WAudio W-3900CF 10 AWG HiFi AC Power Cable, 6.6 ft

HiFi: WAudio W-3900CF is a 10 AWG AC power cable listed for hi-fi components, with a US Type B plug, an IEC connector and a stated 6.6 ft (2 m) length. Its copper conductors and EMI/RFI shielding are listing claims, so buyers should focus on connector fit, length and electrical compatibility rather than assuming a sound improvement.

At a glance

Listed for use with hi-fi equipment such as amplifiers, turntables, CD players and DACs.
Claims 10 AWG copper conductors and a Mylar foil shield for EMI/RFI rejection.
Three-prong Type B plug and IEC connector are described in the listing.

Price

$54.39Save 20%

Reference price: ~~$67.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

The listing supplies a 10 AWG gauge, 15 A current rating and 125 V voltage specification.
The stated 6.6 ft cable length gives a defined reach for equipment placement.
Customer feedback reports positive impressions of cable build, appearance and fit.

Cons

A thick, heavy cable may be less convenient to route than a lighter cord, with listed weight of 862 g.

Technical specifications

15 specifications

Identity
Brand	WAudio
Model	W-3900CF

Electrical and connectors
Voltage	125 volts
Current rating	15 A
Wattage	1875 watts
Plug type	Type B
Connector gender	Male-to-Male
Prong count	3

Cable and construction
Gauge	10
Length listed	78.74 inches
Shielding and conductor features	100% mylar foil shield for EMI/RFI rejection, audiophile-grade pure copper conductors
Sleeving material	Polyethylene Terephthalate
Colour	Black

Dimensions and installation
Weight listed	862 g
Intended usage	Indoor

What to know before buying

Listing details to confirm

The listing details are inconsistent: the title gives 6.6 ft (2 m), while the specification lists 78.74 inches. It also gives both 1875 watts and a description claim of <5500W, and describes the IEC connector as 3900CR without confirming its fit for a particular component. Confirm length, connector type and electrical rating for your device before buying. The claimed noise and sound benefits are not established measurements.

Who is it for?

A good fit for

Hi-fi system owners replacing a cord who have confirmed the IEC connector, Type B wall plug and cable length fit their setup.
Buyers wanting a heavy-gauge cable with listed copper conductors and EMI/RFI shielding claims.

Less suited to

Outdoor use, since the listing specifies indoor usage.
Buyers who need a confirmed sound-quality improvement or an independently verified power rating.

WAudio W-3900CF 10 AWG HiFi AC Power Cable, 6.6 ft · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 282 ratings

5 stars73%73%
4 stars15%15%
3 stars6%6%
2 stars2%2%
1 star4%4%

Customer feedback is positive about perceived sound quality, construction, appearance, fit and noise level. That may matter to buyers replacing a hi-fi cord, but the feedback does not verify the listing's shielding claims or establish a measured sound improvement. The aggregate rating distribution is mostly five-star, with a smaller spread of lower ratings, and does not explain individual experiences.

Positive themes

Customer feedback describes the cable as well built and appealing, with satisfactory fit.
Feedback reports perceived improvements in sound and satisfaction with noise level.

Frequently asked questions

What equipment is the WAudio W-3900CF intended for?

The listing names power filters, turntables, amplifiers, CD players, DACs and other hi-fi components. Check the device's inlet type and electrical requirements before connecting it.

How long is this cable?

The title states 6.6 ft (2 m), while a details field lists 78.74 inches. The listing is inconsistent, so confirm the actual length with the selected seller.

Does the cable improve sound or reduce noise?

The manufacturer claims noise reduction and EMI/RFI rejection, and customer feedback reports positive sound and noise impressions. These are not independent performance measurements or a guarantee of audible improvement.

Is this suitable for outdoor use?

No outdoor use is supported by the listing. Its stated usage is indoor.