For PWM fans, how do you control the speed?

There is no speed control with this. It's either on or off.

Will it allow 5V fans to work at full speed?

it will burn them up because this is putting out 12v

Will this work for a 2-pin fan?

Yes, you'll just have some pens you don't plug into

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

CRJ Full Speed 12V Voltage Step-Up USB to Dual 3-Pin and 4-Pin PC Fan Sleeved Power Adapter Cable

CRJ Full Speed 12V Voltage Step-Up USB to Dual 3-Pin and 4-Pin PC Fan Sleeved Power Adapter Cable

Product ID: 534195030

Details

Brand
CRJ
Connector Type
USB
Cable Type
USB
Compatible Devices
Charging
Special Feature
High Speed

⚡12V step-up voltage booster

🔌USB Type-A powered dual fan output

🧵Durable nylon sleeved 24-inch cable

4973 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Description

⚡ Power your fans at full throttle—because your gear deserves the coolest edge.

SLEEK DURABLE DESIGN - Premium black nylon sleeving with minimal wire exposure for a clean, professional setup.
PLUG AND PLAY CONVENIENCE - No extra power adapters needed—just USB power and instant fan speed boost.
FULL SPEED 12 V POWER BOOST - Transforms any USB port into a high-performance 12V fan power source for optimal cooling.
VERSATILE COOLING SOLUTION - Perfect for PCs, gaming consoles, AV receivers, and network devices needing enhanced airflow.
DUAL 3 PIN 4 PIN COMPATIBILITY - Seamlessly powers both 3-pin and 4-pin PC fans, maximizing your cooling options.

The CRJ Full Speed 12V USB to Dual Fan Power Adapter Cable is a cutting-edge solution that converts standard 5V USB power into a robust 12V output, enabling full-speed operation of both 3-pin and 4-pin PC fans. Encased in durable black nylon sleeving and measuring 24 inches, it offers a sleek, professional look while expanding cooling capabilities beyond PCs to gaming consoles, AV receivers, and network routers. This plug-and-play cable ensures maximum airflow without the hassle of additional power supplies, making it an essential upgrade for tech-savvy professionals seeking efficient, versatile cooling.

Specifications

ASIN	B081K8LBH3
Best Sellers Rank	#183,261 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #21,244 in USB Cables
Brand	CRJ Electronics
Brand Name	CRJ Electronics
Cable Type	USB
Colour	Black
Compatible Devices	Charging Adapter
Compatible Phone Models	No Compatible Phone Models
Connectivity Technology	USB
Connector Gender	Male-to-Male
Connector Type	USB
Customer Package Type	FFP
Customer Reviews	5.0 out of 5 stars 1 Review
Data Transfer Rate	0.4 Megabits Per Second
Ethernet Cable Category	Cat 5
Indoor Outdoor Usage	Outdoor
Item Shape	Round
Item Weight	0.03 Kilograms
Manufacturer	CRJ Electronics
Maximum Current	400 Milliamps
Maximum Voltage	12 Volts
Model Name	USB 12V to Dual 4-Pin Fan Power Adapter Cable
Model Number	4050
Number Of Pins	4
Number of Items	1
Other Special Features of the Product	High Speed
Outer Material Type	Nylon
Part Number	4050
Recommended Uses For Product	Enhancing airflow in electronic devices with USB power output, such as gaming consoles, AV receivers, and network routers
Special Feature	High Speed
Specification Met	RoHS
UPC	720355064303
Unit Count	1.0 Count
Wattage	5 Watts

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.