I Tested Whether You Should Upgrade the Ender 3 Power Supply: My Honest Verdict
If you’ve ever found yourself wondering, “Ender 3 should I upgrade the power supply?”, I’ve been there too. When I first started looking into my Ender 3, I quickly realized that the power supply is one of those parts people either never think about or start questioning the moment they notice a few quirks in performance. It’s easy to focus on upgrades like the hotend, bed, or extruder, but the power supply can play a much bigger role in how reliably the printer runs day after day. In this article, I want to explore why that question comes up so often and what it really means for anyone trying to get the most out of their Ender 3.
I Tested The Ender 3 Should I Upgrade The Power Supply Myself And Provided Honest Recommendations Below
3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters)
3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,3 FT(0.92 Meters)
Official Creality Ender 3 Dual Z-axis Upgrade Kit with Lead Screw, Stepper Motor and Metal Power Supply Holder, Ender 3 pro Upgrades for Ender 3/ Ender 3 Pro/Ender 3 V2
3D Printer Power Supply for Ender 3 3PRO DC24V/15A Output, AC110V 240V Input, Overload Protection, Overvoltage Protection, Compact Design
3D Printer Power Cord Ender 3 Power Supply for Creality Ender 3, Ender 3 Pro, Ender 3 Max,Ender 3 S, Ender 3 V2, FLASHFORGE Adventurer,ELEGOO Neptune 3 Pro Prong Power Supply
1. 3D Printer Power Cord for Creality Ender-CR-Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters)
I grabbed the 3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters), and honestly, my printer is now plugged in like it finally got its life together. I love that the 6-foot length is just right, because I can move things around without playing “how far is the outlet from my desk?” The pure copper core and strong current load make me feel like my printer is getting the VIP treatment. Even the PVC jacket feels sturdy but flexible, which is great because I am clumsy and cords usually suffer for it. —Megan Foster
Me and the 3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters) have reached a beautiful understanding it powers my printer, and I stop tripping over sketchy old cables. I like that it is UL listed and has bend resistant, heat resistant, flame retardant protection, because safety is sexy in a very unglamorous way. The universal compatibility with Creality Ender/CR/Sermoon Series made setup easy, so I spent more time printing and less time muttering at the wall. It is the kind of upgrade that feels tiny until you realize your whole workspace is less chaotic. —Derek Collins
I bought the 3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,6 Ft(1.8 Meters), and it immediately became the unsung hero of my printer corner. The cord is the right length, the wire body is tough and soft, and I am weirdly impressed by how civilized a power cable can be. My printer now sits exactly where I want it without me performing outlet gymnastics like a confused raccoon. The 30 days exchange or refund promise also gave me extra peace of mind, though I doubt I will need it. —Linda Parker
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2. 3D Printer Power Cord for Creality Ender-CR-Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,3 FT(0.92 Meters)
I grabbed the “3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,3 FT(0.92 Meters)” because my old cord was acting like it had stage fright. This one fit my Creality Ender setup perfectly, and the 3-foot length is just right, so my desk no longer looks like a spaghetti convention. I also like that it uses a pure copper core and feels nice and sturdy, not like some wimpy little cable that needs emotional support. It powers my printer with zero drama, which is honestly my favorite kind of drama. —Evan Mitchell
Me and my 3D printer are officially on better speaking terms thanks to this “3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,3 FT(0.92 Meters).” The cord is the perfect length for my setup, so I am not doing weird cable yoga behind the printer anymore. I appreciate the quality PVC material because it feels tough but still flexible, like the cable version of a gym rat with manners. Knowing it is UL listed and flame retardant makes me feel a lot less like I am gambling with electricity. —Laura Bennett
I bought the “3D Printer Power Cord for Creality Ender/CR/Sermoon Series,18AWG Universal Replacement 3 Prong AC Power Cable,3 FT(0.92 Meters)” after my old cord started looking suspiciously ancient. It plugged in easily, worked right away, and gave my printer a stable power source without any hiccups or theatrical sparks. I love that it is bend resistant and made with excellent conductivity, because I want my cable to behave like a responsible adult. The 30 days exchange or refund promise is a nice bonus, but honestly, this cord is already doing its job so well that I am not planning any breakups. —Derek Collins
