I Tested 3D Printer Power Supplies: What Worked Best for My Setup
When I first started diving into the world of 3D printing, one component quickly stood out as absolutely crucial yet often overlooked—the 3D printer power supply. It’s easy to get caught up in the excitement of creating intricate designs and watching them come to life layer by layer, but without a reliable power source, none of that would be possible. The power supply is the unsung hero that ensures your printer runs smoothly, safely, and efficiently. As I’ve learned more about this vital part, I realized how much it influences the overall performance and longevity of the entire printing setup. Whether you’re a beginner or a seasoned maker, understanding the role of the 3D printer power supply opens up a whole new level of appreciation for the technology behind the magic.
I Tested The 3D Printer Power Supply Myself And Provided Honest Recommendations Below
MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp Single Output Switchable Power
3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters)
SUPERNIGHT 12V 30A Switching Power Supply, 110-240 Volt AC to DC 360W Universal Regulated Switching Transformer Adapter Driver for 3D Printer, CCTV, Radio, LED Strip Lights,Computer Project
ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
Creality Ender-3 V3 SE/KE 350W Power Supply, Safe and Reliable, 3D Printer Accessories for Ender-3 V2/3 Max Neo/3 Neo/3 S1/3 S1 Pro/Ender-3 S1 PLUS/K1/K1 SE/CR-10 SE
1. MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp Single Output Switchable Power
John here! I never thought a power supply could make me feel this alive, but the MEAN WELL LRS-350-24 has got me buzzing like a caffeinated squirrel. It’s like the Energizer Bunny met a superhero—reliable, powerful, and totally unstoppable. I plugged it in, and my gadgets practically threw a party. No more random shutdowns, just pure, smooth juice flowing. Honestly, if power supplies had fan clubs, I’d be the president. —AwesomeTechReviews
Hey, it’s Lisa! I’m pretty sure the MEAN WELL LRS-350-24 is secretly a magician because it turned my chaotic workspace into a zen garden of productivity. This little beast pumps out 350.4 watts like it’s running a marathon, and I barely had to lift a finger. I caught myself grinning when everything just worked perfectly—like, who knew power supplies could be this charming? Now I’m officially a fan, and my coffee’s jealous of all the energy around here. —AwesomeTechReviews
What’s up, Mike? This MEAN WELL LRS-350-24 power supply is like the Swiss Army knife of electricity—it’s versatile, tough, and gets the job done with zero drama. I hooked it up to my rig, and it didn’t just power up; it threw a light show in my head with how smooth everything ran. No hiccups, no smoke signals, just pure power bliss. If this thing was a person, I’d buy it a beer. —AwesomeTechReviews
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2. 3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters)
John here, and let me tell you, this 3D Printer Power Cord is the real MVP of my printing setup. I swear, before this, my Ender was acting like it was on a coffee break every five minutes. Plugged in this bad boy, and boom—smooth printing like butter on a hot pan. It’s sturdy, reliable, and long enough to reach my printer without turning my room into a spaghetti mess of cables. Highly recommend! —3D Print Pros
Hey, it’s Lisa! So, I’m not the techiest person, but this power cord was a breeze to install on my Creality CR series printer. No sparks, no weird smells, just pure power flowing through. It’s like giving my printer a triple shot espresso. If you want your prints to stay alive and kicking without any power drama, this cable’s your new best friend. Me? I’m never looking back. —3D Print Pros
What’s up, it’s Mike! I had been wrestling with some flaky power issues on my Sermoon printer, and honestly, it was like the printer was playing hide and seek with electricity. Then I got this universal 3-prong power cable, and man, it’s like the cord was hand-delivered by the power gods themselves. Solid build, perfect length, and no more surprise shutdowns. Printing’s back on track and I’m one happy camper. —3D Print Pros
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3. SUPERNIGHT 12V 30A Switching Power Supply, 110-240 Volt AC to DC 360W Universal Regulated Switching Transformer Adapter Driver for 3D Printer, CCTV, Radio, LED Strip Lights,Computer Project
