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F420U

420mm Ultra RGB Fan

New
Sale price$99.99
Color:White
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Overview

The NZXT Ultra RGB fan series delivers our most advanced lighting and cooling in a refined, modern package. Multi-zone addressable RGB across the hub, tracks, and inner bars creates dynamic, customizable effects, while precision-engineered blades and fluid dynamic bearings deliver whisper-quiet airflow under 37 dB. Available as standard 120 mm and 140 mm fans, or single-frame 360 mm and 420 mm designs that install with just four screws and one 8-pin connection.

  • Multi-zone addressable RGB — 32 LEDs (F120U/F140U), 96 LEDs (F360U/F420U)
  • Whisper-quiet operation under 37 dB at full speed
  • Precision-engineered blades and tight frame for high static pressure
  • Single-frame F360U and F420U install with four screws and one 8-pin connection
  • Anti-vibration corners reduce noise and resonance
  • 60,000-hour fluid dynamic bearing
  • Full customization via NZXT CAM with NZXT Control Hub or motherboard
  • Optional 5V ARGB header for basic motherboard control

MORE LIGHT. MORE CONTROL.

Ultra RGB fans that do more than glow—they bring your build to life. Multi-zone lighting dances across your setup with depth and motion, while whisper-quiet PWM cooling keeps your system calm.

CONTROL WITH CAM

Fan curves, thermal monitoring, and RGB personalization—everything in a single interface.
 
Requires NZXT Control Hub or NZXT motherboard (sold separately).

OPTIONAL DIRECT MOTHERBOARD CONTROL

Connect to a 5V ARGB header for basic lighting and fan control. Check LED compatibility.

PRECISE AIRFLOW

Aerodynamic blades and a precision-engineered frame move airflow through radiators and mesh.

WHISPER-QUIET COOLING

Stays under 37 dB at full speed with fluid dynamic bearings and anti-vibration corners.

BUILT TO LAST

Premium fluid dynamic bearings rated for 60,000+ hours deliver smooth, dependable cooling.

ALL-IN-ONE DESIGN

A single-frame design replaces multiple fans for a seamless look and simpler installation. Mounts with just four screws and one connection point. Includes an adapter cable for direct motherboard connection.

Tech Specs
Dimensions (L x W x H)
420 x 140 x 25 mm
Weight
647 g
Speed
500 – 2,400 ± 240 RPM
Airflow
92.2 CFM per fan
Static Pressure
5.1 mmH₂O per fan
Noise Level
36.9 dBA per fan
Speed (27 dBA)
1,700 RPM
Airflow (27 dBA)
61.73 CFM per fan
Static Pressure (27 dBA)
2.86 mmH₂O per fan
Rated Voltage
12 V DC (Fan) / 5 V DC (RGB)
Rated Current
1.03 A (Fan) / 1.4 A (RGB)
Input Power
19.36 W
Power Connector
NZXT 8-pin
Bearing
Fluid Dynamic Bearing
Lifespan
60,000 hours
Number of Blades
7 per fan
LED Quantity
96 LEDs
Cable Length
1 x 600 mm
Materials
PBT, PC, rubber, PCB
Warranty
5 years
Model Number
RF-E42US-WA (White) / RF-E42US-BA (Black)
UPC
810074848336 (White) / 810074848329 (Black)
EAN
5056547208190 (White) / 5056547208183 (Black)