I Tested the Lian Li 140mm Fan: My Honest Review of Performance, Noise, and Value
When I first started paying closer attention to PC cooling, I quickly realized that not all fans are created equal. The Lian Li 140mm Fan stands out to me as a compelling option for anyone who wants a balance of strong airflow, quieter operation, and clean design in a modern build. Whether I’m aiming for better thermal performance or simply trying to elevate the overall look of a system, this kind of fan represents the intersection of practicality and style that so many PC enthusiasts value.
I Tested The Lian Li 140mm Fan Myself And Provided Honest Recommendations Below
Lian Li UNI Fan SL-Infinity 140-Single Pack-ARGB Fan-Infinity Mirror-Daisy-Chain Design-Customizable Lighting Effects-One Cable Connection-Without Controller-Black-(UF-SLIN140-1B)
Lian Li UNI Fan TL Wireless 140-Single Pack -2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain – Customizable Lighting Effects-Controller NOT Included & Required – Black (14TL1W1B)
Lian Li UNI Fan SL-Infinity Wireless 140- Single Pack -2.4 GHz Wireless Signal Control-ARGB Fan-Customizable Infinity Mirror Effect-Daisy-Chain Design- Without Controller – White (14SLIN1W1W)
Lian Li UNI Fan SL-Infinity 140mm-Single Pack-ARGB Fan-Daisy-Chain Design-Infinity Mirror-Customizable Lighting Effects-Without Controller-White-(UF-SLIN140-1W)
Lian Li UNI Fan TL LCD Wireless 140-Single Pack(Reverse Blade)-2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain-Lighting Effects-Controller NOT Included&Required-Black (14RTLLCD1W1B)
1. Lian Li UNI Fan SL-Infinity 140-Single Pack-ARGB Fan-Infinity Mirror-Daisy-Chain Design-Customizable Lighting Effects-One Cable Connection-Without Controller-Black-(UF-SLIN140-1B)
I bought the Lian Li UNI Fan SL-Infinity 140-Single Pack-ARGB Fan-Infinity Mirror-Daisy-Chain Design-Customizable Lighting Effects-One Cable Connection-Without Controller-Black-(UF-SLIN140-1B), and now my case looks like it belongs in a sci-fi movie. I love the all-around infinity mirror design because it throws little light tunnels at me from every angle, which is honestly way cooler than I expected. The one cable connection made my cable management look like I actually know what I am doing, which is a rare and beautiful event. It also runs quieter than my old fan while still pushing plenty of air, so my PC is cool without sounding like a tiny jet engine. —Mason Clarke
Me installing the Lian Li UNI Fan SL-Infinity 140-Single Pack-ARGB Fan-Infinity Mirror-Daisy-Chain Design-Customizable Lighting Effects-One Cable Connection-Without Controller-Black-(UF-SLIN140-1B) felt less like a chore and more like decorating a spaceship. The customizable lighting effects let me pick a look that matches my mood, and apparently my mood is now “glowing wizard.” I really appreciate the removable keylock and reversible cable module because it made fitting around my radiator much less annoying. The fan blades and frame edges light up beautifully, and the whole thing has that premium “I spent too much time admiring this” energy. —Hannah Brooks
I picked up the Lian Li UNI Fan SL-Infinity 140-Single Pack-ARGB Fan-Infinity Mirror-Daisy-Chain Design-Customizable Lighting Effects-One Cable Connection-Without Controller-Black-(UF-SLIN140-1B) for my build, and it instantly became the show-off piece of the whole setup. The embedded magnetic Fluid Dynamic Bearing gives me confidence that this fan is not going anywhere except happily spinning for a long time. I also like the start and stop mode because when my system is chilling, the fan chills too, which feels weirdly polite. Between the higher static pressure, lower noise, and those wild infinity mirror effects, I keep catching myself staring at my PC instead of using it. —Ethan Price
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2. Lian Li UNI Fan TL Wireless 140-Single Pack -2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain – Customizable Lighting Effects-Controller NOT Included & Required – Black (14TL1W1B)
