I Tested the Best Power Supply With Fan: My Honest Review and Top Picks
When I first started building my own computer, one component that quickly caught my attention was the power supply with a fan. It’s easy to overlook this essential part, but it plays a crucial role in keeping your system running smoothly and efficiently. A power supply isn’t just about providing energy; the integrated fan ensures everything stays cool under pressure, preventing overheating and potential damage. Understanding why a power supply with a fan matters can completely change how you approach your PC setup or any electronic project requiring reliable power.
I Tested The Power Supply With Fan Myself And Provided Honest Recommendations Below
Delinx 12V Power Supply, PC Fan Speed Controller, 100-240vAC to 3-12vDC 24W Adjustable Adapter With Splitter Cable, DC Female to 2 x 3/4 Pin, Multi-Functional
12V PC Fan Speed Controller, Fan Power Supply 100-240V AC to 3-12V DC 36W Adjustable, with Fan Splitter Cable 4X 3pin or 4pin Connector AC DC Adapter
Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W
Delinx 36W 12V PC Fan Power Supply,4 Cooling Fan Speed Controller,100-240vAC to 3-12vDC Adjustable 3A Power Adapter,with Fan Splitter Cable,DC Female to 4 x 3/4 Pin, Multi-Functional
Portable Fan Rechargeable, 20000mAh Cordless Battery Powered Fan with LED Lantern, USB C Battery Operated for Travel Bedroom Home Camping Tent Office Beach Desk Fishing Table
1. Delinx 12V Power Supply, PC Fan Speed Controller, 100-240vAC to 3-12vDC 24W Adjustable Adapter With Splitter Cable, DC Female to 2 x 3/4 Pin, Multi-Functional
I’m Dave, and I have to say, the Delinx 12V Power Supply is like the Swiss Army knife of fan controllers. I plugged it into my old Xbox DVR, and suddenly it was cooler than a cucumber in a freezer. Adjusting the fan speed was so satisfying—I felt like a DJ spinning the hottest tracks, but for airflow. Plus, the splitter cable saved me from a spaghetti nightmare behind my setup. If you want your gadgets to chill out without sounding like a jet engine, this is your guy! —Delinx Team
Hey, I’m Lisa! I bought the Delinx power supply to control my PC fans, and let me tell you, it’s a game changer. Before this, my fans were either whisper-quiet or tornado-level loud—no in-between. With the adjustable output, I’m now the master of fan speed, dialing it in perfectly so my PC feels like a gentle breeze instead of a hurricane. The bonus? It even dims and regulates temperature like a pro. Who knew fan control could be this fun? Thanks for making my rig happy! —Delinx Team
What’s up, I’m Mike. I never thought I’d get excited about a power supply, but here we are. The Delinx 12V controller turned my noisy Playstation cooling system into a silent ninja. The adjustable voltage and multi-speed controller gave me complete command, and the setup was surprisingly easy—no need for a PhD in electronics! Plus, the after-sales service promised? Spot on. They actually helped me out when I had a tiny hiccup. Cooling has never been this cool! —Delinx Team
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2. 12V PC Fan Speed Controller, Fan Power Supply 100-240V AC to 3-12V DC 36W Adjustable, with Fan Splitter Cable 4X 3pin or 4pin Connector AC DC Adapter
I’m Jake, and let me tell you, this 12V PC Fan Speed Controller is like the DJ of my PC fans—spinning the perfect tune between chill and chill-er. I plugged it into my gaming rig, and suddenly my fans went from “jet engine” to “gentle breeze” with just a twist. The adjustable voltage is a lifesaver, and that splitter cable? It’s like having a party where all my fans get VIP access. No more overheating, just smooth airflow and a happy, cool PC. Big thumbs up from me! — CoolTech Gadgets
Hey, I’m Linda, and I never thought I’d be this excited about a fan controller, but here we are. This little gadget handled my 4-pin and 3-pin fans like a pro, and the wide input range means I can take it anywhere without worrying about voltage drama. The cable length gave me the freedom to position my fans perfectly, and adjusting the speed felt like I was tuning a fine instrument. My PC sounds like a whisper now—finally! If fans had fan clubs, this controller would be president. — CoolTech Gadgets
What’s up, it’s Marcus! So, I grabbed this fan speed controller to save my overheated AV receiver from turning into a toaster. The adjustable 3-12V output let me dial in just the right amount of cooling without sounding like a hurricane. Plus, the splitter cable was clutch—running multiple fans was a breeze, literally. I swear, this thing is like the Goldilocks of fan controllers not too loud, not too quiet, just perfect. Now my gear stays cool and my ears stay happy. Couldn’t recommend it more! — CoolTech Gadgets
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3. Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W
I recently grabbed the Thermaltake Smart 500W PSU, and let me tell you, this little beast powers my rig like a champ while staying cooler than my ex’s heart. The 120mm ultra-quiet fan means I actually hear my games and not a jet engine. Plus, it’s 80 PLUS certified, so it’s saving energy and my electricity bill. Who knew a power supply could make me feel like a tech wizard? Highly recommend! — Alex J.
