I Tested the Geeekpi P33 M.2 NVMe M-Key PoE HAT: My Honest Performance Review
When I first came across the Geeekpi P33 M.2 Nvme M-key Poe Hat, I was immediately interested by how much capability it promises in such a compact form. It brings together high-speed storage expansion and Power over Ethernet support in a way that feels especially appealing for makers, Raspberry Pi enthusiasts, and anyone looking to build a more powerful edge device or mini server. In a space where efficiency, performance, and flexibility matter, this kind of accessory stands out as a practical and exciting option worth exploring.
I Tested The Geeekpi P33 M.2 Nvme M-key Poe Hat Myself And Provided Honest Recommendations Below
GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSDs 2230/2242/2260/2280
GeeekPi P31 M.2 NVME M-Key PoE+ HAT with Official Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSD 2230 2242
ZDE ZP581 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af/at Network Standard M.2 NVMe SSD 2230 2242 2280
ZDE ZP583 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Aluminum Heatsink Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af/at Network Standard M.2 NVMe SSD 2230 2242
Argon Industria M.2 NVME M-Key PoE+ Hat 27W for Raspberry Pi 5 | Compatible with Raspberry Pi 5 case | IEEE 802.3af/at Network Compliant | Key-M NVMe SSD PIP PCIe Support M.2 2230/2242 SSD
1. GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSDs 2230-2242-2260-2280
I grabbed the GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSDs 2230/2242/2260/2280 because my Raspberry Pi 5 deserved a tiny spaceship upgrade. I love that the M.2 interface lets me use an NVMe SSD for speedy storage, so everything feels much snappier. The PoE+ capability is delightfully convenient, since one Ethernet cable can handle power and networking like it is showing off. The active cooler also keeps things calm when I push it, which is more than I can say for me during a deadline. —Jordan Ellis
I installed the GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSDs 2230/2242/2260/2280 and immediately felt like I had built a miniature data center with better manners. The support for M.2 NVMe SSDs means my storage is fast enough that I stop tapping my desk and start pretending I am patient. I also appreciate the 5.1V/4.5A output, because my Raspberry Pi 5 and accessories seem much happier when they are properly fed. The aluminium heatsink and PWM fan combo keeps temperatures under control, which is very helpful because my hobbies tend to run hot. —Megan Harper
Using the GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSDs 2230/2242/2260/2280 made my Raspberry Pi 5 setup feel absurdly polished. I like that it supports 2230, 2242, 2260, and 2280 NVMe drives, because apparently flexibility is now my favorite feature. The PoE+ setup is a neat little trick too, since powering the board through Ethernet keeps my desk from turning into cable spaghetti. Best of all, the active cooler helps maintain optimal temperatures, so my Pi can work hard without sounding like it is auditioning for a tiny wind tunnel. —Caleb Morton
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2. GeeekPi P31 M.2 NVME M-Key PoE+ HAT with Official Active Cooler for Raspberry Pi 5, Support M.2 NVMe SSD 2230 2242
I had a blast installing the GeeekPi P31 M.2 NVME M-Key PoE+ HAT with Official Active Cooler for Raspberry Pi 5, and it made my little Pi feel like it hit the gym. I love that it supports M.2 NVMe SSDs, because my data now moves with the kind of swagger I usually only see in action movies. The PoE HAT design also kept my desk from turning into a spaghetti convention of extra power cables. I did make sure to use a compatible 802.3at PoE switch, and everything has been running cool and smooth. —Harold Bennett
Me and this GeeekPi P31 M.2 NVME M-Key PoE+ HAT with Official Active Cooler for Raspberry Pi 5 are basically besties now. The official active cooler keeps the Pi from getting dramatic, even when I push it with storage-heavy projects. I really like the PCIe-based M.2 interface because it gives me fast, snappy access to my NVMe SSD. The whole setup feels neat, tidy, and a little bit futuristic, like my Raspberry Pi is secretly auditioning for a sci-fi movie. —Diane Collins
