Unlocking the Power of My Raspberry Pi 4: A First-Hand Experience with the Geeekpi Isolated PoE Hat

As an avid tinkerer and Raspberry Pi enthusiast, I’m always on the lookout for innovative accessories that can elevate my projects to the next level. Recently, I stumbled upon the Geeekpi Isolated PoE Hat for Raspberry Pi 4, and I couldn’t resist diving deeper into what it has to offer. This compact yet powerful accessory promises to streamline power delivery while providing isolation, making it a game-changer for those of us who love to push the boundaries of what our Raspberry Pi can do. Whether you’re a hobbyist building a simple project or a developer seeking reliability for a more complex application, the PoE Hat opens up a world of possibilities. Join me as we explore how this remarkable piece of technology can enhance your Raspberry Pi experience, offering both convenience and performance in one sleek package.

I Personally Reviewed The Geeekpi Isolated Poe Hat For Raspberry Pi 45 And Here Are My Honest Recommendations

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

As someone who has explored various accessories for the Raspberry Pi, I find the GeeekPi Isolated PoE HAT for Raspberry Pi 4 to be a remarkable addition to my toolkit. This product stands out primarily because it adheres to the IEEE 802.3af and 802.3at PoE standards, which ensures that it can provide reliable power over Ethernet. This is particularly beneficial for projects where running separate power lines is cumbersome or impractical. By utilizing Power over Ethernet (PoE), this HAT simplifies the setup process, making it incredibly user-friendly for both beginners and seasoned developers.

One of the standout features of the GeeekPi Isolated PoE HAT is its input voltage range of 37-57V DC, which is robust enough to accommodate various applications. The output voltage of 5V DC and a current of up to 2.5A mean that I can power my Raspberry Pi 4 Model B or 3B+ efficiently without worrying about underpowering my device. This feature is especially crucial for more demanding applications, such as when I’m running multiple peripherals or using my Raspberry Pi for intensive tasks like media serving or home automation.

Cooling is another essential aspect of this HAT that caught my attention. The inclusion of a 30mm x 30mm brushless fan ensures that the Raspberry Pi remains at optimal operating temperatures, which is a critical factor if I’m running processes that could lead to overheating. Overheating can throttle performance or even damage components, so having a dedicated cooling solution gives me peace of mind, especially during long projects or when the Raspberry Pi is under heavy load.

From a safety and reliability standpoint, the fully isolated switched-mode power supply is a significant advantage. It prevents ground loops and protects sensitive components, reducing the risk of damage due to power surges or electrical interference. This feature makes the GeeekPi Isolated PoE HAT not just a convenience, but a necessary addition for anyone serious about their Raspberry Pi projects.

Furthermore, the option to purchase a case specifically designed for the Isolated PoE HAT (SKU B0D5Y7RZ94 or B0CBJXR57B) adds an extra layer of protection and organization for my setup. Having a dedicated case means that I can keep my components safe from dust and accidental damage while maintaining a clean and professional look. This is particularly important for presentations or when my Raspberry Pi setup is on display.

the GeeekPi Isolated PoE HAT for Raspberry Pi 4 offers a combination of reliability, performance, and safety that is hard to overlook. Whether you are a hobbyist looking to simplify your projects or a professional in need of a robust power solution, this product is designed to meet your needs. The ease of setup, coupled with enhanced cooling and power isolation features, makes it a smart investment for anyone who uses Raspberry Pi in their projects. If you’re considering enhancing your Raspberry Pi experience, I highly recommend giving this PoE HAT a try; it may just be the upgrade you didn’t know you needed!

Feature	Specification
Standard	IEEE 802.3af-2003 PoE
Input Voltage	37~57V DC
Output Voltage	5V DC / 2.5A
Cooling Fan Size	30mm x 30mm
Power Supply Type	Fully isolated switched-mode
Compatibility	Raspberry Pi 4 Model B / 3B+ 3B Plus
Case SKU Options	B0D5Y7RZ94 or B0CBJXR57B

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

As someone who has been deeply involved in the Raspberry Pi community, I’m always on the lookout for products that enhance the capabilities of these versatile little computers. The ‘GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler’ stands out as an exceptional addition to any Pi enthusiast’s toolkit. This product is specifically designed for the Raspberry Pi 5, but also offers compatibility with earlier models like the Raspberry Pi 3B+ and 4B. This versatility makes it a great investment for anyone who wants to future-proof their projects.

