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The Best 4 pin to 2 pin fan adapter of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 4 pin to 2 pin fan adapter of 2023. Check our ranking below.

2,354 Reviews Scanned

Rank No. #1
CRJ Mini XH 2.5mm 2-Pin Female to 3-Pin and 4-Pin PC Fan Adapter Cable (2-Pack)
  • Sold as a 2-pack, these adapter cables allow you to connect standard 3-pin and 4-pin PC fans to a mini 2-pin fan header found in many power supplies, networking equipment, and other devices
  • Input: 2-Pin Female Mini Fan Connector (0.984" / 2.5mm Pitch, XH-Style) Pin 1: Positive Voltage (Red) Pin 2: Ground (Black)
  • Note: the XH 2-pin fan connector wiring is not standardized across all devices and swapping the pins on the mini connector may be necessary for a small portion of users.
  • RoHS Compliant. The cables are constructed with all black connectors and high density black PET sleeving for minimal wire visibility.
  • Total cable length (including connectors): 4" / 10cm
Rank No. #2
OPSFALCON 2 Pack 4-Pin Molex (Actual 2-Pin) to 2 x 3 Pin / 4 Pin PMW 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Cooler Cooling Fan Splitter Y Power Cable
  • Please note this 4-Pin Molex is actual 2-Pin but it still works fine on your computer
  • 4 Pin Molex (Actual 2-Pin) to 2 x 3 pin / 4 Pin 12V PC case fan splitter Y power adapter cable
  • Power two 3pin or 4pin (PWM Connector) PC case fan with a 4pin molex connector
  • High density black sleeving cable, 10 inch length, cable is backwards compatible with standard 3-pin fans, Fans will be operated at the fixed Molex voltage of 12V
  • 2 Pack 4-Pin Molex to 2 x 3 Pin / 4 Pin PMW 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Cooler Cooling Fan Splitter Y Power (Molex-3Pin/4Pin Cable (Splitter))
SaleRank No. #3
Siyu Xinyi 4-Pin Molex to4 x 3 Pin / 4 Pin PMW 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Cooler Cooling Fan Splitter Y Power (Large 4P to 3P Cable)
  • Up to 4 fans can be added to the cable, two for 12V DC and the other for 5V DC
  • The fan will operate at a fixed Molex voltage of 12V (only 2 pin connectors are required) Cable compatible with standard 3-pin fans
  • Powering four 3-pin or 4-pin (PWM connector) PC chassis fans with a 4-pin molex connector
  • Please note that this 4-pin Molex is the actual 2 pin, but it still works fine on your computer.
  • Adapter cable length is 16 cm / 6.5 inches. This product has been upgraded and updated. The performance of the new product is more stable, the connector is upgraded, the old connector, the new connector, and universal! The length of the new products has been shortened. New line length: 12.5 cm/5 inches
Rank No. #4
OPSFALCON 2 Pack 4-Pin (Actual 2-Pin) Molex to 3 Pin 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Case Fan Power Adapter Cable
  • 4 Pin Molex to 3 pin 12V PC case fan power adapter cable, Please note this 4-Pin Molex is actual 2-Pin but it still works fine on your computer
  • Use to connect any 3pin or 4pin (PWM Connector) fan to a 4pin molex connector
  • High density black sleeving cable, 10 inch length
  • Fans will be operated at the fixed Molex voltage of 12V
  • 2 Pack 4-Pin (Actual 2-Pin) Molex to 3 Pin 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Case Fan Power Adapter Cable
Rank No. #5
ITROLLE 4-Pin Molex to 3-Pin / 4 Pin Fan Power Cable Adapter Connector 2x12V / 2x5V Computer Cooling Fan Splitter Y Power Cables for CPU PC Case Fan
  • The cable can add up to 4 fans, two fans for 12V DC and one for 5V DC.
  • The fan splitter cable provides additional fans to increase the airflow in the computer case, so that the computer can run better.
  • The fan will run on Molex's fixed voltage of 12V (only a 2-pin connector is required). The cable is compatible with standard 3-pin fans.
  • Use the 4-pin Molex connector to power four 3-pin or 4-pin (PWM connector) PC case fans.
