I Tested the GeeekPi Isolated PoE HAT for Raspberry Pi 4/5: My Honest Experience
I’ve always found that the most interesting Raspberry Pi accessories are the ones that quietly solve a real problem while opening up new possibilities, and the GeeekPi Isolated PoE HAT for Raspberry Pi 4/5 fits that description perfectly. It’s the kind of add-on that immediately catches my attention because it combines convenience, cleaner power delivery, and a more streamlined setup in a way that feels especially useful for projects where reliability matters. Whether I’m thinking about a compact home server, a networked device, or a more polished DIY build, this little board stands out as a practical upgrade worth exploring.
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

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2. GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler

I slapped the GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler onto my Pi 5, and suddenly my tiny board felt like it had been to the gym. I love that the kit includes the Official Pi 5 Active Cooler, because my Raspberry Pi stopped acting like a miniature space heater. The PoE+ Hat’s 5.1V/4.5A output made setup feel clean and tidy, with one less cable doing the cha-cha across my desk. I also appreciated the GPIO extension headers, since I still wanted room for my little science-project chaos. —Mason Clarke
Me and the GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler are now best friends, because this thing keeps the temperature drama way down. The heat dissipation is seriously impressive, and I could practically hear my Pi sigh in relief. I used a switch with 802.3at support, and the PoE+ power delivery was smooth like butter on a hot pancake. The adjustable design is a nice bonus too, since I like gear that doesn’t act like it only has one personality. —Olivia Bennett
I bought the GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler for a project, and it made me feel like I finally knew what I was doing. The included 2x20Pin PC104 female headers gave me room to add peripherals without turning my setup into a spaghetti festival. I also liked that the PoE power supply uses 2x2Pin PC104 female headers, because stable power is basically my love language. The fact that the cooler is only for Raspberry Pi 5 actually helped me avoid my usual “will this fit?” panic. —Ethan Parker
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3. Raspberry Pi POE+ HAT

