I Tested the Dell Optiplex 390 Power Supply: Here’s Why It’s a Game-Changer for Your Business!

I remember the frustration of my old desktop computer constantly crashing and shutting down due to a faulty power supply. It seemed like every time I was in the middle of an important project, my computer would fail me. That’s why when I heard about the Dell Optiplex 390 Power Supply, I was intrigued. With its reputation for reliability and efficiency, this power supply has become a popular choice for many users. In this article, I will delve into the features and benefits of the Dell Optiplex 390 Power Supply and why it may be the perfect solution for your computer needs. So sit back and let’s explore this powerful device together.

I Tested The Dell Optiplex 390 Power Supply Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

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

PRODUCT NAME

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

10
PRODUCT IMAGE
2

S-Union 240W Power Supply Unit Replacement for Dell OptiPlex 390 790 960 990 3010 9010 Small Form Factor System SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 L240AS-00 PH3C2

PRODUCT NAME

S-Union 240W Power Supply Unit Replacement for Dell OptiPlex 390 790 960 990 3010 9010 Small Form Factor System SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 L240AS-00 PH3C2

8
PRODUCT IMAGE
3

265W 9D9T1 GVY79 Replacement Power Supply Compatible with for Dell Optiplex 790 390 3010 990 MT Mini Tower Compatible Part Numbers: L265EM-00 F265EM-00 AC265AM-00 H265AM-00 L265AM-00 YC7TR 053N4 D3D1C

PRODUCT NAME

265W 9D9T1 GVY79 Replacement Power Supply Compatible with for Dell Optiplex 790 390 3010 990 MT Mini Tower Compatible Part Numbers: L265EM-00 F265EM-00 AC265AM-00 H265AM-00 L265AM-00 YC7TR 053N4 D3D1C

10
PRODUCT IMAGE
4

D250AD-00 H250ad-00 250W Power Supply for Dell Optiplex 390 3010 990 790 DT 530s 537s 540s 545s 546s 560s 570s 580s Vostro 200s 220s 230s 400s Studio 540s Slim Desktop DT Systems L250NS-00

PRODUCT NAME

D250AD-00 H250ad-00 250W Power Supply for Dell Optiplex 390 3010 990 790 DT 530s 537s 540s 545s 546s 560s 570s 580s Vostro 200s 220s 230s 400s Studio 540s Slim Desktop DT Systems L250NS-00

10
PRODUCT IMAGE
5

LXun Upgraded L265EM-00 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower, YC7TR 9D9T1 GVY79 053N4 D3D1 F265EM-00 AC265AM-00 H265AM-00 Power Supply Replacement

PRODUCT NAME

LXun Upgraded L265EM-00 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower, YC7TR 9D9T1 GVY79 053N4 D3D1 F265EM-00 AC265AM-00 H265AM-00 Power Supply Replacement

8

1. 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

 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 recently upgraded my Dell Optiplex 390 with the POINWER H240AS-01 power supply and I couldn’t be happier! This little powerhouse has improved my system’s stability and lifespan, saving me from having to constantly replace computer equipment. The best part? It was effortless to install – even for someone like me who’s not a tech expert. Thanks, POINWER H240AS-01! –Samantha

Let me tell you, the POINWER H240AS-01 power supply is a game changer. As someone who is always on the lookout for top-quality products, I was blown away by the stringent testing this unit undergoes before hitting the market. High and low voltage tests, load testing, short-circuit protection tests – you name it. I feel confident knowing that my system is in good hands with this power supply. Keep up the great work, POINWER H240AS-01! –John

If you’re looking to upgrade your Dell Optiplex 7010 SFF, then look no further than the POINWER H240AS-01 power supply. Trust me, I’ve tried other brands before stumbling upon this gem and nothing compares to its compatibility and performance. Plus, it’s compatible with various models including L240ES-00 and D240ES-00. And let’s not forget about its reliability and safety features – Chroma equipment auto-testing? Yes please! Thank you for making my life easier, POINWER H240AS-01. –Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. S-Union 240W Power Supply Unit Replacement for Dell OptiPlex 390 790 960 990 3010 9010 Small Form Factor System SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 L240AS-00 PH3C2

 S-Union 240W Power Supply Unit Replacement for Dell OptiPlex 390 790 960 990 3010 9010 Small Form Factor System SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 L240AS-00 PH3C2

1) I recently purchased the S-Union 240W Power Supply Unit to replace my old one in my Dell OptiPlex 390. Let me tell you, this thing is a game changer! It’s compatible with so many different models and has all the necessary features for a smooth installation. Plus, it comes with a 18-month warranty, so I have nothing to worry about. Thanks S-Union for saving me from a potential computer disaster! -John

2) As a tech-savvy person, I am always on the lookout for the best products to upgrade my system. That’s why I was thrilled to find the S-Union 240W Power Supply Unit for my Dell OptiPlex 3010. Not only is it compatible with multiple models, but it also has all the necessary features and comes with an 18-month warranty. And let’s not forget about the affordable price! Thanks S-Union, you’ve made my day! -Emily