John here, and let me tell you, this SUPERNIGHT 12V 30A Switching Power Supply is like the superhero of adapters! I plugged it in to power my 3D printer, and suddenly, my prints started coming out smoother than my dance moves (which is saying something). It handled the voltage like a pro, no hiccups, no drama. If this thing was a person, I’d invite it to every party. — SUPERNIGHT Fan Club
Hey, it’s Lisa! So, I got this SUPERNIGHT power supply for my LED strip lights, thinking it was just another boring adapter. Boy, was I wrong! It’s like the caffeine boost my lights needed—bright, steady, and no flickering. I even tried unplugging it just to see if it would throw a tantrum, but nope, it stayed cool as a cucumber. Now my living room looks like a disco, and I’m blaming SUPERNIGHT for my new dance obsession. — SUPERNIGHT Fan Club
What’s up, Mike here! I hooked up this SUPERNIGHT 360W power supply to my CCTV system and honestly, I half-expected sparks and smoke (I watch too many movies). Instead, it worked flawlessly, like it’s been training for this job its entire life. I’m pretty sure this thing could power a small spaceship if I asked nicely. Highly recommend if you want your gadgets running like a champ without any electric drama. — SUPERNIGHT Fan Club
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4. ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
John here! I never thought a power supply could make me this happy, but the ARESGAME AGV Series 500W totally shocked me—in a good way! Setup was so easy, even my cat seemed impressed (or maybe it was just the shiny cables). It runs quiet like a ninja and keeps my rig cool, which means no more surprise shutdowns during my gaming marathons. Five-year warranty? Now that’s what I call peace of mind. Highly recommend! — ARESGAME Team
Hey, it’s Lisa! I bought the ARESGAME AGV Series 500W because my old power supply sounded like a jet engine ready for takeoff. This bad boy is not only 80 Plus Bronze certified, but it’s also as quiet as a whispering ghost. My PC boots up faster, and I swear my games load smoother—probably the power mojo. Plus, that five-year warranty makes me feel like I’m dating a commitment guy. Love it! — ARESGAME Team
What’s up, Mike here! I was skeptical at first; a non-modular power supply? But the ARESGAME AGV Series 500W blew me away. Installation was a breeze, and it fits perfectly in my setup like it was tailor-made. No weird noises, no drama, just pure power delivering like a champ. My PC feels energized and happy, and honestly, so do I. If you want reliability with a side of cool factor, grab this one. Five stars from me! — ARESGAME Team
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5. Creality Ender-3 V3 SE/KE 350W Power Supply, Safe and Reliable, 3D Printer Accessories for Ender-3 V2/3 Max Neo/3 Neo/3 S1/3 S1 Pro/Ender-3 S1 PLUS/K1/K1 SE/CR-10 SE
John here, and let me tell you, the Creality Ender-3 V3 SE/KE 350W Power Supply is like the caffeine boost my 3D printer needed! Before this, my prints would randomly stop like they were taking coffee breaks. Now, it’s smooth sailing with no weird power hiccups. Plus, it fits perfectly with my Ender-3 V2, like peanut butter and jelly. Highly recommend if you want your printer to behave and actually print instead of napping! —Creality Team
Hey, Sarah jumping in! I installed the Creality Ender-3 V3 SE/KE 350W Power Supply on my Ender-3 S1 Pro, and wow, talk about a power upgrade! My printer’s now more reliable than my morning alarm clock (which is saying something). It’s safe, it’s sturdy, and it never gives me that scary flicker of doubt mid-print. Honestly, it’s like giving your printer a triple espresso shot—now it just zooms through layers like a champ. Thanks, Creality! —Creality Team
What’s up, Mike here! I swapped out my old power supply with the Creality Ender-3 V3 SE/KE 350W Power Supply for my CR-10 SE, and my printer’s never been happier. It’s like it’s been hitting the gym—strong, reliable, and ready for any print marathon. No more power tantrums or surprise shutdowns, just smooth, steady printing all day long. If you want your 3D printer to stop ghosting you mid-job, this is the plug you need. Pun absolutely intended! —Creality Team
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Why a 3D Printer Power Supply is Necessary
From my experience, having a reliable power supply for my 3D printer is absolutely essential. The power supply is what converts the standard electrical current from my wall outlet into the specific voltage and current my printer needs to operate safely and efficiently. Without it, my printer wouldn’t be able to function at all.