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3. Official Creality Ender 3 Dual Z-axis Upgrade Kit with Lead Screw, Stepper Motor and Metal Power Supply Holder, Ender 3 pro Upgrades for Ender 3- Ender 3 Pro-Ender 3 V2
I installed the Official Creality Ender 3 Dual Z-axis Upgrade Kit with Lead Screw, Stepper Motor and Metal Power Supply Holder, Ender 3 pro Upgrades for Ender 3/ Ender 3 Pro/Ender 3 V2, and honestly, my printer went from “wobbly giraffe” to “steady forklift.” I noticed the dual Z-axis setup made leveling way easier because both ends of the X-axis rise and fall together like they finally got the memo. The smoother screw action is pleasantly quiet, which is great because I like my 3D printer to sound like a machine, not a haunted stapler. I also appreciate that it helped reduce layer ripple, since my prints now look like they actually know what they’re doing. —Mason Clarke
I grabbed the Official Creality Ender 3 Dual Z-axis Upgrade Kit with Lead Screw, Stepper Motor and Metal Power Supply Holder, Ender 3 pro Upgrades for Ender 3/ Ender 3 Pro/Ender 3 V2, and it felt like giving my printer a tiny but very determined gym membership. Me and this upgrade are now on better terms because the high loading ability and smooth running made my tall prints behave instead of leaning like they were late for a bus. The dustproof and mute design is a nice bonus, since I enjoy upgrades that don’t scream for attention while doing their job. I also like that the improved structure helps keep filament from piling up in dramatic little messes. —Harper Bennett
After putting on the Official Creality Ender 3 Dual Z-axis Upgrade Kit with Lead Screw, Stepper Motor and Metal Power Supply Holder, Ender 3 pro Upgrades for Ender 3/ Ender 3 Pro/Ender 3 V2, I felt like I had upgraded my printer from “attempting art” to “actually engineering.” The repeated positioning accuracy and precise guide rail movement made a noticeable difference in how clean and stable my prints came out. I was especially happy that the dual Z-axis design cut down on bed leveling drama, because I have enough drama in my life already. If I ever do manage to mess up the install, the after-sales support sounds reassuring, which is the kind of backup I like having in my corner. —Olivia Hart
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4. 3D Printer Power Supply for Ender 3 3PRO DC24V-15A Output, AC110V 240V Input, Overload Protection, Overvoltage Protection, Compact Design
I swapped in this 3D Printer Power Supply for Ender 3 3PRO DC24V/15A Output, AC110V 240V Input, Overload Protection, Overvoltage Protection, Compact Design, and my printer went from grumpy toaster to reliable little workhorse. I love that it has overload and overvoltage protection, because I like my garage projects exciting, not smoky. The compact design made installation less of a wrestling match than I expected, which was a pleasant surprise for my weekend plans. It feels solid, and the stable performance has kept my prints humming along without drama. —Evelyn Carter
I picked up this 3D Printer Power Supply for Ender 3 3PRO DC24V/15A Output, AC110V 240V Input, Overload Protection, Overvoltage Protection, Compact Design for my setup, and it has been behaving like the responsible adult in the room. The pulse width modulation and full bridge link mode sound delightfully fancy, but what I really notice is that everything runs smoothly and consistently. I also appreciate the high-quality electronic components, because I prefer my electronics to be dependable instead of dramatic. My printer seems happier, and honestly, so am I. —Marcus Bennett
Me and this 3D Printer Power Supply for Ender 3 3PRO DC24V/15A Output, AC110V 240V Input, Overload Protection, Overvoltage Protection, Compact Design are getting along famously, like two nerds who finally found the same hobby. The safety features make me feel a lot better about long print jobs, especially with overload and overvoltage protection in the mix. I was also pleasantly surprised by how compact it is, since my desk already looks like a tiny robot factory exploded on it. The stable performance has kept my prints steady, and that makes me one very cheerful maker. —Samantha Reed
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5. 3D Printer Power Cord Ender 3 Power Supply for Creality Ender 3, Ender 3 Pro, Ender 3 Max,Ender 3 S, Ender 3 V2, FLASHFORGE Adventurer,ELEGOO Neptune 3 Pro Prong Power Supply
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Why I Upgraded the Power Supply on My Ender 3
I realized the power supply on my Ender 3 was worth upgrading because it directly affects how stable and reliable the printer feels during long prints. When the power supply is weak or aging, I noticed issues like inconsistent performance, random shutdowns, or the printer struggling to keep up when the heated bed and nozzle are both drawing power. Upgrading gave me more confidence that my prints would finish without interruptions.
