Cooler Master

Cooler Master MasterFan MF140 Halo Fan, Duo-Ring ARGB Customizable Lighting, 140mm PWM Static Pressure, ARGB Header Extender for PC Case, Liquid and Air Cooler (MFL-B4DN-15NPA-R1)

Name: Cooler Master MasterFan MF140 Halo Fan, Duo-Ring ARGB Customizable Lighting, 140mm PWM Static Pressure, ARGB Header Extender for PC Case, Liquid and
Brand: Cooler Master
SKU: B08Y67FWYR
Price: 24.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$24.99

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View Current Price on Amazon → Compare to similar cooling & fans

*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The Cooler Master MasterFan MF140 Halo Fan, Duo-Ring ARGB Customizable Lighting, 140mm PWM Static Pressure, ARGB Header Extender for PC Case, Liquid and Air Cooler (MFL-B4DN-15NPA-R1) is a niche pick — read recent reviews before buying in the cooling & fans category, priced around $24.99. Compare close alternatives before committing.

The Cooler Master MasterFan MF140 Halo brings a Duo-Ring ARGB layout to a 140mm PWM case fan, wrapping 24 individually addressable 3-pin LEDs across two illuminated rings instead of a single hub glow. That dual-ring design is the reason this fan photographs well through a tempered-glass side panel, and the included ARGB header extender means you can chain lighting without hunting for extra motherboard headers. Underneath the lighting is a hybrid static-pressure blade profile that blends an Air Balance blade with a wave-shape edge, so the MF140 Halo pushes air through the fin stacks of a CPU…

SpecPicks Verdict

SpecPicks scored Cooler Master MasterFan MF140 Halo Fan, Duo-Ring ARGB Customizable… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the cooling & fans category. Cooler Master's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

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 Cooler Master'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

Duo-Ring Addressable RGB Lighting: 24 Individually Controlled ARGB 3-Pin LEDs for a stunning visual effect.
Performance Engineered: Hybrid Static Pressure blade design to tackle resistances in CPU liquid radiator, low-noise or mesh chassis ventilation while boosting overall airflow
Silent Cooling Technology: Noise Reduction Technology and Sound Absorbing Materials for a quieter and longer lifespan cooling solution
PWM Fan Control: Dynamic speed adjustment between 650 rpm to 1,500 rpm, minimizing noise or maximizing airflow
Certified Compatibility: Compatible with most of AddressableRGB capable motherboards Aura, Mystic Light and Polychome Sync

Full Specifications

Brand	Cooler Master
Model	MFL-B4DN-15NPA-R1
Voltage	12 volts
Wattage	1.8 watts
Material	Plastic
Unit Count	1 Count
Noise Level	30 db
Part Number	MFL-B4DN-15NPA-R1
Compatibility	PC
Material Type	Plastic
Cooling Method	Fan
Number of Items	1
PWM Fan Control	Dynamic speed adjustment between 650 rpm to 1,500 rpm, minimizing noise or maximizing airflow
Air Flow Capacity	55 cfm
Compatible Devices	Desktop
Included Components	MF120 Prismatic
Power Connector Type	4-Pin
Warranty Description	2 Years
Performance Engineered	Hybrid Static Pressure blade design to tackle resistances in CPU liquid radiator, low-noise or mesh chassis ventilation while boosting overall airflow
Certified Compatibility	Compatible with most of AddressableRGB capable motherboards Aura, Mystic Light and Polychome Sync

Ready to buy?

Cooler Master MasterFan MF140 Halo Fan, Duo-Ring ARGB Customizable Lighting, 140mm PWM Static Pressure, ARGB Header Extender for PC Case, Liquid and Air Cooler (MFL-B4DN-15NPA-R1) 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.

View Current Price on Amazon →

*Price sourced from Amazon.com. Price and availability subject to change.