
The Linksys Powerline AV 4‑Port Network Adapter Kit (PLEK400) uses HomePlug AV technology to deliver up to 200 Mbps Ethernet over existing electrical wiring. It includes a single‑port adapter and a four‑port hub, offering plug‑and‑play installation and basic firewall protection for homes with weak Wi‑Fi coverage.
Pros
Current
$74.99
Average
$100.12
Lowest
$74.99
Highest
$114.99
Lower = better sales rank
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Cons
From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
Users Love
Users Complain About
Expert Opinion
Professional reviewers commend the PLEK400 for its straightforward plug‑and‑play setup, reliable HD streaming without buffering, and the convenience of a four‑port hub. However, they caution that the older HomePlug AV standard caps real‑world speeds well below modern gigabit expectations and that long‑term reliability data is sparse, making it best suited for basic networking needs rather than high‑performance scenarios.
What Users Say
Everyday users generally praise the kit’s ease of installation and its ability to deliver smooth HD video streaming and multi‑device connectivity without additional switches. Recurring themes include satisfaction with reduced Wi‑Fi dead zones but disappointment with limited throughput for large downloads and occasional connectivity hiccups on complex wiring.
Common Complaints
Limited real‑world speed (around 800 KB/s), occasional disconnections on different circuit breakers, and the perception that the older HomePlug AV technology cannot keep up with current gigabit internet services.
What People Are Saying
“Streaming video without issues, speed tests hitting 800 KB/s downloads (matching my internet).”
How It Compares
vs. TP‑Link AV1000 (HomePlug AV2)
Advantages
Disadvantages
Choose TP‑Link AV1000 when you need faster speeds and have a higher‑speed internet plan; stick with PLEK400 for basic streaming and multi‑device needs on a budget.
vs. Netgear PLP2000 (G.hn)
Advantages
Disadvantages
Netgear PLP2000 is best for power users demanding top‑tier speeds and stability; PLEK400 remains the practical, cost‑effective solution for everyday streaming and modest networking.