NZXT
F420 RGB Core - 420mm Single-Frame Fan Unit with 3 x 140mm RGB Fans - Speed & Lighting Control - High Static Pressure & Airflow - Fluid Dynamic Bearings - 8 aRGB LEDs Per Fan - Black
*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.
Bottom line: The F420 RGB Core - 420mm Single-Frame Fan Unit with 3 x 140mm RGB Fans - Speed & Lighting Control - High Static Pressure & Airflow - Fluid Dynamic Bearings - 8 aRGB LEDs Per Fan - Black is a niche pick — read recent reviews before buying in the cooling & fans category, priced around $44.99. Read recent reviews carefully before committing.
NZXT F420 RGB Core (RF-U42HF-B1) single-frame fans seamlessly integrates multiple fans for simple installation while offering superior cooling, silent performance, and vibrant RGB
SpecPicks Verdict
SpecPicks classifies NZXT F420 RGB Core - 420mm Single-Frame Fan Unit with 3 x 140mm RGB… as a niche pick — read recent reviews before buying in the cooling & fans category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. NZXT's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by NZXT's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- ALL-IN-ONE DESIGN — Single-frame unit with integrated fans streamlines installation and lighting control—no need to connect individual fans.
- VERSATILE CONNECTIVITY — Simply connect to an NZXT controller (sold separately) for lighting and speed control via NZXT CAM software. Or, connect to any motherboard's 5V aRGB header using the included splitter cable.
- OPTIMAL PERFORMANCE — Fan blades are designed to boost static pressure to push air through tight spaces while ensuring superior airflow.
- SILENT & DURABLE — Fluid dynamic bearings ensure quiet performance and longevity across an exceptional 60,000 hour lifespan.
- VIBRANT LIGHTING — Eight individually addressable RGB LEDs per fan hub shine through semi-translucent blades for personalized lighting effects.
Full Specifications
| Brand | NZXT |
|---|---|
| Color | Black |
| Model | RF-U42HF-B1 |
| Voltage | 5 Volts (DC) |
| Wattage | 11.4 watts |
| Unit Count | 3.0 Count |
| Noise Level | 34.5 Decibels |
| Part Number | RF-U42HF-B1 |
| Cooling Method | Fan |
| Number of Items | 1 |
| Compatible Devices | Desktop |
| Power Connector Type | 4-Pin |
| Warranty Description | 5 Year Manufacturer |
| Maximum Rotational Speed | 2000 RPM |
Ready to buy?
NZXT F420 RGB Core - 420mm Single-Frame Fan Unit with 3 x 140mm RGB Fans - Speed & Lighting Control - High Static Pressure & Airflow - Fluid Dynamic Bearings - 8 aRGB LEDs Per Fan - Black is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.
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