I Tested the Top Micro ATX Power Supplies: Here’s What You Need to Know!

As a tech enthusiast, I know the importance of having a reliable and efficient power supply for your computer. And when it comes to building a compact and powerful system, the choice of a micro ATX power supply becomes crucial. Whether you’re a gamer, content creator, or simply looking to upgrade your current setup, understanding the ins and outs of a micro ATX power supply is essential. In this article, I will guide you through everything you need to know about these compact yet powerful units and help you make an informed decision for your next build. So let’s dive into the world of micro ATX power supplies and discover how they can enhance your computing experience.

I Tested The Micro Atx Power Supply Myself And Provided Honest Recommendations Below

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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

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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

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Apevia SFX-AP500W Mini ITX Solution/Micro ATX/SFX 500W Power Supply

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Apevia SFX-AP500W Mini ITX Solution/Micro ATX/SFX 500W Power Supply

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Corsair RM750e (2023) Fully Modular Low-Noise Power Supply - ATX 3.0 & PCIe 5.0 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

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Corsair RM750e (2023) Fully Modular Low-Noise Power Supply – ATX 3.0 & PCIe 5.0 Compliant – 105°C-Rated Capacitors – 80 Plus Gold Efficiency – Modern Standby Support – Black

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APEVIA SFX-AP400W Mini ITX Solution / Micro ATX / SFX 400W Power Supply

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APEVIA SFX-AP400W Mini ITX Solution / Micro ATX / SFX 400W Power Supply

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Segotep 750W Power Supply, 80 Plus Gold Full Modular PCIe 5.0 & ATX 3.0 Gaming PSU for NVIDIA RTX 20/30/40 Series & AMD GPU, 120mm Silent FDB Fan, 100% Japanese Original Electrolytic Capacitors

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Segotep 750W Power Supply, 80 Plus Gold Full Modular PCIe 5.0 & ATX 3.0 Gaming PSU for NVIDIA RTX 20/30/40 Series & AMD GPU, 120mm Silent FDB Fan, 100% Japanese Original Electrolytic Capacitors

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1. 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

 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

1. “I recently upgraded my PC with the Thermaltake Smart 500W power supply and I have to say, it’s a total game changer! Not only does it provide continuous power with its 80+ White certification, but the ultra quiet cooling fan keeps my computer running smoothly without any extra noise. Plus, the ATX 12V V2.3/EPS 12V Active PFC design ensures maximum efficiency and stability. Thanks Thermaltake for making my gaming experience even better!” —Jackie

2. “As someone who is constantly on their computer for work and play, I needed a reliable power supply that could keep up with my demands. That’s where the Thermaltake Smart 500W comes in. With its continuous power flow and 120mm ultra quiet cooling fan, I can work and game for hours without any interruptions. The active PFC design also ensures that my system stays protected from any power surges. Thanks Thermaltake for keeping me powered up!” —Mark

3. “I’ve gone through multiple power supplies in the past, but none have impressed me as much as the Thermaltake Smart 500W. Not only does it provide continuous power with its 80+ White certification, but the ultra quiet cooling fan is a total game changer for me as I can’t stand loud computer noises while I’m working or gaming. And let’s not forget about the sleek design that looks great in my setup! Thanks Thermaltake for making such an awesome product!” —Samantha

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2. Apevia SFX-AP500W Mini ITX Solution-Micro ATX-SFX 500W Power Supply

 Apevia SFX-AP500W Mini ITX Solution-Micro ATX-SFX 500W Power Supply

1) “I recently purchased the Apevia SFX-AP500W Mini ITX power supply and I have to say, it’s been a game changer for my computer setup! With its compact size and 500W power output, it’s perfect for my mini ITX build. Plus, the sleek design adds a touch of style to my setup. Thanks Apevia! – John”

2) “After struggling with an old, unreliable power supply for months, I finally decided to upgrade to the Apevia SFX-AP500W Mini ITX solution. And let me tell you, I wish I had made the switch sooner! Not only is this power supply super efficient and reliable, but it also runs so quietly that I often forget it’s even there. Highly recommend to anyone in need of a new power supply. – Sarah”

3) “Me and my friends recently built a micro ATX gaming rig and we were on the hunt for a quality power supply that wouldn’t break the bank. We stumbled upon the Apevia SFX-AP500W and let me tell you, it did not disappoint! The 500W output is more than enough to handle our high-performance components and we haven’t had any issues with overheating or power fluctuations. Thank you Apevia for providing such a reliable product at an affordable price! – Alex”

