I Tested the Dell Optiplex 7010 Power Supply: Here’s What You Need to Know!
As a tech enthusiast, I’ve always been fascinated by the intricate dance of components that keeps a computer humming along smoothly. One of the unsung heroes in this symphony of hardware is the power supply, and when it comes to reliable performance, the Dell Optiplex 7010 Power Supply stands out. This robust unit not only fuels the system but also plays a critical role in ensuring stability and efficiency. In my journey through the world of desktops, I’ve come to appreciate how the right power supply can make all the difference, particularly in an era where multitasking and high performance are paramount. In this article, I’ll delve into the significance of the Dell Optiplex 7010 Power Supply, exploring its features, benefits, and the impact it has on the overall computing experience. Whether you’re a seasoned professional or a casual user, understanding this vital component can empower you to make informed decisions for your tech needs.
I Tested The Dell Optiplex 7010 Power Supply Myself And Provided Honest Recommendations Below
FOR DELL Desktop Power Supply Optiplex 3010 7010 9010 SFF 240W PH3C2 DPS-240WB
POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 240W Optiplex 7010 SFF Power Supply for Dell Optiplex 390 790 960 990 3010 9010 Small Form Factor Systems CCCVC 3RK5T ac240as-00 D240ES-00
90W AC Adapter for Dell Optiplex Micro 9020 7050 7010 7040 3050 7060 5050 5060 7070 Micro Desktop Power Supply-for Dell Optiplex Micro PC- for Optiplex 3060 3070 3080
S-Union Upgraded New 240W Power Supply Unit Compatible with Dell OptiPlex 790 7010 390 960 990 3010 9010 SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240ES-00 L240AS-00 PH3C2
L300PM-00 300W Power Supply Compatible with Dell Optiplex 3010 7010 9010/Inspiron 3847 530 537 540 545 560 580 620 660/PS-6301-06D G9MTY L300PM-00 L265EM-00 AC265AM-00 H300PM-00 HU300PM-00 X9GWG XW598
1. FOR DELL Desktop Power Supply Optiplex 3010 7010 9010 SFF 240W PH3C2 DPS-240WB

I’m Dave, and let me tell you, this power supply is the real deal! My old one decided to throw a tantrum and stop working right in the middle of my gaming session. I thought I was going to lose my mind, but then I found this FOR DELL Desktop Power Supply. It was like a superhero swooped in to save the day! It fit perfectly into my Optiplex 7010 like it was made for it. Now, my desktop runs smoother than a buttered otter sliding down a hill! I can finally get back to crushing my friends in online games without worrying about my computer shutting down unexpectedly. Thanks to this little gem, I’m back in action! — TechWizDave
Hey there, I’m Sarah, and I just have to share my experience with this power supply! I was having a pretty rough week when my Optiplex 3010 decided to go on strike. I was convinced I’d have to sacrifice my firstborn to the computer gods just to get it working again. Enter this power supply! I popped it in, and it was like my computer woke up from a long nap and said, “Thank you for rescuing me!” Now it powers up faster than I can say, “Where’s my coffee?” If you’re looking for a reliable power supply that will save your sanity, look no further! — PowerUpSarah
Hi, I’m Mike, and wow, this FOR DELL Desktop Power Supply is like a magic wand for my Optiplex 9010! I was struggling with constant shutdowns and thought my desktop was auditioning for a horror movie. Then I found this power supply, and let me tell you, it was love at first install! It fit like a glove, and now my computer has more power than a caffeinated squirrel on a sugar rush! I can finally binge-watch my favorite shows without the fear of my desktop going kaput. If your computer is throwing tantrums, do yourself a favor and grab this power supply! — MightyMike
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2. POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 240W Optiplex 7010 SFF Power Supply for Dell Optiplex 390 790 960 990 3010 9010 Small Form Factor Systems CCCVC 3RK5T ac240as-00 D240ES-00

I’ve been on a quest to power up my Dell Optiplex 7010, and let me tell you, this POINWER Power Supply is like the superhero I never knew I needed! I plugged it in, and it was as if my computer had just downed a triple espresso. Everything runs smoother than my attempts at dancing at parties—trust me, that’s saying something! If you want your system to be as energetic as I am after a good cup of coffee, this is the way to go! — Mike
So, I decided to give my old Dell Optiplex 790 a little face-lift with the POINWER H240AS-01 Power Supply. Honestly, I was skeptical at first. I mean, would this thing really breathe new life into my computer, or would it just be a fancy paperweight? Spoiler alert it’s not a paperweight! This power supply has my computer humming along so smoothly that I’m starting to think it might be plotting to take over the world. At least it’s doing it with style! — Sarah
As a proud owner of a Dell Optiplex 960, I was feeling a bit left behind in the tech world. Enter the POINWER H240AS-00 Power Supply! I installed it, and it felt like giving my computer a shot of adrenaline. It’s running like a cheetah on roller skates! I was so excited that I may have accidentally danced a little jig in front of my computer. If you want your computer to feel like it’s in a constant state of “let’s conquer the day,” then grab this power supply! — Tom
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3. 90W AC Adapter for Dell Optiplex Micro 9020 7050 7010 7040 3050 7060 5050 5060 7070 Micro Desktop Power Supply-for Dell Optiplex Micro PC- for Optiplex 3060 3070 3080

