Amazon is currently listing the ASUS Prime MR120 ARGB Reverse Case Fan Triple Pack (Black) at $33.99, down from its $43.99 MSRP — a reduction of just under $10, or roughly 22%. That works out to approximately $11.33 per fan, which puts this triple pack within a dollar of the nearest direct competitor (the Corsair RS120-R Reverse, also at similar sale pricing right now) while offering more than twice the LED count and a thicker frame. The ASUS MR120 Reverse Triple Pack is available on Amazon as ASIN B0FNC15M25.

What Reverse-Blade Actually Means — and Why It Matters Here

Most 120mm case fans are built so the blades pull air in from the decorative “finished” face and exhaust it through the motor-hub side. Mount one of these as a front intake on a glass-panel tower and the fan’s least attractive face — the hub, the struts, the motor housing — ends up pointing into the case, visible through your side panel.

The MR120 Reverse solves that problem at the engineering level. Its blade pitch is inverted: the finished, LED-lit face remains pointing into the case interior while the fan still functions as a front intake, drawing air in from outside. The ASUS MR120 Reverse product page confirms this reverse orientation is available alongside the standard blade version. The result is that all three fans face forward through the glass, with their 20-LED ring illumination fully visible, without sacrificing airflow direction.

That makes this specific pack well-suited for front-intake positions on cases with glass side panels or mesh fronts — the growing majority of mid-range and enthusiast builds today. If your case puts the intake fans behind a transparent or open front panel, a reverse-blade fan gives you something worth looking at.

Specifications at a Glance

All ASUS MR120 Reverse specifications are confirmed on the ASUS US techspec page.

What the 28mm Frame Does — and What the Sleeve Bearing Costs You

The MR120 Reverse ships with a 28mm-deep frame rather than the 25mm standard. That 3mm of additional depth provides slightly more clearance between the blade tips and the frame wall, which reduces tip recirculation — the low-pressure turbulence that forms when a spinning blade passes too close to a fixed surface. In practical terms: a thicker frame can improve static pressure characteristics and reduce tonal noise at higher RPM, though the effect is modest. The ASUS MR120 techspec page reports 58 CFM of airflow and 1.38 mm H₂O of static pressure for the Reverse variant, which is adequate for mesh-front intake applications but not suited to pushing air through a dense radiator under load.

The bearing is a sleeve type — the most cost-effective bearing technology, using a porous sleeve impregnated with oil through which the fan shaft rotates. Sleeve bearings are rated for roughly 30,000 to 40,000 hours at 40°C (104°F), shorter than ball bearings (approximately 50,000–63,000 hours) or fluid dynamic bearings (up to 80,000 hours or more). The practical note for buyers: sleeve bearings perform best and retain their rated lifespan when mounted with the shaft vertical — exactly the orientation a front intake fan takes in a standard tower case. If you plan to use these fans in a horizontal bottom-intake position, a sleeve bearing fan will wear faster than a magnetic dome or fluid dynamic alternative.

For the use case this triple pack is specifically designed for — front intake on a vertical tower with a glass or mesh panel — the sleeve bearing is not a concern.

How It Connects to ASUS Aura Sync (and What You Need)

Each fan connects to a standard 3-pin 5V ARGB header on your motherboard, making it compatible with ASUS Aura Sync for synchronized lighting effects across ASUS hardware. The fans also support any motherboard that follows the standard 5V ARGB specification — including boards from MSI, Gigabyte, and ASRock — though software synchronization features will work best within their respective ecosystems.

Important header check before buying: confirm your motherboard has a 3-pin 5V ARGB header (usually labeled “ARGB” or “ADD_HEADER”). Older 4-pin 12V RGB headers, still present on boards from 2015 to 2017, are electrically incompatible. Plugging a 5V ARGB fan into a 12V RGB header will damage the LEDs.

The 20 ARGB LEDs per fan are arranged in a circular pattern, with dual-sided illumination on the frame so the glow wraps around both faces of the outer ring rather than only the blade side. At 1,600 RPM (max speed), each fan draws 2.16 watts, so the full triple pack adds approximately 6.5 watts of combined draw under full load.

How This Compares to Corsair’s Direct Competitor

The closest head-to-head competitor at the same price tier is the Corsair RS120-R ARGB Reverse Fan Triple Pack, which has been available at similar pricing in recent weeks. The comparison reveals meaningful tradeoffs in both directions:

The ASUS wins on LED count: 20 per fan vs. Corsair’s 8 per fan (2.5x more addressable LEDs). It also wins on frame depth (28mm vs. Corsair’s 25mm) and at its current deal price of $33.99 vs. comparable Corsair sale pricing.