  • Please note that this 4-pin Molex is the actual 2-pin, but it can still work normally on your computer.
Rank No. #6
nutjam Black 4 Pin PWM Fan Splitter Cable,1 to 2 Converter, Fan Splitter Adapter for Desktop Computer CPU & Fan (2 Pack)
  • 【High Quality】:Computer fan splitter cables is made of insulating PVC and tinned copper material, which is not easy to oxidize and anti-interference, the surface of cable is wrapped with a high-density 6mm braided mesh, and the head is wrapped with a double-wall heat-shrinkable tube with glue, firm and durable.
  • 【Extension Line Data】: Wire model: 1007 24AWG, length: 27cm, conductor specification: 11*0.12TS, wire outer diameter: OD1.4mm, rated temperature: OD1.4mm, product weight: 10 grams.
  • 【Product Packaging】:2 pack expansion lines of 4Pin One-to-two PWM fan splitter, the interface of this expansion lines can be used for 3Pin PMW fan connector and 4Pin fan connector.
  • 【Product Interface】: There are three interfaces in one PWM fan splitter cable , a 4 pin female connector at one end, splits to 2 Male Connectors at the other end:1 of them is 4pin, 2 of them is 3 pin, one end has three cable lines with colors of blue, yellow, red, and black, and the other end with cable lines of blue, red, and black, mainly to prevent speed measurement data errors.
  • 【Usage】: Computer CPU fan plug (4Pin) is not long enough, 4 pins of case fan are not long enough. It is mainly used to extend and expand 4pin interface of motherboard, and black sleeved nylon braided cable can make 2 pcs fans share one interface.
Rank No. #7
3 Way 4 Pin PWM Fan Splitter,Adapter Cable Sleeved Braided Y Splitter PC 4 Pin Fan Extension Power Cable 1to2,1 to 3 ,1to4,Converter for Computer ATX Case Cooling Fan Cable(1to2-3p)
  • HIGH QUALITY: The fan PWM splitter Y-cable for PC motherboard cooling fans are constructed using high-quality material, measures 11.8 inches in length and cable is strongly braided, sleeved and wrapped to provide long-lasting performance as well as to avoid dust and breakage.
  • Connectors: A 4Pin Female Connector and 4 Male Connector(1 of them is 3Pin, 1 of them is 4Pin), Compatible with 3-Pin and 4-Pin PC Fans.4Pin 1 to 2 Converter PWM Fan Power Splitter Cable, to Realize 2 Fans Powered by 1 Interface with Speed Regulation.
  • The PWM Case Fan Splitter Provides Better Power Supply for Motherboard Fans, Supports PWM Function, Increases Airflow, Reduces the Accumulation Of Heat within the Frame and Satisfies all your Control Needs to Increase the Lifespan of the Motherboard.The CPU Fan Extension Cable Works Flexibility Between Motherboard and CPU Cooling Fan by Lengthening the PWM Fan Cable. Easy to Plug, Perfect for Larger Enclosures.
  • The 2-way PC PWM fan splitter power cable is mostly compatible with many brands of 3-pin and 4-pin PC case motherboard cooling fans; this PWM fan splitter hub connects 2 computer case fans to a single motherboard fan header.
  • The cable connects multiple cooling fans to a single motherboard fan header, used for PWM speed control, lengthen and extend the motherboard 4-pin interface.for enthusiasts with need for controlling numerous system fans.
Rank No. #8
SDTC Tech Molex to Fan Power Splitter Cable, 2 Pack 4-Pin IDE to 3X 4-Pin Fan Connector Black Sleeved Y Type Extension Power Cable Compatible with 3-Pin/4-Pin PC Case Fans - 27 cm / 10.5 inch
  • 4-Pin IDE Molex to 3x Fan Connector Power Splitter Cable, to realize 3 PC fans powered by 1 interface.
  • Molex Connector (2 pin) to PSU, Fan Connector (2 pin for powering) compatible with 3pin and 4pin PC fans.
  • Fans will be operated at the fixed Molex voltage of 12V.
  • High quality black sleeved cable, 24AWG, tinned copper conductor, length is approx 27cm / 10.5 inches.
