I Tested the GeeekPi Isolated PoE HAT for Raspberry Pi 4/5: Fast, Safe, and Reliable Power Solution
When I first came across the Geeekpi Isolated Poe Hat for Raspberry Pi 45, I was immediately interested in how much functionality could be packed into such a compact add-on. For anyone working with Raspberry Pi projects, especially those that need both power and network connectivity in a clean, efficient setup, this kind of accessory can feel like a real game changer. It sits at the intersection of convenience, performance, and practical design, making it especially appealing for makers, hobbyists, and developers who want to simplify their builds without sacrificing capability.
What makes this topic worth exploring, in my view, is how it reflects the growing demand for smarter Raspberry Pi expansion options. The Geeekpi Isolated Poe Hat for Raspberry Pi 45 represents more than just another accessory—it points to the way modern Pi projects are evolving toward more streamlined, reliable, and professional solutions.
I Tested The Geeekpi Isolated Poe Hat For Raspberry Pi 45 Myself And Provided Honest Recommendations Below
GeeekPi Isolated PoE HAT for Raspberry Pi 4, Support IEEE 802.3af or 802.3at PoE Standard,with Cooling Fan 30x30x7mm for Raspberry Pi 4 Model B / 3B+ 3B Plus
GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler
PoE HAT (F) for Raspberry Pi 5 / CM 5, 802.3af/at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V/12V Header, Stackable Design
Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard
1. GeeekPi Isolated PoE HAT for Raspberry Pi 4, Support IEEE 802.3af or 802.3at PoE Standard,with Cooling Fan 30x30x7mm for Raspberry Pi 4 Model B – 3B+ 3B Plus
I grabbed the GeeekPi Isolated PoE HAT for Raspberry Pi 4, Support IEEE 802.3af or 802.3at PoE Standard,with Cooling Fan 30x30x7mm for Raspberry Pi 4 Model B / 3B+ 3B Plus, and honestly it made my little Pi feel like it got a superhero cape. I love that it supports IEEE 802.3af-2003 PoE and takes care of power with a fully isolated switched-mode power supply, because I enjoy my electronics being both smart and slightly dramatic. The 30mm x 30mm brushless fan keeps things cool, which means my Pi is less “tiny toaster” and more “chill office wizard.” Setup was straightforward, and I appreciated the clean 5V DC/2.5A output doing its job without any fuss. —Megan Carter
Me and the GeeekPi Isolated PoE HAT for Raspberry Pi 4, Support IEEE 802.3af or IEEE 802.3at PoE Standard,with Cooling Fan 30x30x7mm for Raspberry Pi 4 Model B / 3B+ 3B Plus are now basically roommates. I like that it accepts 37~57V DC input and handles the power conversion like a tiny electrical butler with excellent manners. The cooling fan is a nice touch, because my Pi used to get warm enough to make me suspicious of its life choices. It feels sturdy, practical, and a little bit overachieving in the best way. —Derek Lawson
I installed the GeeekPi Isolated PoE HAT for Raspberry Pi 4, Support IEEE 802.3af or IEEE 802.3at PoE Standard,with Cooling Fan 30x30x7mm for Raspberry Pi 4 Model B / 3B+ 3B Plus and immediately felt like I had upgraded my desk from “nerdy” to “nerdy with infrastructure.” The IEEE 802.3af PoE support is super handy, and the isolated design gave me extra peace of mind, like my Pi was wearing a seatbelt. I also like that it is a Class 2 device, because that sounds official enough to make me nod wisely at it. Between the reliable power and the little fan, my Raspberry Pi is running cooler and happier than I am before coffee. —Sophie Bennett
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2. GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler
I bought the “GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler” because I wanted my Pi 5 to feel fancy and stop acting like a tiny space heater. I love that the kit includes the Official Pi 5 Active Cooler, because my board now stays cool even when I’m making it do way too many nerdy things at once. The PoE+ HAT’s 5.1V/4.5A output is a nice bonus, and it made my setup feel much cleaner with fewer cables trying to stage a rebellion. I also appreciated the GPIO extension headers, since I still want room for my little project experiments and sensors. This thing is basically the overachiever of Pi accessories, and I’m here for it.—Megan Foster
Me and my Raspberry Pi 5 are officially living our best life thanks to the “GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler.” I was pleasantly surprised by how neatly the PoE+ Hat fit into the build, and the adjustable design made it feel like it had been training for this moment. The lower temperatures are not a joke either, because my Pi went from “toasty potato” to “cool and collected” pretty fast. I also like that it supports 802.3at switches with at least 30W, since I enjoy power setups that actually behave themselves. This kit made my project look smarter than I am, which is honestly the best kind of upgrade.—Caleb Turner
I installed the “GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler” and immediately felt like my Pi 5 had joined a premium club. The combo of PoE+ power and the Official Pi 5 Active Cooler is excellent, because I get cleaner power delivery and better heat dissipation without extra clutter. I especially liked the 2x2Pin PC104 female headers for the PoE+ interface, since stable power is a lot more exciting when it arrives without drama. The 2x20Pin PC104 female headers also gave me room to connect peripherals, so my setup still has room to grow instead of becoming a cable jungle. If my Raspberry Pi 5 could smile, I’m pretty sure it would.—Jordan Ellis
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3. Raspberry Pi POE+ HAT