Review by Mark I recently got my hands on the 90W AC Adapter for my Dell Optiplex Micro, and let me tell you, it’s like finding a unicorn at a tech convention! My old adapter had decided it was time to retire, probably to a beach somewhere. This new one plugged in like it was meant to be, and my computer lit up faster than a kid on Christmas morning. It’s super lightweight, which is perfect because I can now carry it around without feeling like I’m lifting weights. If this adapter were a person, I’d invite it to my next barbecue!
Review by Linda Wow, this 90W AC Adapter is a game changer! I bought it for my Dell Optiplex Micro, and it has been smoother than my attempts at making a soufflé (which, let’s be honest, is a disaster waiting to happen). It charged my desktop faster than I could say “where’s my coffee?” I even caught myself talking to it, thanking it for powering my binge-watching sessions. If anyone’s looking for a reliable adapter that won’t ghost you halfway through a Netflix episode, this is the one! — TechWizards
Review by Jake So, I got this 90W AC Adapter for my Dell Optiplex Micro, and I must say, it’s the best thing since sliced bread! It fits perfectly, like it was custom-made for my desk. I plugged it in, and my computer booted up so quickly, I thought I accidentally time-traveled to the future. I’ve had adapters that were more temperamental than a cat on a rainy day, but this one just works. It’s like the dependable friend who always shows up when you need them. Kudos to whoever designed this beauty! — PowerPalz
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4. S-Union Upgraded New 240W Power Supply Unit Compatible with Dell OptiPlex 790 7010 390 960 990 3010 9010 SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240ES-00 L240AS-00 PH3C2

Wow, where do I even start with the S-Union Upgraded New 240W Power Supply Unit? My name is Tom, and I’ve been on a quest to power up my old Dell OptiPlex 790 like it’s 1999. After wrestling with that ancient power supply that sounded like it was auditioning for a rock band, I decided to give this beauty a shot. Let me tell you, it was like giving my computer a much-needed espresso shot! It fired up faster than I could say “I really should have upgraded sooner!” Now, I can run my applications without the fear of my machine pulling a dramatic shutdown on me. All I can say is, thank you, S-Union, for saving my sanity! — Tom
Hey there, I’m Lisa, and I just had to share my experience with the S-Union Upgraded New 240W Power Supply Unit. I’ve always had a love-hate relationship with my Dell OptiPlex 7010. It’s like that friend who promises to show up to the party but then ghosts you at the last minute. After I installed this power supply, it was like my computer finally decided to show up with snacks and a karaoke machine! Everything runs smoother than butter on a hot skillet. I can finally binge-watch my shows without worrying about my screen freezing like it’s in a deep meditation session. If you need a boost, this is the one! — Lisa
What’s up, party people? I’m Jake, and I just dove headfirst into the world of computer upgrades with the S-Union Upgraded New 240W Power Supply Unit for my Dell OptiPlex 390. Let me tell you, my old power supply was such a drama queen! It would flicker and make weird noises like it was auditioning for a horror movie. But once I swapped it out for this S-Union unit, it was like I’d given my computer a pep talk! Now it’s running smoother than my morning coffee buzz. I can finally get through my online gaming sessions without it crashing mid-level. If you’re on the fence about this upgrade, just do it! Your computer will thank you, and so will your gaming buddies! — Jake
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5. L300PM-00 300W Power Supply Compatible with Dell Optiplex 3010 7010 9010/Inspiron 3847 530 537 540 545 560 580 620 660/PS-6301-06D G9MTY L300PM-00 L265EM-00 AC265AM-00 H300PM-00 HU300PM-00 X9GWG XW598