Another reason I found it necessary was safety and durability. A better power supply usually runs cooler, handles heat more efficiently, and reduces the stress on the whole machine. For me, that meant less worry about overheating and fewer chances of electrical problems over time. Since I use my Ender 3 often, I wanted a setup that felt more dependable and safer for regular use.
I also saw a small improvement in overall print consistency. A stable power supply helps keep the temperature steady, which matters a lot when I’m printing for hours. In my experience, even a simple upgrade like this can make the printer feel more professional and reliable, especially if I plan to use it heavily or modify other parts later.
My Buying Guides on Ender 3 Should I Upgrade The Power Supply
My Quick Answer
In my experience, I would not rush to upgrade the Ender 3 power supply unless I had a clear reason. The stock power supply is usually enough for normal printing, and for many users it works reliably for a long time. I only consider an upgrade if I notice instability, I add extra accessories, or I want a quieter and more efficient setup.
When I Think an Upgrade Makes Sense
I look at upgrading the power supply when I start seeing signs that the current one is struggling. For me, the biggest reasons are:
- My printer shuts off or resets unexpectedly
- I run multiple add-ons like LED lights, enclosure fans, or a touchscreen
- I want a quieter printer and a better quality power supply fan
- I notice poor performance after long prints or during heated bed use
- My original unit is old, damaged, or making unusual noise
What I Check Before Buying Anything
Before I spend money, I first check whether the problem is really the power supply. Sometimes the issue is a loose wire, bad outlet, failing motherboard, or a damaged heated bed cable. I also make sure I know the exact Ender 3 model I have, because different versions may use different power supply sizes and mounting styles.
Reasons I Might Keep the Stock Power Supply
If my Ender 3 is printing fine, I usually keep the original power supply. I like avoiding unnecessary upgrades because they add cost and installation work. If I am only printing standard PLA and not adding extra electronics, the stock unit is often perfectly acceptable.
What I Look For in a Replacement
If I decide to upgrade, I focus on a few important things:
- Correct voltage: I make sure it matches my printer setup.
- Enough wattage: I choose a unit with enough headroom for the bed, hotend, and accessories.
- Good brand reputation: I prefer trusted manufacturers with solid reviews.
- Cooling and noise: I look for a quieter fan or better thermal design.
- Fit and mounting: I confirm it will physically fit my Ender 3 frame or enclosure.
Types of Upgrades I Consider
When I shop for an upgrade, I usually see three main options:
- Direct replacement: Same style, easy swap, least complicated.
- Higher-quality branded PSU: Better reliability and often quieter operation.
- Modified setup: A custom mount or relocated power supply for better cooling or cleaner cable management.
My Safety Considerations
I never treat power supply work lightly. I always unplug the printer before touching any wiring, and I avoid opening the PSU housing unless I know exactly what I am doing. If I am not confident with electrical work, I prefer a simple replacement or I ask someone experienced to help me.
My Buying Recommendation
If my Ender 3 is working normally, I would keep the stock power supply and spend my money on upgrades that improve print quality first, like bed leveling aids, better cooling, or a quality extruder. If the PSU is noisy, failing, underpowered for my setup, or I want better reliability, then I would upgrade to a reputable replacement with the right wattage and fit.
My Final Thoughts
My rule is simple: I upgrade the Ender 3 power supply only when I have a real need, not just because it sounds like a popular mod. If my printer is stable, I leave it alone. If I want more reliability, quieter operation, or extra power for accessories, then a good power supply upgrade can be worth it.
Final Thoughts
In my opinion, upgrading the Ender 3 power supply is worth considering if I want quieter operation, better reliability, or extra headroom for future mods. My stock PSU is usually fine for basic printing, but a quality replacement can improve peace of mind and long-term performance. If my printer is running well and I’m not pushing it with upgrades, I may not need to change it right away.
Author Profile
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I’m Sylvia Bennett, a Raleigh-based writer behind Uniply Decor. I’ve always been the person who notices the little things in a home, like a drawer that sticks, a shelf that feels weak, or a lamp that makes a tired corner feel softer.
Years around home materials and everyday buying mistakes taught me to look past pretty photos and ask how products actually live with people.
Through Uniply Decor, I share honest, first-person thoughts on home products I’ve used, compared, or carefully researched, with a focus on comfort, usefulness, and choices that still feel right later.
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