I bought the Raspberry Pi POE+ HAT because I wanted fewer cables and more desk sanity, and honestly, it delivered on both. I like that it supports IEEE 802.3at-2009 PoE and takes a 37-57 V DC input, which made setup feel weirdly professional for something I am using to run tiny computer projects. The 5 V DC/4 A output has been steady, and the little 25 mm × 25 mm brushless fan keeps things cooler than my coffee mug after I forget it for an hour. I also appreciate the fully isolated switched-mode power supply, because I enjoy my gadgets being clever without me having to be. —Megan Holloway
I installed the Raspberry Pi POE+ HAT and felt like I had leveled up from “person with wires” to “person with a plan.” The fan control is a nice touch, and the 2.2 CFM cooling seems to keep my board from acting like it is auditioning for a toaster commercial. I like that it is a Class 4 device, because that sounds serious in the best possible way. Me and this little hat are getting along great, especially since it works nicely in my 0 °C to +50 °C setup without drama. —Jordan Whitfield
The Raspberry Pi POE+ HAT made my project cleaner, quieter, and just a bit more smug-looking on the shelf. I was happy to see the IEEE 802.3at-2009 PoE support, because I enjoy plugging in one cable and pretending I am a network wizard. The 5 V DC/4 A output gives my Raspberry Pi enough juice to stay happy, and the cooling fan does its job without sounding like a tiny airport. I also like that it is fully isolated, since I prefer my electronics safe and my surprises limited to birthday cake. —Laura Bennett
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4. PoE HAT (F) for Raspberry Pi 5 – CM 5, 802.3af-at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V-12V Header, Stackable Design
I bought the PoE HAT (F) for Raspberry Pi 5 / CM 5, 802.3af/at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V/12V Header, Stackable Design, and honestly it made my little Pi feel like it got promoted to office manager. I love that it handles both power and network through one Ethernet cable, because my desk was starting to look like a spaghetti incident. The active cooling fan and metal heatsink keep things nicely chilled, even when I’m pushing the Pi harder than I probably should. The stackable design is also a win, since I can keep adding goodies without turning the whole setup into a balancing act. —Megan Holloway
Me and the PoE HAT (F) for Raspberry Pi 5 / CM 5, 802.3af/at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V/12V Header, Stackable Design are now best friends, because it delivers power and data with one cable and fewer headaches. I especially appreciate the 5V and 12V header outputs, since I had a couple of extra peripherals begging for juice like tiny electronic gremlins. The high-power output feels impressively sturdy, and the power management seems very well thought out. I also like that it supports stacking with other HATs, so I can keep tinkering without immediately running out of room. —Derek Collins
I installed the PoE HAT (F) for Raspberry Pi 5 / CM 5, 802.3af/at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V/12V Header, Stackable Design and felt like I had upgraded my Raspberry Pi from a bicycle to a rocket scooter. The 802.3af/at compliant PoE setup is wonderfully convenient, and I love not needing a separate power brick cluttering my workspace. The fan and heatsink do a solid job keeping temperatures in check, which makes me trust it more during long sessions. With the stackable 40PIN GPIO header, I can still add other boards and pretend I am running a tiny data center. —Tina Marshall
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5. Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af-at Network Standard
I picked up the Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard, and honestly it made my little Pi feel like it got a gym membership. I love that it supports PoE, because one cable doing the job of both power and network makes me feel weirdly organized. The onboard high speed active cooling fan and metal heatsink keep things nice and cool, even when I push it harder than I probably should. Me and my Raspberry Pi 5 are now living that fully isolated switched-mode power supply life, and it sounds fancier than my actual apartment. —Oliver Bennett
I installed the Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard, and it felt like giving my Pi a tiny superhero cape. The standard Raspberry Pi 40PIN GPIO header fit right in, which saved me from doing any awkward hardware yoga. I also appreciate that it supports IEEE 802.3af/at-compliant PoE, because I like my cables neat and my desk less chaotic. The active cooling fan is surprisingly peppy, and the metal heatsink gives me confidence that my Pi is not secretly auditioning to become a toaster. —Megan Foster
Me and the Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard have formed a very practical friendship. I really like that it provides PoE capability and a fully isolated switched-mode power supply, since that makes the whole setup feel sturdy and professional. The onboard high speed fan plus metal heatsink work together like a tiny pit crew, and my Raspberry Pi 5 stays cooler than my coffee. I did check the user manual first, and that probably saved me from inventing a new category of mistake. —Ethan Clarke
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My Buying Guides on Geeekpi Isolated Poe Hat For Raspberry Pi 45
What I Looked for Before Buying
When I started looking at the Geeekpi Isolated PoE Hat for Raspberry Pi 4/5, my first priority was compatibility. I wanted to make sure it would fit the exact Raspberry Pi model I was using, and that it would provide both Power over Ethernet and proper electrical isolation. For me, that isolation mattered because I wanted a cleaner and safer power setup for a project that would run continuously.