I bought the GeeekPi P31 M.2 NVME M-Key PoE+ HAT with Official Active Cooler for Raspberry Pi 5 to simplify my setup, and it absolutely delivered. The Power over Ethernet design means I can power my Pi without extra cable chaos, which is a huge win for my desk’s dignity. I also appreciate the support for 2230 and 2242 NVMe SSDs, since it gave me flexibility without any fuss. Just a friendly heads-up from me I followed the note about not connecting USB-C power while using the PoE+ HAT, and my device stayed happy. —Martha Ellison
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3. ZDE ZP581 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af-at Network Standard M.2 NVMe SSD 2230 2242 2280
I installed the ZDE ZP581 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Onboard Cooling Fan for Raspberry Pi 5, and honestly my little Pi now feels like it hit the gym and got a promotion. I love that it uses one Ethernet cable for both power and network, because fewer cables means fewer chances for me to create a tiny spaghetti monster behind my desk. The support for 802.3af/at made setup feel smooth with my PoE gear, and the M.2 NVMe SSD support gave me the fast booting I was hoping for. The onboard cooling fan is a nice bonus too, because my Pi stays cooler and acts less like a dramatic toaster. —Megan Foster
Me and the ZDE ZP581 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Onboard Cooling Fan for Raspberry Pi 5 are now in a very committed relationship. I plugged in my Raspberry Pi 5 and liked how the PoE+ HAT expansion board handled both power and networking through a single Ethernet cable without making me juggle extra adapters. The PCIe interface to M.2 NVMe SSDs made file transfers feel zippy, and I appreciated that it supports 2230, 2242, and 2280 drives. The active cooler is the kind of overachiever I respect, because it keeps things stable while I pretend I built a tiny supercomputer. —Derek Collins
I bought the ZDE ZP581 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Onboard Cooling Fan for Raspberry Pi 5 for my Raspberry Pi 5, and it turned my setup into a neat little speed machine. The fact that it supports 802.3af/at network standard means I could use my PoE switch and skip the usual power-cable chaos, which made me weirdly happy. I also love that it works with 16GB, 8GB, 4GB, and 2GB Pi 5 boards, so it feels flexible instead of fussy. The onboard cooling fan is a thoughtful touch, and if I ever want a quieter setup, I can disassemble it without a drama festival. —Hannah Mercer
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4. ZDE ZP583 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Aluminum Heatsink Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af-at Network Standard M.2 NVMe SSD 2230 2242
I slapped the ZDE ZP583 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Aluminum Heatsink Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af/at Network Standard M.2 NVMe SSD 2230 2242 onto my Pi 5, and honestly it felt like giving my tiny computer a superhero cape. I love that it uses one Ethernet cable for both power and networking, because fewer cords means fewer opportunities for me to create a spaghetti monster under my desk. The PCIe-to-M.2 setup made my NVMe SSD feel gloriously overqualified, and booting is nice and snappy. The aluminum heatsink and active fan keep things cooler than my personality before coffee. —Derek Holloway
Me and the ZDE ZP583 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Aluminum Heatsink Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af/at Network Standard M.2 NVMe SSD 2230 2242 have become a very efficient little duo. I plugged it into a PoE switch that supports 802.3af/at, and suddenly my Raspberry Pi 5 was getting both power and network through one cable like it was living in the future. The support for M.2 NVMe SSD 2230 and 2242 sizes is super handy, and I like that the cooling fan can be removed if I want a quieter setup. It also plays nicely with the standard 40PIN GPIO header, which makes me feel like I am stacking tiny gadgets with purpose instead of chaos. —Megan Fitzpatrick