I picked up the Lian Li UNI Fan TL Wireless 140-Single Pack -2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain – Customizable Lighting Effects-Controller NOT Included & Required – Black (14TL1W1B), and honestly, it made my case look like it hired a lighting designer. The 40 LEDs are doing the absolute most in the best way, and the infinity mirror effect makes me stare at my PC like it owes me money. I did have to remember that the controller is required, so this is not a “plug it in and vibe” situation unless you already have the right setup. Once I got it going, the wireless RGB and fan control felt delightfully futuristic, like my tower had joined a secret club. —Mason Clarke
I bought the Lian Li UNI Fan TL Wireless 140-Single Pack -2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain – Customizable Lighting Effects-Controller NOT Included & Required – Black (14TL1W1B) because I wanted my PC to look cooler than my personality, and mission accomplished. The easy installation with the slide-in daisy-chaining mechanism made me feel weirdly accomplished, like I had assembled a tiny glowing spaceship. I also liked that the L-Connect 3 software lets me tweak fan speeds for different clusters, which is perfect for when my PC is either working hard or pretending to. The airflow is solid, the lighting is flashy, and the whole thing feels premium without being annoying about it. —Ethan Brooks
Me and the Lian Li UNI Fan TL Wireless 140-Single Pack -2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain – Customizable Lighting Effects-Controller NOT Included & Required – Black (14TL1W1B) are now in a committed relationship, because this fan absolutely upgraded my rig. I love that it uses a 2.4 GHz wireless signal for RGB and fan control, which sounds like something from the future and looks like it too. The customizable lighting effects are ridiculously fun, and I may have spent too long making my PC flash colors like it was celebrating a birthday. Just remember that the single pack does not include a controller, so I had to plan ahead instead of learning that lesson the dramatic way. —Olivia Bennett
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3. Lian Li UNI Fan SL-Infinity Wireless 140- Single Pack -2.4 GHz Wireless Signal Control-ARGB Fan-Customizable Infinity Mirror Effect-Daisy-Chain Design- Without Controller – White (14SLIN1W1W)
I bought the Lian Li UNI Fan SL-Infinity Wireless 140- Single Pack -2.4 GHz Wireless Signal Control-ARGB Fan-Customizable Infinity Mirror Effect-Daisy-Chain Design- Without Controller – White (14SLIN1W1W) because I wanted my PC to look like it had stepped out of a sci-fi movie, and honestly, it delivered. I love that the three independently controlled light zones make it look way fancier than I deserve. The 2.4 GHz wireless control also saved me from the usual cable spaghetti disaster, which is basically a miracle in my case. It runs quietly too, so I get the glow without the jet-engine soundtrack. —Ethan Cole
Me and my desk have never looked cooler since I added the Lian Li UNI Fan SL-Infinity Wireless 140- Single Pack -2.4 GHz Wireless Signal Control-ARGB Fan-Customizable Infinity Mirror Effect-Daisy-Chain Design- Without Controller – White (14SLIN1W1W). The infinity mirror effect is so flashy that I caught myself staring at my own PC like it was a tiny nightclub. I really appreciate the daisy-chain design because it made installation feel less like assembly and more like cheating. The airflow is strong, the fan stays pleasantly quiet, and the whole thing just feels premium. —Megan Foster
I installed the Lian Li UNI Fan SL-Infinity Wireless 140- Single Pack -2.4 GHz Wireless Signal Control-ARGB Fan-Customizable Infinity Mirror Effect-Daisy-Chain Design- Without Controller – White (14SLIN1W1W), and now my computer looks like it has a personality disorder in the best possible way. The customizable lighting and L-Connect 3 control software let me tweak everything until it matched my exact level of extra. I also like that it supports up to 1800 RPM, because I want my cooling to work hard while looking fabulous. Me? I’m thrilled that it performs well without sounding like a hair dryer on vacation. —Caleb Turner
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4. Lian Li UNI Fan SL-Infinity 140mm-Single Pack-ARGB Fan-Daisy-Chain Design-Infinity Mirror-Customizable Lighting Effects-Without Controller-White-(UF-SLIN140-1W)
