# TP-Link TL-WPA4221 KIT AV600 Powerline WiFi Extender Kit, 300Mbps

Source: https://www.ranked10.co.uk/tech/best-powerline-adapter/tp-link-av600-wifi
Ranked #2 in "Best Powerline Adapter 2026: The Name Is Six Times the Speed": https://www.ranked10.co.uk/tech/best-powerline-adapter

- Price: £45.21 (checked on Amazon UK on 2026-09-13)
- Amazon rating: 4.3 from 20,600 ratings
- Buy on Amazon: https://www.amazon.co.uk/dp/B0D7MSBFQT?tag=ranked10-21

The TP-Link AV600 Wi-Fi extender kit costs £45.21 and is rated 4.3 stars from 20,600 ratings, with a 600Mbps powerline link and a 300Mbps wireless access point.

It takes second because it has the largest sample in this ranking and solves the problem it is bought for, while its name states twice the speed its own Wi-Fi half provides.

## Specification

| Field | Value |
|---|---|
| Name versus Wi-Fi | AV600, with 300Mbps wireless |
| Ratings | 4.3 from 20,600 |
| Range | Up to 300 metres of wiring |
| Function | Powerline backhaul plus an access point |
| Weight | 210 g |
| Price | £45.21 |

## Questions people ask

**Is the Wi-Fi 600Mbps?**

No: 300Mbps, stated on the same page.

**What is 600Mbps then?**

The powerline link between the two adapters.

**How far does it reach?**

Up to 300 metres of existing electrical wiring.

**Will it fix a dead spot?**

Yes, because the access point can sit where the socket is.

**Why is it second?**

Because it is the most-reviewed kit here and the one that solves the real problem.

**How many ratings does it have?**

20600 at the time of collection, averaging 4.3 stars, with 66 per cent five-star and 5 per cent one-star.