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๐ Power your airflow, silence your workspace.
The OPSFALCON 2 Pack USB to 3-Pin/4-Pin PWM 5V Sleeved Fan Power Adapter Cables convert standard USB power into 5V fan power, supporting both 3-pin and 4-pin connectors. Each 11.8-inch cable enables silent operation by running 12V fans at a reduced voltage, making it perfect for quiet, efficient cooling in PCs or custom tech projects. This dual pack offers versatile, plug-and-play connectivity for professionals and DIYers seeking flexible, low-noise fan power solutions.






| ASIN | B07JW73KVR |
| Best Sellers Rank | #7,378 in USB Cables |
| Brand | OPSFALCON |
| Brand Name | OPSFALCON |
| Cable Type | USB |
| Color | Black |
| Compatible Devices | PC |
| Connectivity Technology | USB |
| Connector Gender | Male-to-Female |
| Connector Type | USB Type A |
| Customer Reviews | 4.3 out of 5 stars 372 Reviews |
| Gauge | 22.0 |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Shape | Round |
| Item Weight | 0.02 Kilograms |
| Manufacturer | Aiyide |
| Maximum Current | 5 Amps |
| Maximum Voltage | 5 Volts |
| Model | AYD-USB-3P/4P |
| Number of Items | 2 |
| Number of Pins | 4 |
| Other Special Features of the Product | Silent Operation |
| Part Number | AYD-USB-3P/4P |
| Special Feature | Silent Operation |
| Specification Met | USB-IF |
| UPC | 711102498021 |
| Unit Count | 2 Count |
H**.
Work fine, just set fans to lowest speed
This USB to 3/4 pin connector works, but just be aware you will have no PWN control over the fans and they will be set to their lowest RPM setting, which can be a downside for some. But as long as you're aware of that, they work exactly as intended.
P**H
A must have for those who like to tinker and come up with their own solutions
These make for a fantastic addition to your collection of adapters. Especially if you like to come up with your own tricks to solving problems. Have an external drive dock that gets a little hot during a clone? Slap a random fan next to it and use one of these to power it up. We do it all the time for this since most docks don't have built-in fans to help compensate for such heat. We just reviewed an external fan for an Xbox that is pretty great, but you could also throw a normal (internal) PC fan on top of the console and use one of these to power it up with. As long as you choose a fan that is whisper-quiet, you'll forget that it is even on. There are so many uses for these, and a lot of them involve random projects that could benefit from a little air. Or, you can simply sit a fan on your desk, point it at your face, and plug it in for some instant cooling during the summer. Let your mind have fun. **If you have found our review helpful, please vote it as helpful below so we know. This helps us to provide quality feedback in the future.
K**H
Thought it had more than 2 pins
Works good but I though it would have 3 or 4 pins rather than 2
B**R
They work
Yup. They work
J**I
Home theater receiver cooling
I have this connect to the front panel USB port on my denon receiver to power a computer fan to help exhaust hot air. So far it works great, can feel the fan spinning fast enough to pull out the hot air to exchange cooler air. So far itโs been a few months and the wires have not failed.
M**ร
Works I guess
Works, Kinda wish it was 4 pin. I dunno if they did that because usb simply cannot supply power for 4 pin, but because of that cpu fans run at a super slow rpm on these cables
K**9
USB cables works well with price
USB cables works well with price
G**.
2 pin connector
Maybe I just don't comprehend what "USB to 3 pin/4 pin" means, but these connectors have two (2) pins and they did not help me out at all. It isn't worth my time to even do a return, but this was a waste of money for me.
M**G
Unusable
2/3 pin connectors. Completely unusable
Z**H
Not suitable for 4 pin fan
So yeah the listing flat out lies about this usb being able to support a 4 pin fan, do not buy this product.
Trustpilot
1 month ago
2 weeks ago