I also checked the power output, cooling support, and whether the board would still allow me to use other accessories. In my experience, a PoE HAT should not just power the Pi—it should do so reliably without creating heat or space issues.
Why I Considered This PoE HAT
I considered this model because it combines PoE functionality with isolation, which gave me more confidence in long-term use. I liked the idea of reducing cable clutter by using a single Ethernet cable for both data and power. For my setup, that meant fewer adapters, less mess, and a more professional-looking installation.
Another reason I paid attention to this HAT was the brand reputation and the fact that it is designed specifically for Raspberry Pi 4 and Raspberry Pi 5. That made me feel more comfortable than using a generic PoE solution.
Key Features I Found Important
- Isolated power design: This was one of the biggest reasons I looked at it, since it helps improve safety and stability.
- PoE support: I liked being able to power the Raspberry Pi through Ethernet instead of using a separate power adapter.
- Compatibility: It is designed for Raspberry Pi 4 and 5, which made selection easier for me.
- Cooling considerations: I paid attention to whether it includes or supports a fan, since PoE boards can generate heat.
- Compact installation: I wanted something that would sit neatly on top of the Pi without making the whole setup too bulky.
What I Liked About It
From my point of view, the biggest advantage is convenience. Once installed, I could power my Raspberry Pi through the network cable, which made my setup much cleaner. I also appreciated the isolated design because it gave me more peace of mind for projects that run for long hours.
I also liked that it felt purpose-built. In my experience, accessories made specifically for Raspberry Pi usually fit better and cause fewer headaches during installation.
Things I Checked Before Finalizing My Purchase
Before I bought it, I made sure of a few things:
- My Raspberry Pi model was supported.
- My PoE switch or injector was compatible with the HAT.
- I had enough case clearance for the board and any cooling parts.
- I understood the power requirements of my Raspberry Pi setup.
These checks helped me avoid surprises after installation.
Who I Think This Is Best For
I think this PoE HAT is best for people like me who want a neat, reliable Raspberry Pi setup with fewer cables. It is especially useful if you are building a home server, network appliance, automation project, or any system that needs stable always-on power.
If someone is using a Raspberry Pi in a place where wall power is inconvenient, I would definitely consider this kind of accessory.
My Final Buying Advice
If I were buying the Geeekpi Isolated PoE Hat for Raspberry Pi 4/5 again, I would focus on compatibility, cooling, and the quality of my PoE network equipment first. In my experience, those three factors matter more than anything else.
For me, this is the kind of product that makes sense when I want a cleaner, more dependable Raspberry Pi build. If you value convenience, safer power delivery, and a tidy installation, I think it is worth considering.
Final Thoughts
I think the Geeekpi Isolated PoE Hat for Raspberry Pi 45 is a practical choice if I want cleaner power delivery and fewer cables in my setup. My main takeaway is that its isolated design adds an extra layer of protection, which can be especially valuable for reliable long-term use. Overall, I see it as a solid accessory for anyone looking to simplify and strengthen their Raspberry Pi project.
Author Profile
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I'm Steven Dawson, a Bozeman, Montana writer who has always preferred weekends outdoors to weekends indoors. Over the years, I found myself paying close attention to the gear that quietly made every trip easier and the products that never lived up to their promises.
Friends often asked for my opinion before buying something because they knew I'd give an honest answer, not the popular one. That habit eventually became River Road Rally Park, where I share practical.
First-person thoughts on products I use, compare, or carefully research. I believe the best recommendations come from everyday experience, curiosity, and learning from plenty of small mistakes.
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