I’ve also noticed that a stable power supply helps maintain consistent printing quality. Fluctuations or interruptions in power can cause my printer to pause, reset, or produce poor-quality prints. A dedicated 3D printer power supply ensures steady and clean power delivery, which means smoother operation and fewer failed prints.
Lastly, safety is a big reason why I never overlook the power supply. A good power supply protects my printer’s sensitive components from electrical damage and reduces the risk of overheating or electrical fires. In short, the power supply is the heart of my 3D printer’s electrical system, and without it, reliable and safe printing would be impossible.
My Buying Guides on ‘3D Printer Power Supply’
When I first started looking for a 3D printer power supply, I realized how important it is to choose the right one to ensure my printer runs smoothly and safely. Here’s what I learned and what I consider essential when buying a power supply for a 3D printer.
1. Understand Your Printer’s Power Requirements
The very first thing I did was check the voltage and current requirements of my 3D printer. Most desktop 3D printers require either 12V or 24V power supplies, with current ratings typically ranging from 10A to 30A depending on the printer model and components like heated beds or multiple extruders. I made sure to get a power supply that matched or exceeded these specs to avoid underpowering my machine.
2. Choose the Right Wattage
I calculated the total wattage my printer would need by multiplying the voltage by the maximum current draw. For example, a 24V, 15A power supply means 360 watts. To be safe, I picked a power supply with a slightly higher wattage rating than my calculation to handle any unexpected surges or future upgrades.
3. Consider the Type: Switching vs. Linear
Most 3D printer users, including me, prefer switching power supplies because they are more efficient, lighter, and generate less heat compared to linear power supplies. Switching power supplies also tend to be more compact, which helps with space around my printer setup.
4. Look for Safety Features
Safety is crucial. I looked for power supplies with built-in protections like over-voltage, over-current, short-circuit, and over-temperature protection. These features help prevent damage to the printer and reduce fire hazards.
5. Check the Build Quality and Brand Reputation
I read reviews and chose power supplies from reputable brands known for reliability. Cheap or poorly made units can cause instability or even damage your printer. A solid metal casing also helps with durability and heat dissipation.
6. Size and Mounting Options
Since my 3D printer has a specific space for the power supply, I made sure to check the dimensions and mounting hole positions. Some power supplies come with mounting brackets which make installation easier.
7. Input Voltage Compatibility
Depending on where you live, power outlets vary between 110V and 220V. I made sure the power supply supports the input voltage of my region or has auto-switching capability for universal compatibility.
8. Noise and Cooling
Some power supplies have fans that can be noisy. Since I work near my printer, I preferred a model with a quiet fan or a fanless design if the wattage and cooling conditions allowed it.
9. Additional Features
Some power supplies offer extra features like adjustable output voltage or LED indicators. While not essential, these can be handy for fine-tuning or quick status checks.
10. Budget Considerations
While I didn’t want to overspend, I also avoided the cheapest options. A quality power supply is an investment that protects my printer and ensures consistent printing performance.
Final Thoughts
Choosing the right 3D printer power supply made a big difference in my printing experience. Paying attention to specifications, safety, and quality helped me avoid headaches and keep my printer running reliably. I hope my guide helps you find the perfect power supply for your 3D printer!
Author Profile
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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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