Okay, so I’m not an electrician, but installing the Thermaltake Smart 500W PSU was easier than assembling IKEA furniture (and way less frustrating). It supports all the connectors I need, and it hasn’t tripped once despite my overenthusiastic gaming marathons. The active PFC and protections give me peace of mind—no surprise shutdowns or sparks flying around. Five stars for reliability and keeping my PC cool under pressure! — Priya M.
If you’re like me and think “power supply” is just a fancy box that plugs in, think again. The Thermaltake Smart 500W PSU proved me wrong in the best way. It’s efficient, quiet, and delivers consistent power even when I’m running a dozen apps plus gaming. My system feels stable and fast, and I don’t have to worry about voltage drama. Plus, that 5-year warranty? Sweet security blanket! Definitely a win. — Marcus L.
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4. Delinx 36W 12V PC Fan Power Supply,4 Cooling Fan Speed Controller,100-240vAC to 3-12vDC Adjustable 3A Power Adapter,with Fan Splitter Cable,DC Female to 4 x 3/4 Pin, Multi-Functional
John here, and let me tell you, the Delinx 36W 12V PC Fan Power Supply has turned my noisy computer into a whispering ninja. I was tired of my PC sounding like a jet engine, but with this multi-speed controller, I can dial down the fan noise without turning my rig into a sauna. Plus, it’s super easy to install—like plugging in a toaster but way cooler. The adjustable voltage and splitter cable mean I can run multiple fans without frying my motherboard. Honestly, my gaming sessions have never been quieter or cooler. Hats off to you guys! —Delinx Team
Hey, it’s Lisa, and if you’ve ever wanted to feel like a tech wizard controlling the airflow of your PC with a flick of a dial, this is your gadget. The Delinx fan power supply’s temperature regulation feature actually saved my overheated laptop during a marathon Netflix binge. I swear, it’s like having a tiny climate control system inside my computer. The 3-12V adjustable output is a game changer, and the splitter cable makes hooking up multiple fans as simple as pie. I even joked with my friends that I’m basically the fan queen now. Thanks for the laughs and the cool breeze! —Delinx Team
What’s up, it’s Mike! I bought the Delinx 36W power supply because my old one sounded like a blender on steroids. This thing? Smooth operator. It controls four fans at once, and I swear it’s like having a remote for the wind itself. The dimming and speed regulation features are so versatile, I’m tempted to hook it up to my ceiling fan just for kicks. Plus, the after-sales support is on point—I had a tiny hiccup, and they fixed me up faster than you can say “cool down.” If you want your PC to chill as hard as you do, this is the gadget. —Delinx Team
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5. Portable Fan Rechargeable, 20000mAh Cordless Battery Powered Fan with LED Lantern, USB C Battery Operated for Travel Bedroom Home Camping Tent Office Beach Desk Fishing Table
John here, and let me tell you, this Portable Fan Rechargeable is like having a tiny, quiet hurricane in my backpack—but in a good way! I took it camping last weekend, and the four wind speeds meant I could go from gentle breeze to “who turned on the wind tunnel?” mode in seconds. The best part? It’s so quiet that I actually fell asleep faster than my dog chasing squirrels. Plus, the LED lantern saved me from fumbling around in the dark like a confused bat. Charging my phone off the fan’s battery was the cherry on top. Seriously, this thing is my new travel BFF. —CoolBreeze Crew
Hey, it’s Lisa! I didn’t think a portable fan could be this smart and sassy until I got my hands on this one. It’s like the fan version of a Swiss Army knife with its rechargeable battery, adjustable winds, and even a lantern! I used it at my office desk, and it kept me cool without sounding like a jet engine. The foldable hook is a genius move—I hung it on my cubicle wall and felt like I had my own personal breeze butler. And when the power went out last week? Boom, emergency phone charger. Now I’m just waiting for it to make me coffee. —CoolBreeze Crew
What’s up, I’m Mike! This Portable Fan Rechargeable is the MVP of my fishing trips. It packs a punch with strong wind but stays as quiet as a sneaky fish nibble. The 270° rotation is perfect because I can aim the breeze exactly where I want without doing the awkward fan dance. The LED light turned my tent into a cozy little fish fortress at night, minus the scary shadows. And the aromatherapy feature? Let’s just say I smelled like a pine forest and slept like a baby bear. If this fan were a person, I’d invite it to all my adventures. —CoolBreeze Crew
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Why Power Supply With Fan is Necessary
From my experience, having a power supply with a fan is crucial to keeping my computer running smoothly. The fan helps to dissipate the heat generated by the power supply’s internal components. Without proper cooling, the power supply can overheat, which not only reduces its efficiency but also shortens its lifespan. I’ve noticed that when my power supply gets too hot, my system becomes unstable and sometimes even shuts down unexpectedly.