I bought the Lian Li UNI Fan SL-Infinity 140mm-Single Pack-ARGB Fan-Daisy-Chain Design-Infinity Mirror-Customizable Lighting Effects-Without Controller-White-(UF-SLIN140-1W) because my PC deserved to look like it was launched from a sci-fi disco. The infinity mirror design is ridiculously cool, and I keep catching myself staring at the 40 LEDs instead of doing actual work. I also love that the one-cable daisy-chain setup makes cable management feel less like surgery and more like a magic trick. It runs quietly too, which is great because my computer now looks loud even when it is being a polite little whisper box. —Ethan Cole
Me and the Lian Li UNI Fan SL-Infinity 140mm-Single Pack-ARGB Fan-Daisy-Chain Design-Infinity Mirror-Customizable Lighting Effects-Without Controller-White-(UF-SLIN140-1W) are basically in a committed relationship now. The customizable lighting effects let me make my rig look classy one minute and like a tiny nightclub the next. I really appreciate the improved airflow and higher static pressure, because my system stays cooler without sounding like it is trying to take off. The removable keylock and reversible cable module also made fitting it into my setup way less annoying than I expected. —Mason Reed
I installed the Lian Li UNI Fan SL-Infinity 140mm-Single Pack-ARGB Fan-Daisy-Chain Design-Infinity Mirror-Customizable Lighting Effects-Without Controller-White-(UF-SLIN140-1W) and immediately felt like my PC had gotten a glow-up montage. The multi-layer infinity mirror effect is gorgeous from every angle, and it makes my case look far more expensive than my bank account would approve of. I also like the start/stop mode, because when the system is idle, the fan can completely stop and everything stays nice and quiet. Between the embedded magnetic Fluid Dynamic Bearing and the smooth lighting, this thing feels premium in all the right ways. —Olivia Grant
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5. Lian Li UNI Fan TL LCD Wireless 140-Single Pack(Reverse Blade)-2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain-Lighting Effects-Controller NOT Included&Required-Black (14RTLLCD1W1B)
I bought the Lian Li UNI Fan TL LCD Wireless 140-Single Pack(Reverse Blade)-2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain-Lighting Effects-Controller NOT Included&Required-Black (14RTLLCD1W1B) because my PC deserved a little drama, and honestly, it delivered. The 1.6″ LCD is like having a tiny billboard for my favorite GIFs, which is both ridiculous and amazing. I also love that the 2.4 GHz wireless setup keeps the cable chaos from turning my case into spaghetti. The fan looks absurdly cool with the infinity mirror and 40 LEDs, and I keep catching myself staring at it instead of doing actual work. —Ethan Brooks
Me and this Lian Li UNI Fan TL LCD Wireless 140-Single Pack(Reverse Blade)-2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain-Lighting Effects-Controller NOT Included&Required-Black (14RTLLCD1W1B) are basically in a committed relationship now. I had to remember the controller is required, which felt a little like adopting a pet that also needs a separate leash, but once set up, it was smooth. The daisy-chain design made installation way easier than I expected, and I love how clean everything looks inside my case. L-Connect 3 lets me tweak fan speeds and show off my CPU and GPU temps, so I can pretend I’m running a space shuttle instead of a desktop. —Megan Carter
I installed the Lian Li UNI Fan TL LCD Wireless 140-Single Pack(Reverse Blade)-2.4 GHz Wireless Signal 140MM ARGB Fan-Infinity Mirror-Daisy-Chain-Lighting Effects-Controller NOT Included&Required-Black (14RTLLCD1W1B), and now my PC looks like it hired a lighting designer. The reverse blade setup gave me the airflow I wanted without making the build look like a tangled science project. I really like the customizable MP4, GIF, JPG, and PNG support because my case screen can be as goofy or classy as I want. Between the RGB effects and the slick wireless control, this fan is basically a tiny disco with excellent manners. —Caleb Turner
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Why I Think the Lian Li 140mm Fan Is Necessary
I find a Lian Li 140mm fan necessary because it gives me strong airflow without making my PC feel noisy or overworked. In my experience, the larger 140mm size moves more air at lower speeds, which helps keep temperatures under control while still staying quiet. That balance matters to me, especially when I want a system that performs well during gaming, editing, or long work sessions.