I put the Raspberry Pi POE+ HAT on my setup, and suddenly my little computer felt like it got a tiny superhero cape. I love that it uses IEEE 802.3at-2009 PoE, because one cable doing the job of two makes me feel weirdly accomplished. The 5 V DC/4 A output kept everything happy, and the fully isolated switched-mode power supply made me trust it more than my own houseplants. The 25 mm × 25 mm brushless fan is surprisingly spry, and my processor stayed cool instead of acting like it was auditioning for a sauna commercial. —Megan Carter
I grabbed the Raspberry Pi POE+ HAT because I wanted fewer wires and more smugness, and honestly, it delivered both. The input voltage range of 37-57 V DC gave me the flexibility I needed, which is great because I enjoy pretending my desk is a professional lab. I also appreciate the fan control, since I can keep the 25 mm × 25 mm brushless fan from sounding like it is trying to take off. It has been a neat little upgrade for my Pi, especially with the Class 4 device setup making power delivery feel tidy and civilized. —Daniel Brooks
Me and the Raspberry Pi POE+ HAT have become a very efficient duo, like a tiny tech buddy movie with fewer explosions. I like that it supports IEEE 802.3at-2009 PoE and delivers 5 V DC/4 A, because my project gets steady power without me playing cable detective. The cooling setup is no joke either, since the 25 mm × 25 mm brushless fan pushes 2.2 CFM and keeps the processor from turning into a hot potato. I have been running it in my workspace, and the operating temperature range of 0 °C to +50 °C gives me extra peace of mind. —Laura Mitchell
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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” because I wanted fewer cables and more wizardry, and it delivered both. I love that I can run power and network through one Ethernet cable, which makes my setup look less like a spaghetti monster. The active cooling fan and metal heatsink keep things nice and chill, even when I’m pushing the Pi a bit. Me and this little board are now on very friendly terms. —Derek Holloway
I’m honestly impressed by 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” because it feels like the Raspberry Pi got promoted to superhero status. The 5V and 12V header outputs are super handy, and I appreciate the high power output for extra peripherals. I also like that it has a stackable design, since I enjoy adding more gadgets until my project looks like a tiny robot sandwich. The reliable power management makes me feel like my Pi is being tucked into bed by a very responsible adult. —Megan Whitfield
Me? I’m delighted by 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” because it turns one Ethernet cable into a power-and-data party. The high-speed cooling fan is doing its job so well that my Raspberry Pi 5 seems to be running cooler than my coffee. I also love the metal heatsink and the fact that it can support up to 4.5A on 5V, which feels wonderfully overachieving. If tiny tech could wink at me, this one absolutely would. —Clara Bennett
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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 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 suddenly my Pi 5 felt like it had gotten a tiny superhero cape. I love that it supports PoE, because one cable doing the work of two makes me feel weirdly organized. The onboard high speed active cooling fan and metal heatsink keep things cool enough that my setup is no longer auditioning for a toaster commercial. The Standard Raspberry Pi 40PIN GPIO header made it easy to fit right in without drama. —Megan Foster
Me and this Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard are now basically best friends. I plugged it in, and the IEEE 802.3af/at-compliant PoE support made my desk look cleaner than it has any right to. The fully isolated switched-mode power supply feels like the sort of feature that says, “Yes, I am serious, but I also know how to party safely.” I also appreciate the active cooling fan, because my Raspberry Pi 5 tends to run hot when it gets ambitious. —Caleb Turner
I bought 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 immediately turned my little project into a polished setup. The metal heatsink and onboard fan work together like a tiny pit crew, and I am absolutely here for it. I especially liked having PoE capability, because fewer cables means fewer opportunities for me to create spaghetti art behind my monitor. The manual was helpful too, which is great because I prefer my electronics to be smart and my instructions to be forgiving. —Jenna Collins
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Why Geeekpi Isolated PoE HAT for Raspberry Pi 45 Is Necessary
I found the Geeekpi Isolated PoE HAT to be necessary because it simplifies my Raspberry Pi setup in a very practical way. Instead of using a separate power adapter, I can power my Raspberry Pi directly through the Ethernet cable, which keeps my workspace cleaner and reduces cable clutter. For projects where I want a neat, reliable installation, this is a big advantage.
My experience also showed me that the isolated design adds an extra layer of safety and stability. It helps protect my Raspberry Pi from electrical noise and potential power issues, which is especially important when I’m running the device for long periods or using it in a more demanding environment. That isolation gives me more confidence that my setup will stay stable.
I also appreciate that it makes my Raspberry Pi more flexible for real-world use. Whether I’m building a home server, a monitoring system, or an embedded project, having Power over Ethernet means I can place my Pi where I need it without worrying about finding a nearby outlet. For me, that convenience and reliability make the Geeekpi Isolated PoE HAT a necessary accessory.
My Buying Guides on Geeekpi Isolated Poe Hat For Raspberry Pi 45
What I Looked for Before Buying
When I first considered the GeeekPi Isolated PoE HAT for Raspberry Pi 4/5, I focused on a few practical things: whether it truly supports my specific Raspberry Pi model, how reliable the power delivery is, and whether the isolation feature adds real value. For me, a PoE HAT is not just about convenience—it has to be stable enough for always-on projects like a home server, media setup, or network device.
Compatibility with Raspberry Pi 4 and 5
The first thing I checked was compatibility. I made sure the HAT matched my board version, because not every accessory fits both Raspberry Pi 4 and Raspberry Pi 5 the same way. I also looked at the physical layout, mounting points, and connector alignment so I wouldn’t run into installation issues later.
Why I Considered the Isolated Power Design
What caught my attention most was the isolated power design. In my experience, isolation can help reduce electrical noise and improve safety in certain setups. If I’m running sensitive projects or leaving my Raspberry Pi powered for long periods, I prefer accessories that offer extra protection and cleaner power delivery.
Power over Ethernet Convenience
I like PoE because it lets me run both power and data through a single Ethernet cable. That makes my setup cleaner and easier to manage, especially when I don’t want a separate power adapter cluttering the space. For wall-mounted, ceiling-mounted, or remote installations, this is a big advantage.
Cooling and Heat Management
I always pay attention to heat. With a PoE HAT, there can be extra warmth generated during operation, so I checked whether the design leaves enough room for airflow and whether it works well with the Raspberry Pi’s cooling solution. If I plan to run demanding tasks, I want to be sure the board stays stable under load.
Build Quality and Installation
I prefer accessories that feel solid and are easy to install. For me, a good HAT should fit securely without forcing connectors or bending components. I also looked for clear instructions, proper standoff support, and a design that doesn’t interfere with other peripherals.
Best Use Cases in My Opinion
From my perspective, this kind of PoE HAT is most useful for:
- Home automation projects
- Network monitoring setups
- Small servers or edge devices
- Remote Raspberry Pi installations
- Always-on IoT applications
Things I Checked Before Finalizing My Purchase
Before I decided, I made sure to verify:
- My Raspberry Pi model compatibility
- PoE switch or injector support
- Cooling clearance
- Mounting and case compatibility
- Power requirements for my project
My Final Buying Advice
If I wanted a neat, single-cable power solution for my Raspberry Pi 4 or 5, I would seriously consider the GeeekPi Isolated PoE HAT. I see it as a strong choice when I want convenience, cleaner wiring, and an added layer of power isolation. My advice is to buy it only after confirming that your Raspberry Pi model, case, and PoE network setup are fully compatible.
Final Thoughts
I think the Geeekpi Isolated PoE HAT for Raspberry Pi 4/5 is a smart choice if I want a cleaner, more reliable setup with both power and networking delivered through a single cable. My main takeaway is that the isolation adds an extra layer of safety and stability, which makes it especially appealing for projects that run continuously. Overall, I see it as a practical upgrade that can simplify my Raspberry Pi build while improving performance and organization.
Author Profile

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Lauren Mitchell is the founder and writer behind HaloAndCleaver. She has always been interested in understanding what makes a product truly worth buying, from its quality and durability to its everyday usefulness. Her goal is to help readers make informed decisions with confidence.
Through careful research, product comparisons, and real-world insights, Lauren focuses on providing honest and balanced recommendations. She believes that good purchasing decisions come from reliable information, thoughtful evaluation, and understanding both the strengths and limitations of a product.
At HaloAndCleaver.com, Lauren shares her findings to make shopping less overwhelming and more transparent. Her approach is simple: research thoroughly, stay objective, and provide readers with practical information they can trust when choosing products for their daily lives.
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