NZXT RF-U42HF-B1 Core Single Frame Fan Unit 7445054643637 F420 420MM 140MM

( Brand: Nzxt ), ( Manufacturer Part Number: RF-U42HF-B1 ), ( Maximum Rotational Speed: 2000 Rpm ), ( Compatible Devices: Desktop ), ( Cooling Method: Fan ), ( Wattage: 11.4 Watts ), ( Maximum Airflow Volume: 98.61 Cfm ), ( Item Dimensions Lxwxh: 16.54 X 5.51 X 1.02 Inches ), ( Item Length: 420mm ), ( Fan Light Color: Multicolor ), ( Power Connection: 4-pin ), ( Unit Type: Unit ), ( Manufacturer Warranty: 3 Years ), ( Voltage: 5 V ), ( Compatible Brand: Universal ), ( Color: Black ), ( Bearing Type: Fluid ), ( Material: Plastic ), ( Noise Level: 34.5 Decibels ), ( Fan Diameter: 140 Mm ), ( Type: Case Fan ), ( Item Weight: 1.1 Pounds ), ( Country Of Origin: China ), ( UPC: 445054643637 )

Review NZXT Rgb Core 420mm Single Black Frame Fan Unit 140mm Fans New

Introducing the NZXT RF-U42hf-B1 F4-20 Core 420mm Single Frame Fan Unit, a sleek and efficient solution for cooling your computer case. This fan unit is designed to accommodate four 140mm fans, providing excellent airflow for your system.

The RF-U42hf-B1 F4-20 Core is engineered with a modern, minimalist design that seamlessly integrates with any build. The single frame design not only looks great but also ensures optimal airflow by reducing fan guard interference. Each fan mount features tool-less installation, making it easy to install and remove fans as needed.

The fans themselves are high-performance 140mm fans, delivering a static pressure of 3.4 mmH2O and a noise level of 22.6 dBA at maximum speed. These fans are designed to push air effectively through tight spaces and are perfect for use in radiators, fan filters, or other applications where high static pressure is required.

The RF-U42hf-B1 F4-20 Core is also built with convenience in mind. The fan hub is equipped with a 4-pin PWM connector, allowing you to control fan speeds using your motherboard's fan controller. Additionally, the fan unit comes with a 3-speed switch, giving you the option to manually adjust fan speeds for quieter operation or maximum cooling performance.

This fan unit is compatible with standard 140mm fan filters, making it easy to keep the fans clean and maintain optimal airflow. The RF-U42hf-B1 F4-20 Core is a must-have for any PC builder looking to maximize airflow and reduce noise in their system. With its modern design, high-performance fans, and convenient features, this fan unit is an excellent investment for any build.

The NZXT RF-U42hf-B1 F4-20 Core is a 420mm single frame fan unit that comes with three 140mm fans. Here are some potential pros and cons of buying this fan unit:

1. Large surface area: With a diameter of 420mm, this fan unit provides a large surface area for effective cooling.

2. Quiet operation: The fans are designed to operate quietly, making them ideal for use in a home environment.

3. Sleek design: The fan unit has a sleek and modern design that can complement any PC build.

4. Easy installation: The fan unit is easy to install, with tool-less mounting and a modular design that makes it easy to add or remove fans.

1. High power consumption: The fans consume a significant amount of power, which can increase your electricity bill.

2. Limited compatibility: The fan unit may not be compatible with all PC cases due to its size.

3. Expensive: Compared to other fan units with similar specifications, the NZXT RF-U42hf-B1 F4-20 Core can be quite expensive.

The NZXT RF-U42hf-B1 F4-20 Core is a high-performance fan unit that provides effective cooling and quiet operation. However, its high power consumption and limited compatibility can be drawbacks for some users. If you have the budget and the compatible case, this fan unit can be a great addition to your PC build.

If you're looking for an affordable and efficient alternative to the NZXT RF-U42hf-B1 F4-20 Core, you may want to consider other fan units with similar specifications but lower power consumption. For example, the Cooler Master MasterFan MF120R RGB ARGB 120mm Fan is a popular and affordable option that provides good cooling performance and RGB lighting. Alternatively, if you prefer a larger fan size for better airflow, you may want to consider the Corsair LL120 RGB Platinum 120mm Fan or the Noctua NF-A14 industrialPPC-3000 PWM fan.

Details:

Both of the RGB and ARGB connectors are labeled with a purple tag just below each connection, so as to not get them confused. I was going to keep it as looks real nice but got all Lina Li fans so won't look good with my case. Also just below the 3 pin ARGB connector, their is a 4 NZXT RGB connector. It comes with the 4 pin PWM fan power and 3 ARGB splutter cable for Nzxt 8 connector to their hubs.

I'm disabled so its been taking some time to work on swapping over the my PC into new case. This 420mm fan bracket is in brand new condition. My Brother bought me the NZXT H9 RGB Flow PC Case but I'm using my Lina Li SL Infinity fans instead.

part #: rfu42hfb1 prices

• $38.00-$54.80

specifications casefahea:

• brand: Nzxt
• mpn: Rf-u42hf-b1
• maximum rotational speed: 2000 Rpm
• compatible devices: Desktop
• cooling method: Fan
• wattage: 11.4 Watts
• maximum airflow volume: 98.61 Cfm
• item dimensions lxwxh: 16.54 X 5.51 X 1.02 Inches
• item length: 420mm
• fan light color: Multicolor
• power connection: 4-pin
• unit type: Unit
• manufacturer warranty: 3 Years
• voltage: 5 V
• compatible brand: Universal
• color: Black
• bearing type: Fluid
• material: Plastic
• noise level: 34.5 Decibels
• fan diameter: 140 Mm
• type: Case Fan
• item weight: 1.1 Pounds
• country of origin: China
• upc: 445054643637

offer casefahea:

• availability: In Stock
• best offers: True
• quantity: 1
• started: May 20, 2026
• sold: 0
• options: Ship-to-home

returns casefahea:

• policy: No Returns

shipping casefahea:

• type: Calculated
• class: Standard
• cost: $10.69
• carrier: USPS
• transit: 8-12 Days
• service: USPS Ground Advantage

seller casefahea:

• rating: 100.0%
• # reviews: 582
• city: Palm Bay, Florida

general casefahea:

• condition: New
• Computer Components Parts > Fans, Heat Sinks Cooling > Computer Case Fans

payments casefahea:

• wallet: Apple-pay
• other
• credit card: Discover

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