  • The Y type fan splitter Adapter used to power PC case fans, does not support PWM speed regulation.
Rank No. #9
ZYAMY 2pcs Computer Cooling Fan Hub SATA to 2 x 3 Pin / 4 Pin PMW 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to 15 Pin SATA Computer Cooler Cooling Fan Splitter Y Power Cable
  • Product name: 15 pin SATA to 2 x 3 pin / 4 Pin 12V PC case fan splitter Y power adapter cable
  • Power two 3pin or 4pin (PWM Connector) PC case fan with a 15pin SATA connector.
  • Package quantity: 2pcs
  • High density black sleeving cable, 10.6 inch length, cable is backwards compatible with standard 3-pin fans
  • Fans will be operated at the fixed SATA voltage of 12V.
Rank No. #10
NETGEAR Wi-Fi Range Extender EX3700 - Coverage Up to 1000 Sq Ft and 15 Devices with AC750 Dual Band Wireless Signal Booster & Repeater (Up to 750Mbps Speed), and Compact Wall Plug Design
  • EXTENDED WIRELESS COVERAGE: Adds Wi-Fi range coverage up to 1000 sq ft, and connects up to 15 devices such as laptops, smartphones, speakers, IP cameras, tablets, IoT devices, and more..Connectivity protocol:Ethernet,Wi-Fi
  • AC750 WI-FI SPEED: Provides up to 750Mbps performance using dual-band and patented FastLane(TM) technology.
  • UNIVERSAL COMPATIBILITY: Works with any wireless router, gateway, or cable modem with Wi-Fi.
  • WIRED ETHERNET PORT: Simply plug in game consoles, streaming players, or other nearby wired devices using the one 10/100M port for maximum speed.
  • SAFE & SECURE: Supports WEP and WPA/WPA2 wireless security protocols.
SaleRank No. #11
EcoSmart ECO 8 Tankless Water Heater, Electric, 8-kW - Quantity 1, 12 x 8 x 4
  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
Rank No. #12
PNGKNYOCN 3-Pin Fan to 4-Pin Molex Pass-Through Power Adapter Cable, 4-pin Molex/IDE to 3 Pin CPU Fan Power Cable(2-Pack)
  • 3 pin ATX fan to 4 pin Molex connector cable fan power adapter
  • Connector 1: loop-through 4-pin Molex connector (with male and female connections)
  • Connector 2: 2 x 3-pin Fan (Internal) Male
  • Solve the problem of insufficient 3Pin interface ports on the PC motherboard.
  • Note: The 3-pin fan connector is only 2 pins/wire (no tachometer pin/wire) and the fan will run at maximum speed
Rank No. #13
CRJ DC Power Supply Plug to Dual 3-Pin and 4-Pin PC Fan Power Adapter Cable
  • This adapter cable allows you to power up to two (2) standard 3-pin or 4-pin computer fans from a DC power supply
  • The DC input measures 5.5mm x 2.1mm which is the most common barrel plug size, ensuring compatibility with a wide range of power supplies.
  • Most computer fans require 12V for full speed operation but lower voltages like 5V and 9V can be used to achieve quieter operation.
  • The cable is designed to a high standard with 22 AWG wiring and injection molded components for durability.
  • Total cable length (including connectors) 15" / 38cm
Rank No. #14
Molex to 3Pin/4Pin Fan Adapter, 2 Pack 12V PC Fan Adapter 4Pin Molex to 4 PWM Splitter Sleeved Braided Cable UIInosoo for 3 Pin or 4 Pin Computer PC Case Fan Power Supply 11inch
  • Connector 1 - 4 Pin Molex (This 4-Pin Molex is actual 2-Pin but it still works fine on your computer, because only 2-pin in connector required for fixed Molex operated voltage of 12V) ; Connector 2 - Four PC case fan PWM connectors.
  • Power four 3 pin or 4 pin PC case fans with a Molex connector.
  • High quality black sleeved cable, the braided thread has good durability and long service life.
  • Money saving, with one molex plug you can power up to 4 case fans-works and helped you organize your cords better. This minimized the number of Molex cables you needed to have inside your case. It adds fans for older motherboards at a nice price.