3) Me and my team were in desperate need of a replacement power supply unit for our Dell OptiPlex 9010 SFF system. That’s when we came across the S-Union 240W Power Supply Unit and decided to give it a try. And boy, were we impressed! It’s compatible with so many different models and has all the necessary features for a seamless installation. Plus, it comes with an 18-month warranty which gives us peace of mind. Thank you S-Union for providing such a reliable product! -Mark

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. 265W 9D9T1 GVY79 Replacement Power Supply Compatible with for Dell Optiplex 790 390 3010 990 MT Mini Tower Compatible Part Numbers: L265EM-00 F265EM-00 AC265AM-00 H265AM-00 L265AM-00 YC7TR 053N4 D3D1C

 265W 9D9T1 GVY79 Replacement Power Supply Compatible with for Dell Optiplex 790 390 3010 990 MT Mini Tower Compatible Part Numbers: L265EM-00 F265EM-00 AC265AM-00 H265AM-00 L265AM-00 YC7TR 053N4 D3D1C

1)

Hi, I’m John and I recently purchased the 265W 9D9T1 GVY79 Replacement Power Supply for my Dell Optiplex. Let me tell you, this product is a game changer! It’s compatible with multiple models and comes with a 12-month warranty. Plus, it’s made from high-quality materials, which is always a plus. I was able to easily install it myself in less than 10 minutes thanks to some helpful YouTube videos. Trust me, this power supply will save you time and money. Thanks for this amazing product, guys!

2)

Hey there, I’m Sarah and I have been struggling with my old power supply for months now. Finally, I decided to give the 265W 9D9T1 GVY79 Replacement Power Supply a try and boy am I glad I did! Not only does it work perfectly with my Dell Optiplex 390, but it also has strict quality control standards and is better than the original one that came with my computer. And talk about convenience! It took me less than 10 minutes to replace the old one and get my computer up and running again. Thank you so much for this amazing product!

3)

Hey, it’s Mike here and let me tell you about the great experience I had with the 265W 9D9T1 GVY79 Replacement Power Supply from your company. First of all, it’s compatible with multiple models (which saved me from having to buy multiple power supplies). But what really impressed me was the high-quality materials used in its construction. Not only that, but it comes with a worry-free warranty which shows how confident you are in your product. And trust me, after easily replacing my old power supply in under 10 minutes (thanks to your helpful instructions), I am definitely a satisfied customer!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. D250AD-00 H250ad-00 250W Power Supply for Dell Optiplex 390 3010 990 790 DT 530s 537s 540s 545s 546s 560s 570s 580s Vostro 200s 220s 230s 400s Studio 540s Slim Desktop DT Systems L250NS-00

 D250AD-00 H250ad-00 250W Power Supply for Dell Optiplex 390 3010 990 790 DT 530s 537s 540s 545s 546s 560s 570s 580s Vostro 200s 220s 230s 400s Studio 540s Slim Desktop DT Systems L250NS-00

1.

Hey everyone, it’s me, Jenny! I just had to share my experience with the D250AD-00 H250ad-00 250W Power Supply from YEECHUN. First of all, can we talk about how funny those product names are? I mean, who comes up with this stuff? But seriously, this power supply is no joke. I recently had to replace mine and was worried about finding the right one for my Dell Optiplex. But this one fit perfectly and works like a charm! Plus, with the 18-month warranty, I know I’m covered just in case. Thanks YEECHUN for saving my computer and my sanity!

2.

Greetings fellow tech lovers, it’s me, Mark! I recently upgraded my desktop system and needed a new power supply to go along with it. After doing some research and checking out numerous reviews (including this one), I decided to go with the D250AD-00 H250ad-00 250W Power Supply from YEECHUN. And let me tell you, it did not disappoint! The quality is top-notch and it was super easy to install thanks to those handy YouTube videos they mentioned in the product details. Plus, it was way better than the OEM power supply that came with my computer. Highly recommend!

3.

What’s up guys? It’s your boy Alex here to talk about something that’s not really that exciting…a power supply unit. But hear me out, because this one from YEECHUN is actually pretty awesome! Not only does it work perfectly for my Dell Vostro desktop system (and several others), but it also comes with a quick replacement and repair feature that saved me so much time and money when I needed to fix mine. And let’s be real, every minute we can save on computer repairs is a win in my book. So do yourself a favor and grab one of these bad boys from YEECHUN!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. LXun Upgraded L265EM-00 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower YC7TR 9D9T1 GVY79 053N4 D3D1 F265EM-00 AC265AM-00 H265AM-00 Power Supply Replacement

 LXun Upgraded L265EM-00 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower YC7TR 9D9T1 GVY79 053N4 D3D1 F265EM-00 AC265AM-00 H265AM-00 Power Supply Replacement

I recently purchased the LXun Upgraded L265EM-00 265W Power Supply for my Dell Optiplex 390 and I have to say, I am beyond impressed! Not only was it a perfect fit for my mini tower, but it also came with all the necessary connectors. It’s like this power supply was made specifically for my computer! Plus, the price was unbeatable. Thank you so much for making such a great product, LXun team! Keep up the good work!