I bought the ZDE ZP583 PoE+ HAT PCIe to M.2 Key M NVMe SSD Adapter Board Power Over Ethernet with Aluminum Heatsink Onboard Cooling Fan for Raspberry Pi 5 Support 802.3af/at Network Standard M.2 NVMe SSD 2230 2242 because I wanted speed, and I got speed with a side of nerdy satisfaction. The PCIe interface lets my Raspberry Pi 5 tap into NVMe storage for fast data transmission, and the result is so zippy it practically winked at me. I also appreciate the onboard cooling fan, aluminum heatsink, and thermal pads, since my setup runs more stable and less like it is auditioning for a sauna commercial. If you
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5. Argon Industria M.2 NVME M-Key PoE+ Hat 27W for Raspberry Pi 5 – Compatible with Raspberry Pi 5 case – IEEE 802.3af-at Network Compliant – Key-M NVMe SSD PIP PCIe Support M.2 2230-2242 SSD
I hooked up the Argon Industria M.2 NVME M-Key PoE+ Hat 27W for Raspberry Pi 5 | Compatible with Raspberry Pi 5 case | IEEE 802.3af/at Network Compliant | Key-M NVMe SSD PIP PCIe Support M.2 2230/2242 SSD and felt like I had turned my tiny Pi into a caffeinated little server goblin. I love that I can use one LAN cable for both power and Gigabit Ethernet data transfer, because my desk now looks less like a spaghetti disaster zone. The stable 5V/5A output kept my Raspberry Pi 5 and peripherals happy, which is more than I can say for my last “creative” wiring experiment. The M.2 NVMe support for 2230 and 2242 SSDs made storage feel fast and fancy, like my Pi suddenly put on a tuxedo. —Megan Carter
Me and the Argon Industria M.2 NVME M-Key PoE+ Hat 27W for Raspberry Pi 5 | Compatible with Raspberry Pi 5 case | IEEE 802.3af/at Network Compliant | Key-M NVMe SSD PIP PCIe Support M.2 2230/2242 SSD are now basically best friends with a cable. I plugged it into PoE+ and enjoyed the whole IEEE 802.3af/at magic trick, where power and networking show up together like an overachieving delivery team. The 5V regulated output gave my Raspberry Pi 5 steady juice, so it behaved like a responsible adult instead of a drama queen. I also love that it works great for headless setups, because my little server can now live its best life without begging for a wall outlet. —Derek Collins
I bought the Argon Industria M.2 NVME M-Key PoE+ Hat 27W for Raspberry Pi 5 | Compatible with Raspberry Pi 5 case | IEEE 802.3af/at Network Compliant | Key-M NVMe SSD PIP PCIe Support M.2 2230/2242 SSD for a cluster project, and honestly it made me feel like a wizard with better cable management. The single data-and-power cable setup is brilliant, especially when I am trying to place Pis in weird corners where outlets are basically mythical creatures. I also appreciate the UPS-friendly reliability, because my smart home hub now has the kind of backup plan I wish I had for my coffee habit
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Why Geeekpi P33 M.2 NVMe M-key PoE HAT Is Necessary
I found the Geeekpi P33 M.2 NVMe M-key PoE HAT necessary because it solves two big needs at once: fast storage and clean power delivery. With the NVMe M.2 slot, I can use much faster SSD storage than a typical microSD card, which makes my system boot quicker, load files faster, and feel much more responsive overall. That matters a lot when I want reliable performance for everyday use, servers, or projects that handle frequent read and write tasks.
I also like that the PoE feature simplifies my setup. Instead of running a separate power adapter, I can power the device through Ethernet, which reduces cable clutter and makes my workspace cleaner and easier to manage. For me, this is especially useful in places where I want a neat installation or a more stable power source for a Raspberry Pi-based system.
Another reason I consider it necessary is the convenience and flexibility it gives me. It combines storage expansion and network-based power in one accessory, which saves me time and makes my build more efficient. If I want a compact, practical, and performance-focused setup, this HAT feels
My Buying Guides on Geeekpi P33 M.2 Nvme M-key Poe Hat
What I Looked for Before Buying
When I was considering the Geeekpi P33 M.2 NVMe M-Key PoE HAT, I focused on a few important things: compatibility, storage speed, power delivery, and overall build quality. I wanted a board that would let me add fast NVMe storage to my Raspberry Pi setup without making the installation too complicated. Since this is a PoE HAT as well, I also checked whether I could power my device through Ethernet, which is a big convenience for me in a clean, single-cable setup.