  • We offer worry-free warranty and friendly customer service within 12 months for your confident purchase. If you are not satisfied with any product, please don’t hesitate to contact us, we will serve you our best.
Rank No. #15
OPSFALCON 2 Pack USB to 3-Pin / 4-Pin PWM 5V USB Sleeved Fan Power Adapter Cable, USB to 3 Pin / 4 Pin Case Fan Adapter Connector Cable (USB-3Pin/4Pin Cable)
  • This cable is 5V USB port to small 3-pin / 4-pin fan cable, it allows you to power most case fans by using a USB connection, 3pin or 4pin case fan power adapter cable both OK
  • Connector: One is USB port, another one is small 3 pin / 4 pin case fan power adapter cable port
  • Cable length: 11.8inch
  • Fan must have a start voltage at or below 5V (fans with a higher start voltage will NOT work)
  • 12V fans will be operated at a reduced 5V voltage for silent operation
Rank No. #16
Amangny 4 Pin Molex to Dual 4 Pin/3 Pin Computer Cooling Case Fan Braided Splitter Power Cable Adapter 10.5 inches 2 Pack
  • 4 Pin Molex is actual 2 Pin but it still works fine on your computer, because only 2 Pin in connector required for fixed Molex operated voltage of 12V.
  • Cable is strongly braided and wrapped to provide long-lasting performance as well as to avoid dust and breakage.
  • Power to dual 3 Pin/4 Pin case fan with a 4 Pin Molex connector.
  • Easy to plug the Molex to power supply, and plug another side to case fan.
  • Splitter cable adapter is used to power PC case fan, does not support PWM speed regulation.
Rank No. #17
CRJ Micro 4-Pin PWM GPU Fan Adapter Cable All Black Sleeved for Graphics Cards
  • This micro 4-pin adapter cable allows you to connect standard 3-pin and 4-pin PC fans to your graphics card and other computer devices.
  • Graphics cards with the micro 4-pin (PH2.0mm) connector expect a full 4-pin fan supporting PWM speed control. 3-pin fans and devices like AIO pumps will operate at full speed (which may be preferred in some scenarios).
  • RoHS Compliant. The cable is constructed with all black connectors and high density sleeving for minimal wire visibility.
  • Total cable length (including connectors): 4.2" / 11cm
Rank No. #18
OKGEAR 2 pin to 3 pin Fan Adapter Cable
  • Connect 2 pin connections to standard 3pin fan adapter
SaleRank No. #19
ThtRht 2 Pack Dual 4 Pin to USB Fan Switch ON Off Power Adapter Cable 1 to 2 Ways Splitter USB to 4PIN 3PIN PWM 5v Fan Connector with 304 Toggle for Computer Chassis Desktop PC Case Cooling Fan
  • Package: 2x Fan Power Adapter Cable
  • This Cable Is 5v USB Port to Small 3-Pin / 4-Pin Fan Cable with Switch
  • It Allows You to Power Most Case Fans by Using a USB Connection, 3pin or 4pin Case Fan Power Adapter Cable Both
  • You Can Turn On/Off Any Time by Switch
  • Fan Must Have a Start Voltage at or Below 5v (Fans with a Higher Start Voltage Will Not Work), 12v Fans Will Be Operated at a Reduced 5v Voltage for Silent Operation.
Rank No. #20
2 Pack Molex to 3 Pin or 4 Pin Fan Adapter Computer PC Case Fan Power Splitter Cable, 10 inch
  • Please note this 4-Pin Molex is actual 2-Pin but it still works fine on your computer, because only 2-pin in connector required for fixed Molex operated voltage of 12V.
  • Molex to 4 pin fan adapter supports 3Pin or 4Pin PC cooling fans.
  • Powers up to four PC chassis fans via molex connectors to provide internal chassis cooling.
  • Cable length is 27cm / 10.6 inch, quality high density black sleeving for all black appearance.
  • Connector A: 4 pin molex connector (actual 2 pin) B: 3pcs 4 pin fan connector(actual 2 pin)

Last update on 2023-07-29 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 4 pin to 2 pin fan adapter.
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