | moderate |
| Power supply | 12 VDC, 2A |
| Device type | Home router |
| Estimated throughput | 220 Mbps |
| Availability | available |
Installing OpenWrt on the EC330-G5u
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 EC330-G5u
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
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