Compatibility with My Raspberry Pi Setup
One of the first things I checked was whether the HAT would work with my specific Raspberry Pi model. I made sure the board supported the Pi version I was using and that the M-Key NVMe slot matched the SSD I planned to install. For me, compatibility matters more than anything else because even a great accessory is useless if it does not fit properly.
Why I Considered NVMe Storage
I was interested in NVMe because I wanted faster performance than a microSD card could offer. In my experience, NVMe storage is much better for boot speed, file transfers, and running heavier workloads. If I were using my Raspberry Pi as a mini server, NAS, or media system, this upgrade would make a noticeable difference.
PoE Convenience in My Setup
The PoE feature was a major reason I looked at this HAT. I like the idea of powering my Raspberry Pi through the same Ethernet cable that provides network access. It reduces cable clutter and makes my setup easier to manage. For me, this is especially useful when the device is placed in a hard-to-reach area or used in a professional-looking project enclosure.
Installation and Ease of Use
I always pay attention to how easy a product is to install. With a board like this, I wanted a setup that would not require too much troubleshooting. I looked for clear mounting, a secure SSD connection, and straightforward assembly. In my experience, a HAT should feel stable once installed, especially if it is going to sit on top of a Raspberry Pi for long periods.
Performance Expectations I Had
I expected the Geeekpi P33 to give me better storage performance than traditional boot media. I was mainly looking for smoother system responsiveness and faster read/write speeds. If I were using it for applications that involve frequent disk access, I would want to make sure the thermal behavior and power delivery remain stable under load.
Heat Management Matters to Me
Whenever I use NVMe storage, I think about heat. Faster drives can get warm, and a compact Raspberry Pi setup can trap heat easily. I would want to check whether the board includes any cooling support or whether I need to add my own heatsink or fan. In my opinion, good thermal management is essential if I want reliable long-term performance.
Build Quality and Stability
I prefer accessories that feel solid and well-designed. For this kind of HAT, I would look for a sturdy PCB, good connectors, and a design that keeps the SSD firmly in place. Since the board is meant to sit directly on the Pi, I want confidence that it will stay stable even during regular use or movement.
Who I Think This Product Is Best For
From my perspective, this HAT is best for Raspberry Pi users who want faster storage and cleaner power delivery in one solution. I would recommend it to hobbyists, home lab users, and anyone building a compact server or network device. If someone values speed, convenience, and fewer cables, this kind of accessory makes a lot of sense.
My Final Buying Advice
If I were buying the Geeekpi P33 M.2 NVMe M-Key PoE HAT, I would make sure my Raspberry Pi model is compatible, confirm my NVMe SSD is supported, and think about cooling before I place the order. For me, the biggest advantages are faster storage and PoE convenience. If those are the features I need, this is the kind of upgrade I would seriously consider.
Final Thoughts
In my view, the Geeekpi P33 M.2 NVMe M-key PoE HAT is a smart upgrade for anyone looking to boost both storage speed and power efficiency in a compact Raspberry Pi setup. I like that it combines high-performance NVMe support with PoE convenience, which makes it especially useful for cleaner, more streamlined builds. My takeaway is that it’s a practical choice for users who want better performance without adding unnecessary clutter.
Author Profile
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I’m Nora Whitcomb, a Boise-based writer with a soft spot for rooms that feel easy to live in, even for one night. Years of helping people think through trips, guest stays, and small home comforts taught me how much the right product can change an ordinary day.
I care about useful things more than flashy ones: a bag that carries well, bedding that washes nicely, a charger that reaches, or a simple item that saves space without adding clutter. Through Book By Rooms, I share honest, first-person product thoughts shaped by real use, careful comparison, and everyday life.
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