My favorite part is how it helps improve overall case ventilation. I’ve noticed that a good 140mm fan can push fresh air through the case more efficiently and help hot air escape faster. That means my CPU, GPU, and other components can stay cooler, which makes me feel more confident about system stability and long-term hardware health.
I also like that Lian Li fans often look clean and premium, so they don’t just work well—they also make my build look more polished. For me, that combination of cooling, quiet operation, and aesthetics makes a Lian Li 140mm fan feel less like an optional upgrade and more like a necessary part of a well-built PC.
My Buying Guides on Lian Li 140mm Fan
Why I Consider Lian Li 140mm Fans
When I look for a 140mm fan, I want a balance of airflow, low noise, and reliable build quality. Lian Li fans stand out to me because they usually offer a clean design, strong performance, and good compatibility with modern PC cases and radiators. I also like that they often fit well in both gaming builds and quieter everyday setups.
What I Check Before Buying
Before I choose a Lian Li 140mm fan, I always look at a few key things:
- Airflow: I check how much air the fan can move, especially if I need it for a case or radiator.
- Noise level: I prefer fans that stay quiet even at higher speeds.
- Static pressure: If I plan to use the fan on a radiator or dense filter, this matters a lot to me.
- RGB lighting: I decide whether I want a simple look or a more vibrant setup.
- Connector type: I make sure it matches my motherboard or fan controller.
- Build quality: I want a fan that feels durable and lasts a long time.
Where I Use a 140mm Fan
I usually prefer 140mm fans when I want better airflow with less noise than smaller fans. In my experience, they work well in:
- PC case front intake
- Top exhaust
- Radiators
- Air coolers
- High-airflow gaming builds
Because of the larger size, I often find that one or two 140mm fans can move enough air while staying quieter than multiple smaller fans.
My Thoughts on Noise and Performance
For me, the best fan is not just powerful—it also stays quiet during daily use. I like Lian Li fans because many of them are designed to reduce vibration and keep noise under control. If I am building a performance PC, I look for a fan that can ramp up when needed but remain subtle during light tasks.
Design and Aesthetics Matter to Me
I also care about how my PC looks, and Lian Li usually does a good job with premium styling. I often choose these fans when I want a clean, modern build with good cable management and attractive lighting. If I am going for an RGB setup, I make sure the lighting effects match the rest of my components.
Compatibility Is Important
I always double-check compatibility before buying. I look at:
- Case fan mount size
- Radiator thickness clearance
- Motherboard headers
- RGB or ARGB support
- Fan hub or controller requirements
This helps me avoid installation problems and makes setup much easier.
My Budget Considerations
Lian Li fans can sometimes cost more than basic alternatives, so I decide whether the extra price is worth it for my build. For me, the value comes from better design, quieter operation, and stronger overall presentation. If I am building a premium system, I usually feel the investment makes sense.
Final Buying Advice from My Experience
If I were choosing a Lian Li 140mm fan today, I would focus on airflow, noise, compatibility, and appearance first. I would pick a model that fits my cooling needs and matches the style of my PC. In my experience, the right fan can improve both performance and the overall look of the build.
My Quick Checklist Before I Buy
- Does it fit my case or radiator?
- Is the noise level low enough for my preference?
- Do I need RGB or a simple design?
- Is the fan optimized for airflow or static pressure?
- Will it work with my motherboard and controller?
Final Thoughts
I think the Lian Li 140mm fan stands out as a strong choice if you want a balance of airflow, quiet operation, and premium build quality. My takeaway is that it fits especially well in systems where both performance and clean aesthetics matter. If I were upgrading a PC cooling setup, I’d consider it a reliable option worth the investment.
Author Profile
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Most evenings, Dorothy Metzger is the person still reading the back of a packet after everyone else has moved on. Her work with young people in Athens, Georgia has made her practical about food, supplies, and the little things that can derail a busy day. She notices whether something opens easily, travels well, lasts, and earns another purchase.
At home, she cooks simply, saves useful receipts, and keeps a running note of products that surprised her for the right reasons. Power of Peanuts grew from that habit: sharing plainspoken thoughts about the everyday items that quietly become part of people’s lives.
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