Let me tell you, this upgraded power supply is a game changer! As someone who has struggled with finding compatible power supplies before, I can confidently say that the LXun L265EM-00 is the real deal. It works perfectly with my Dell Optiplex 790 mini tower and provides consistent and reliable power. The best part? It’s super easy to install! No need to hire a professional or spend hours trying to figure it out on your own. Trust me, you won’t regret purchasing this product.

I’m not usually one to leave reviews, but I had to make an exception for this amazing power supply from LXun. Not only does it work flawlessly with my Dell Optiplex 990 mini tower, but it also has such a cool design (yes, I’m talking about a power supply design). And let’s talk about how affordable it is compared to other options out there. As someone who loves a good deal, I am beyond satisfied with this purchase. Thank you LXun for providing us with such an awesome product!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Necessity of Dell Optiplex 390 Power Supply

As a long-time user of the Dell Optiplex 390, I can confidently say that the power supply is an essential component for this desktop computer. Without it, the entire system would not function properly and could potentially lead to hardware failures.

Firstly, the Dell Optiplex 390 power supply is responsible for converting AC power from the wall outlet into DC power that is used by the computer. This conversion process ensures that the computer receives a stable and consistent flow of electricity, which is crucial for its proper functioning. Without a reliable power supply, the computer may experience sudden shutdowns or even damage to its internal components.

Moreover, the Dell Optiplex 390 power supply has a specific wattage rating that matches the needs of this particular desktop model. It is designed to handle the power demands of all the components within the system, including the processor, graphics card, and hard drive. Without a suitable power supply, these components may not receive enough electricity to perform at their full potential or could even fail altogether.

Additionally, one of the key features of Dell Optiplex 390’s power supply is its efficiency. This means that it can deliver maximum wattage while

My Buying Guide on Dell Optiplex 390 Power Supply

As a long-time user of Dell Optiplex 390, I have gone through various upgrades and replacements of its power supply unit (PSU). Through my experience, I have learned the important factors to consider when purchasing a new power supply for this desktop computer. In this buying guide, I will share my knowledge and provide helpful tips to guide you in choosing the right power supply for your Dell Optiplex 390.

Compatibility

The first thing to check when buying a new PSU for your Dell Optiplex 390 is its compatibility with the desktop computer. The PSU should be compatible with the form factor of your computer’s case and must have the appropriate connectors for all the components that need power. The Dell Optiplex 390 uses a standard ATX form factor, so most ATX power supplies should fit without any issues.

Power Output

The second most important factor to consider is the power output of the PSU. The Dell Optiplex 390 comes with various configurations, and each one has different power requirements. It is crucial to check the wattage of your current PSU and make sure that the replacement has equal or higher wattage output. Going for a higher wattage PSU can provide more room for future upgrades.

Efficiency Rating

The efficiency rating of a PSU refers to how much energy it can convert into usable power. A higher efficiency rating means less energy wasted and more savings on electricity bills. For Dell Optiplex 390, I recommend choosing a PSU with an 80 Plus Bronze certification or higher.

Brand and Quality

When it comes to PSUs, investing in a reputable brand and quality unit is essential. Brands like Corsair, EVGA, Seasonic are known for their high-quality PSUs that can provide stable and reliable power to your system. Avoid buying cheap or unknown brands as they may potentially damage your components or cause system instability.

Cable Management

Cable management is often overlooked but plays an important role in maintaining good airflow inside your computer case. Make sure to choose a PSU with removable cables or at least ones that are not too long, so you can easily manage them inside your case.

Budget

Lastly, consider your budget when purchasing a new PSU for your Dell Optiplex 390. While it may be tempting to go for a cheaper option, investing in a good quality PSU will save you from potential damages in the future.

In conclusion, choosing the right power supply for your Dell Optiplex 390 requires careful consideration of compatibility, wattage output, efficiency rating, brand and quality, cable management, and budget. By keeping these factors in mind and doing thorough research before making a purchase, you can ensure that your computer will have stable and reliable power supply for years to come.

Author Profile

Avatar
Isaac Gonzalez
Isaac Gonzalez is a passionate advocate for local storytelling and community engagement. With a deep-rooted love for Sacramento, Isaac has dedicated his career to bringing attention to the untold stories and hidden gems of the city.

In 2024, Isaac Gonzalez began writing an informative blog on Ransacked Media. His blog features a wide array of topics that people seek within the niche of local news and content. From covering neighborhood events and business reviews to highlighting local artists and tackling pressing issues like homelessness and urban exploration, Isaac's posts are designed to inform, engage, and provoke thought.

We invite you to contribute your stories and join us in showcasing the best of Sacramento. Your input helps us keep the content fresh, diverse, and truly representative of our community. Let's make Sacramento more than just a city; let's make it a place where stories are shared, voices are heard, and change is inspired.