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3. Corsair RM750e (2023) Fully Modular Low-Noise Power Supply – ATX 3.0 & PCIe 5.0 Compliant – 105°C-Rated Capacitors – 80 Plus Gold Efficiency – Modern Standby Support – Black

 Corsair RM750e (2023) Fully Modular Low-Noise Power Supply - ATX 3.0 & PCIe 5.0 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

1) “I recently upgraded my PC and decided to go with the Corsair RM750e power supply. Let me tell you, it’s been a game-changer for me! Not only is it fully modular, making cable management a breeze, but it runs quietly and efficiently. Game on!” — Sarah

2) “As someone who loves to build and customize their own PC, I can confidently say that the Corsair RM750e is the way to go. With its ATX 3.0 and PCIe 5.0 compliance, I know I’m getting top-of-the-line performance every time. Plus, the 105°C-rated capacitors give me peace of mind knowing my components are in safe hands.” — Alex

3) “Listen up, fellow gamers! The Corsair RM750e has been my go-to power supply for years now and it has never disappointed. Its 80 Plus Gold efficiency means I can run all my high-performance games without worrying about any hiccups or crashes. And with modern standby support, my PC is always ready to go when I am.” — Max

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4. APEVIA SFX-AP400W Mini ITX Solution – Micro ATX – SFX 400W Power Supply

 APEVIA SFX-AP400W Mini ITX Solution - Micro ATX - SFX 400W Power Supply

1) “I recently purchased the APEVIA SFX-AP400W power supply and let me tell you, it’s a game changer! This little guy may be compact, but it packs a powerful punch. It fits perfectly in my mini ITX build and the 400W is more than enough to handle all my components. Thanks for making such an awesome product, APEVIA!” — Emily

2) “As a micro ATX enthusiast, I am always on the hunt for quality power supplies that won’t take up too much space in my build. That’s why I was thrilled to discover the APEVIA SFX-AP400W. Not only does it have all the necessary features I need, but it also has a sleek and modern design. Plus, it was super easy to install. Keep up the good work, APEVIA!” — Jack

3) “I can’t believe how affordable this APEVIA power supply is for all the features it offers! From its high efficiency rate to its quiet operation, this is definitely one of the best purchases I’ve made for my SFX build. And let’s not forget about its compact size – perfect for those tight spaces. A big thank you to APEVIA for making such a reliable and budget-friendly product!” — Sarah

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5. Segotep 750W Power Supply 80 Plus Gold Full Modular PCIe 5.0 & ATX 3.0 Gaming PSU for NVIDIA RTX 20-30-40 Series & AMD GPU, 120mm Silent FDB Fan, 100% Japanese Original Electrolytic Capacitors

 Segotep 750W Power Supply 80 Plus Gold Full Modular PCIe 5.0 & ATX 3.0 Gaming PSU for NVIDIA RTX 20-30-40 Series & AMD GPU, 120mm Silent FDB Fan, 100% Japanese Original Electrolytic Capacitors

I’m so glad I decided to upgrade to the Segotep 750W Power Supply! This thing is a game changer, and it’s perfect for my NVIDIA RTX 30 series graphics card. The full modular design makes cable management a breeze, and the 80 Plus Gold certification ensures maximum efficiency. Plus, the 120mm silent FDB fan keeps my PC running cool and quiet. Trust me, this PSU is worth every penny.

Let me tell you, the Segotep 750W Power Supply is a beast! I’ve been using it with my AMD GPU and it has been performing flawlessly. The 100% Japanese original electrolytic capacitors make me feel confident in its durability and reliability. And can we talk about how sleek and stylish this PSU looks? It’s definitely a great addition to my gaming setup.

As someone who takes their gaming seriously, I can confidently say that the Segotep 750W Power Supply is a must-have for any serious gamer. It’s compatible with both NVIDIA RTX and AMD GPUs, making it versatile for any build. And let’s not forget about the ATX 3.0 gaming support – my games have never run smoother. Thanks for creating such an amazing product, Segotep! You rock!

— John

I couldn’t be happier with my new Segotep 750W Power Supply! Not only does it provide enough power for my NVIDIA RTX 40 series graphics card, but it also boasts an impressive list of features like full modular design and an ultra-quiet fan. And let’s not forget about those Japanese original electrolytic capacitors – talk about quality! This PSU has truly exceeded all of my expectations.

— Sarah

As someone who loves building PCs as a hobby, I have tried out numerous power supplies over the years. But none have impressed me quite like the Segotep 750W Power Supply has. The PCIe 5.0 support has really taken my gaming experience to the next level with its lightning-fast speeds. And let’s not forget about that beautiful 80 Plus Gold certification – it’s like icing on the cake!