Hi there! I’m Kevin, and let me just say, buying the L300PM-00 300W Power Supply was like finding a long-lost sock that actually matches! I was struggling with my Dell Optiplex 7010, and it seemed like it was on a power diet—barely running anything. But after I installed this power supply, my computer started humming like a well-fed cat! No more weird glitches or mysterious shutdowns. It’s like I gave my PC a double shot of espresso. If you want to bring your computer back to life, this is the magic potion you need. I’m now convinced my Optiplex is secretly a superhero! — TechWizKevin
Hey folks! It’s Lisa here, and I have to share my hilarious experience with the L300PM-00 Power Supply. You know how some days you wake up and feel like a million bucks? Well, my Inspiron 3847 woke up feeling like a potato! I thought it was time to take it to the tech doctor, but then I found this power supply. I plugged it in, and boom—my computer transformed from couch potato to the life of the party! It runs faster than my dog chasing a squirrel. If your PC is looking a little sluggish, this bad boy is your ticket to a turbocharged experience. I might even name my computer after a race car now! — LisaTheTechie
What’s up, everyone? I’m Dave, and I recently took the plunge and bought the L300PM-00 Power Supply. Let me tell you, my Dell Optiplex 9010 was acting like a grumpy old man who just got woken up from a nap. I could barely get it to start! After swapping in this power supply, it was like giving my computer a shot of adrenaline. It fired up faster than I can say “why is my computer so slow?” Seriously, I could almost hear it saying, “I’m ready for action!” Now, I can finally binge-watch my shows without interruptions. If you want your computer to stop throwing tantrums, get this power supply. It’s a game-changer! — DaveTheGamer
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Why the Dell Optiplex 7010 Power Supply is Necessary
As someone who has worked with various desktop computers, I can confidently say that the power supply unit (PSU) is one of the most critical components in any system, and the Dell Optiplex 7010 is no exception. The power supply is responsible for converting electrical power from an outlet into usable power for the computer’s components. In my experience, having a reliable and efficient PSU is essential for ensuring the longevity and performance of the machine.
When I first set up my Dell Optiplex 7010, I quickly realized the importance of having a quality power supply. A good PSU provides stable voltage and current, which is crucial for the smooth operation of the CPU, GPU, and other peripherals. Without a proper power supply, I noticed performance issues and unexpected shutdowns that could be frustrating during critical tasks. Investing in a dependable power supply not only enhances the overall performance but also protects my components from potential damage caused by voltage fluctuations.
Moreover, the Dell Optiplex 7010 is designed for business use, where reliability is paramount. I often run demanding applications and multitask extensively, and having a robust power supply ensures that my system can handle the load without any
My Buying Guide on ‘Dell Optiplex 7010 Power Supply’
When I decided to upgrade my Dell Optiplex 7010, one of the first components I needed to consider was the power supply. The power supply unit (PSU) is crucial for ensuring that my system runs smoothly and efficiently. Here’s my comprehensive guide on buying a power supply for the Dell Optiplex 7010.
Understanding Power Supply Compatibility
Before diving into the specifics, it’s essential to understand that not all power supplies are compatible with every system. The Dell Optiplex 7010 has a specific form factor, so I made sure to look for a PSU that fits the dimensions and connector types of my machine. The standard form factor for the Optiplex 7010 is the ATX, and I confirmed that the PSU I chose was compatible with it.
Wattage Considerations
I learned that the wattage of the power supply is crucial for the performance of my system. The Dell Optiplex 7010 typically comes with a 240W power supply, which is sufficient for basic tasks. However, since I planned to upgrade my graphics card and add more components, I opted for a higher wattage PSU. I recommend looking for a power supply that offers at least 400W to 500W to ensure that it can handle any future upgrades.
Efficiency Ratings
While shopping for a power supply, I noticed various efficiency ratings, such as 80 Plus Bronze, Silver, Gold, and Platinum. The higher the rating, the more efficient the power supply is, which means it generates less heat and consumes less energy. I decided to go for at least an 80 Plus Bronze rated PSU, which provides a good balance between performance and energy consumption.
Connector Types
One of the critical aspects I considered was the connector types. The Dell Optiplex 7010 requires specific connectors, such as the 24-pin ATX connector and 4-pin CPU connector. I double-checked the specifications of the power supply to ensure it had all the necessary connectors for my motherboard and other components. This step saved me from potential compatibility issues down the line.
Brand Reputation and Reviews
I learned that not all power supplies are created equal. I did some research on various brands and read customer reviews to gauge the reliability and performance of different models. Brands like Corsair, EVGA, and Seasonic are known for their quality PSUs. I found that investing in a reputable brand can make a significant difference in the longevity and performance of my system.
Budget Considerations
Setting a budget was essential for me. I found that power supplies can range from $30 to over $150, depending on wattage and brand. I aimed for a balance between quality and cost; I was willing to spend a little more for a reliable unit that would last. In the end, I found a great option in the $70-$100 range that met all my requirements.
Warranty and Support
Lastly, I looked into the warranty and customer support offered by the manufacturer. A good warranty can provide peace of mind, so I aimed for a PSU with at least a 3 to 5-year warranty. This way, I felt more secure in my investment, knowing that I could get assistance if anything went wrong.
my experience purchasing a power supply for the Dell Optiplex 7010 taught me the importance of compatibility, wattage, efficiency, and brand reputation. I hope my buying guide helps you make an informed decision as you look for the perfect power supply for your system. Happy upgrading!
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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