The Corsair RS120-R wins on airflow: up to 65.82 CFM vs. 58 CFM — approximately 13% more air moved at max speed. It also wins on bearing type (magnetic dome bearing, which offers longer lifespan and no orientation sensitivity), warranty (5 years vs. ASUS’s 2 years), and cable management: a daisy-chain design connects multiple fans through a single PWM and ARGB cable run, vs. separate cables per fan for the ASUS.

The ASUS MR120 Reverse is the better choice if lighting density and frame aesthetics are your primary priorities. The Corsair RS120-R is the better choice if you want maximum airflow, longer-term reliability, or simpler cable routing inside the case.

Who Gets the Most Out of This Deal

This triple pack makes most sense for a few specific builder profiles.

Front intake, glass side panel builds: the reason the MR120 Reverse exists is precisely this configuration. Three fans cover a typical triple-120mm front mount in one purchase. If your case is a mesh-front or glass-panel design where intake fans are prominently visible, this is the product this engineering decision was made for.

ASUS Aura Sync ecosystem builds: if you’re already running an ASUS Prime motherboard and have Aura Sync coordinating your lighting, these fans slot in without additional software.

Builders prioritizing LED density over airflow peak: 20 ARGB LEDs per fan is a notably high count for this price point. If a bright, detailed ring effect matters more to you than moving a few extra CFM, the MR120 Reverse’s LED arrangement is a practical differentiator at this price.

Anyone completing a full three-fan front array: replacing all three intake fans at once from a single purchase means consistent spec, consistent lighting behavior, and consistent noise profile across the set.

What Does This Correct? Sizing the Deal

Amazon’s current price of $33.99 compares against a list price of $43.99 for ASIN B0FNC15M25. The discount is approximately 22.7% — just under $10 off the list price.

ASUS announced Prime MR120 in June 2025, positioning the series as the mainstream-tier entry in their fan lineup. The Reverse variant launched alongside the standard orientation at the same price point. The MR120 line is made by ASUS, headquartered in Taipei, Taiwan.

Deal pricing on Amazon can change without notice. If you’re considering this purchase, current pricing and availability should be verified directly on the product page before checkout.

Prices are accurate at the time of publication and are subject to change. TechTimes may earn a commission from purchases made through affiliate links.

Frequently Asked Questions

What is a reverse blade fan, and do I need one?

A reverse blade fan has its blade pitch inverted so that the decorative, LED-lit face points inward — toward the viewer looking through a glass side panel — while the fan still pulls air in from outside the case. Standard fans in intake positions show their motor-hub side to the interior, which is less attractive. You need a reverse blade fan only if your case puts intake fans in a visible position and you want them to look as good as they perform. For rear exhaust positions or radiator-push applications, standard fans work identically and are typically less expensive.

Will these fans work with my motherboard if I don’t have ASUS hardware?

Yes, provided your motherboard has a 3-pin 5V ARGB header (commonly labeled “ADD_HEADER” or “ARGB”). The MR120 fans follow the industry-standard ARGB specification and will synchronize with control software from MSI (Mystic Light), Gigabyte (RGB Fusion), and ASRock (Polychrome RGB), in addition to ASUS Aura Sync. The one thing to verify before buying: that your board has a 5V ARGB header, not the older 4-pin 12V RGB header, which is electrically incompatible.

How does the ASUS MR120 Reverse compare to the Corsair RS120-R at current prices?

At current Amazon pricing, the ASUS MR120 Reverse triple pack is $33.99, with the Corsair RS120-R in a comparable sale-price range. The ASUS offers more LEDs (20 vs. 8 per fan) and a thicker frame (28mm vs. 25mm). The Corsair offers more airflow (65.82 CFM vs. 58 CFM), a better bearing type (magnetic dome vs. sleeve), a longer warranty (5 years vs. 2 years), and daisy-chain cabling. Neither is universally superior — the right choice depends on whether lighting density or airflow and longevity matter more to your build.

Does the sleeve bearing matter for front intake mounting?

For a standard tower case with front-mounted intake fans, no. Sleeve bearings perform optimally and retain their full rated lifespan when mounted with the shaft vertical — exactly the orientation front intake fans take. The bearing orientation sensitivity only becomes relevant for horizontal or angled mounts, such as bottom intake positions. If you plan to use all three fans as front intakes on a vertical tower, the sleeve bearing is not a concern for this triple pack.