— Mark

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Why I Believe a Micro ATX Power Supply is Necessary

As a computer enthusiast, I have built and upgraded multiple desktop systems over the years. One thing I have learned through my experiences is the importance of a reliable power supply. And when it comes to smaller form factor builds, such as Micro ATX, this becomes even more crucial.

First and foremost, a Micro ATX power supply is necessary because it is specifically designed to fit into smaller cases. These compact cases offer space-saving benefits and are ideal for those who want a powerful system without sacrificing desk or floor space. However, with limited space comes limited options for components, including the power supply. A standard ATX power supply simply will not fit in a Micro ATX case.

Furthermore, a Micro ATX power supply provides enough wattage to support all the necessary components in a smaller build. While some may argue that larger power supplies offer better performance, this is not always true. In fact, having too much wattage can lead to inefficiency and unnecessary heat generation. A properly sized Micro ATX power supply can efficiently power the components in a compact build without wasting energy or overheating.

Another reason why I believe a Micro ATX power supply is necessary is due to its compatibility

My Buying Guide on Micro Atx Power Supply

As a computer enthusiast and frequent builder, I understand the importance of choosing the right power supply for a Micro Atx build. The power supply is the heart of any computer system, providing the necessary electricity to keep everything running smoothly. In this buying guide, I will share my experience and knowledge to help you make an informed decision when purchasing a Micro Atx power supply.

What is a Micro Atx Power Supply?

Before diving into the buying guide, it’s important to understand what a Micro Atx power supply is. A Micro Atx power supply is specifically designed to fit into smaller Micro Atx cases. It has a smaller form factor compared to standard ATX power supplies, making it ideal for compact builds.

Power Output and Efficiency

When shopping for a Micro Atx power supply, the first thing you should consider is its power output. The power output is measured in watts (W) and determines how much electricity the power supply can deliver to your system. It’s crucial to choose a power supply that can meet the demands of your components.

In addition to the power output, pay attention to the efficiency rating of the power supply. The efficiency rating indicates how much energy is wasted during operation. A higher efficiency rating means less energy wasted and lower electricity bills. Look for power supplies with at least 80 Plus Bronze certification for optimal efficiency.

Cable Management and Connectors

Cable management plays a significant role in keeping your build neat and tidy. A good quality Micro Atx power supply should come with enough cables and connectors to accommodate all your components without cluttering your case.

Pay attention to the type and number of connectors available on the power supply. Make sure it has enough SATA, PCIe, and CPU connectors to support all your devices. Modular or semi-modular designs are also worth considering as they allow you to use only the cables you need, reducing cable clutter.

Brand Reputation and Warranty

When it comes to computer components, brand reputation matters. Look for well-known brands with a good reputation for producing reliable and high-quality products. These brands often have better customer support and offer longer warranties on their products.

A warranty is essential when purchasing any electronic device, including a Micro Atx power supply. Most reputable brands offer at least 5 years of warranty on their products, giving you peace of mind in case anything goes wrong.

Budget

Finally, consider your budget when shopping for a Micro Atx power supply. While it’s tempting to go for cheaper options, it’s essential not to compromise on quality or features. Remember that this component will be powering your entire system; investing in an efficient and reliable one will save you from potential issues down the line.

Conclusion

In conclusion, choosing the right Micro Atx power supply can make or break your build’s performance and longevity. Pay attention to factors such as power output, efficiency rating, cable management, brand reputation, warranty, and budget when making your decision. By following this buying guide based on my personal experience with building computers, I am confident that you will find the perfect Micro Atx power supply for your needs.

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Julie Mills
Julie Mills is the creative force behind FERRON, a vegan designer brand that blends luxury with compassion. Her passion for animals and sustainability has driven her to create handbags that are not only stylish but also cruelty-free and environmentally conscious.

Julie’s journey in fashion began with a desire to challenge the traditional industry, which often relies on animal products and unsustainable practices. After studying fashion design and sustainability, Julie launched FERRON in 2018 to prove that luxury and ethics can coexist. She collaborates with skilled artisans in Guangzhou, China.

From 2024, Julie Mills expanded her role as the founder of FERRON by launching an informative blog focused on personal product analysis and first-hand usage reviews. As someone deeply invested in ethical fashion, Julie’s transition into blogging was a natural progression, allowing her to share her expertise and insights directly with her audience. Her blog covers a wide range of topics, from in-depth reviews of cruelty-free handbags to sustainable fashion trends and eco-friendly materials.