The NZXT F420 RGB Core is a single-frame case fan unit for PC builders who want to add cooling and coordinated lighting across a large mounting area. Its integrated design suits custom desktop builds where straightforward installation and fewer individual fan connections are useful.

Three integrated fans share one frame, which streamlines fitting and cable management. Each fan runs at 500–2,000 RPM and delivers up to 98.61 CFM of airflow with 3.2 mm H₂O static pressure. PWM control adjusts fan speed in response to system temperatures, while fluid dynamic bearings support quiet, stable operation. Eight individually addressable LEDs per fan illuminate the semi-translucent blades, and rubber corners help reduce vibration. The fans can be used for intake or exhaust.

Key features

  • Single-frame construction brings the three fans together for installation as one unit.
  • One 8-pin connection carries PWM and RGB signals for the frame.
  • Speed range of 500–2,000 ± 200 RPM per fan.
  • Airflow of 98.61 CFM and static pressure of 3.2 mm H₂O per fan.
  • Eight individually addressable RGB LEDs per fan.
  • Fluid dynamic bearings have a rated lifespan of 60,000 hours.
  • Rubber corners help limit vibration noise during operation.

Compatibility

Check that your case has clearance for a 420 x 140 mm fan frame and supports its 25 mm thickness. For lighting and speed control through NZXT CAM, an NZXT controller or NZXT motherboard is required and sold separately. Alternatively, the included splitter cable lets you connect to a motherboard 5V ARGB header. Good to know: the NZXT controller is not included, and the motherboard lighting connection must be a 5V ARGB header.

In the box

  • NZXT F420 RGB Core
  • 4 x Mounting Screws
  • Splitter Cable

Specifications

Specification Detail
Product type Single-frame RGB fan unit
Part number RF-U42HF-B1
Dimensions (L x W x H) 420 x 140 x 25 mm
Weight 632 g
Fan speed 500 – 2,000 ± 200 RPM per fan
Airflow 98.61 CFM per fan
Static pressure 3.2 mm H2O per fan
Noise level 34.5 dBA per fan
Bearing Fluid Dynamic Bearing
Power connector 8-pin for PWM & RGB
LED quantity 8 LEDs per fan
Lifespan 60,000 hours
Colour Black
Warranty 5 years

The F420 RGB Core combines cooling, PWM speed adjustment and addressable RGB lighting in a compact single-frame assembly, making it a considered choice for a compatible PC build that needs three fans fitted together.

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