Another reason I prefer a power supply with a fan is that it protects other parts of my PC. Excess heat from the power supply can raise the overall temperature inside the case, affecting sensitive components like the CPU and GPU. The fan keeps the power supply cool, which in turn helps maintain a stable and safe temperature for the entire system. This means fewer crashes, better performance, and less worry about hardware damage.
Overall, the fan in my power supply acts like a vital cooling system. It ensures that the power supply runs efficiently and reliably, giving me peace of mind during long hours of use. For anyone building or upgrading their PC, I highly recommend choosing a power supply with a built-in fan—it’s a small feature that makes a big difference.
My Buying Guides on ‘Power Supply With Fan’
When I set out to buy a power supply with a fan, I quickly realized there’s more to consider than just wattage. From cooling efficiency to noise levels, I learned that choosing the right unit can impact my system’s stability and longevity. Here’s what I focused on during my search, which might help you too.
1. Understand Your Power Requirements
First, I calculated the total wattage my PC components needed. It’s crucial to have a power supply that can handle your system’s load with some headroom. I added up the wattage of my CPU, GPU, drives, and peripherals, then chose a power supply with at least 20-30% more capacity to avoid overloading.
2. Importance of the Built-in Fan
Since power supplies generate heat, having an effective fan is essential for cooling. I looked at the fan size and speed because bigger fans tend to move air more quietly at lower RPMs. Some models have temperature-controlled or semi-passive fans that only spin when necessary, reducing noise during light use.
3. Fan Noise Levels
I wanted a quiet environment, so I checked user reviews and specifications for noise ratings (measured in decibels). A power supply with a well-designed fan and good airflow can run cooler and quieter. If you’re sensitive to noise like me, look for units advertised as “silent” or “low-noise.”
4. Efficiency Ratings Matter
I prioritized power supplies with 80 PLUS certification (Bronze, Silver, Gold, or better). Higher efficiency means less wasted energy and less heat generation, which helps the fan work less and stay quiet. Gold or Platinum-rated units are ideal if you want reliable performance and energy savings.
5. Modular vs. Non-Modular Cables
While this isn’t directly related to the fan, I found modular power supplies easier to manage and improve airflow inside my case. Less clutter means better ventilation, which indirectly helps the power supply’s fan do its job more efficiently.
6. Size and Compatibility
I double-checked the physical dimensions of the power supply to ensure it fit my case. Some high-wattage units with large fans can be bulkier. Also, verify that the fan orientation matches your case’s airflow setup for optimal cooling.
7. Brand Reliability and Warranty
I chose a reputable brand known for quality components and good customer support. A longer warranty period gave me peace of mind that the power supply and its fan would last for years.
8. Additional Features
Some power supplies come with dust filters or enhanced fan bearings for longevity. I also appreciated units that included software to monitor fan speed and temperature, allowing me to tweak settings according to my needs.
Final Thoughts
Buying a power supply with a fan isn’t just about raw power; cooling performance and noise levels are equally important. By considering efficiency, fan design, noise, and overall build quality, I found a unit that keeps my system stable and quiet. Hopefully, my guide helps you make an informed choice too!
Author Profile
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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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