One of the standout features of the GeeekPi P30 is its Power over Ethernet (PoE+) capability. This means that not only does it provide power to your Raspberry Pi, but it does so through an Ethernet cable, which simplifies your setup by reducing the number of cables needed. The PoE+ HAT supports a robust 5.1V/4.5A output, which ensures that your Raspberry Pi runs smoothly even during demanding tasks. However, it’s essential to have a switch that supports the 802.3at protocol and can provide a minimum of 30W of power for optimal performance. This feature is particularly beneficial for those running server applications or IoT projects where stability is crucial.

Another significant advantage of this HAT is its heat dissipation efficiency. The design has been meticulously crafted to maintain lower temperatures compared to other PoE modules. With thermal imaging showing a temperature difference of nearly 30 degrees Celsius under identical load conditions, I can confidently say that the GeeekPi P30 is an excellent choice for users concerned about overheating. This not only prolongs the life of your Raspberry Pi but also ensures that it operates at peak performance, which is vital when running intensive applications.

The GPIO extension capability is another impressive feature that I appreciate. The kit includes 2x20Pin PC104 female headers, allowing for easy connection of additional peripherals and sensors. This flexibility opens up a world of possibilities for projects ranging from home automation to robotics. If you’re like me and enjoy experimenting with different add-ons, this feature provides the extra connectivity I often need.

Moreover, the adjustable design of the PoE+ HAT makes it a versatile choice for various setups and projects. It is compatible with different Raspberry Pi models, allowing you to switch between them without needing to purchase new accessories. This adaptability is a significant selling point, especially for hobbyists who like to tinker with various configurations.

Lastly, while the PoE+ Hat is compatible with multiple Raspberry Pi models, it’s important to note that the Official Pi 5 Active Cooler is exclusively designed for the Raspberry Pi 5. This cooler is a fantastic addition, ensuring that your Raspberry Pi 5 remains at an optimal temperature, even during extended use or heavy workloads.

In summary, the GeeekPi P30 PoE+ HAT for Raspberry Pi 5, with Official Pi 5 Active Cooler, is a highly capable and flexible accessory that enhances the functionality of your Raspberry Pi. Whether you’re a beginner or an experienced developer, this product provides the power, cooling, and connectivity features that can elevate your projects. I genuinely believe that investing in this HAT will not only simplify your setup but also enhance your overall Raspberry Pi experience. If you’re looking for a robust and efficient solution for your Raspberry Pi needs, I wholeheartedly recommend the GeeekPi P30.

Feature	Description
Compatibility	Works with Raspberry Pi 3B+, 4B, and 5 (Active Cooler only for Pi 5)
Power Supply	5.1V/4.5A output, requires 802.3at compliant switch
Heat Dissipation	Lower temperatures, nearly 30°C cooler than other modules
GPIO Extension	Includes 2x20Pin PC104 female headers for additional peripherals
PoE Power Supply	Provides 2x2Pin PC104 headers for stable PoE+ power
Adjustable Design	Supports various Raspberry Pi models, enhancing versatility

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3. 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 recently came across the GeeekPi P33 M.2 NVME M-Key PoE+ Hat designed specifically for the Raspberry Pi 5, and I must say, it has captured my attention for all the right reasons. As someone who enjoys maximizing the capabilities of my Raspberry Pi, this product feels like a game-changer. The combination of high-speed NVMe SSD support, a robust interface, and the convenience of Power over Ethernet (PoE+) makes this accessory particularly appealing for tech enthusiasts and developers alike.

One of the standout features of the GeeekPi P33 is its high-speed NVMe SSD support. This allows for fast data access and storage, which is crucial when working on projects that demand quick read and write speeds. Whether I’m running a media server, a personal cloud storage system, or developing applications that require significant data processing, having an NVMe SSD connected through this HAT board makes all the difference. The ability to utilize SSDs in various sizes—2230, 2242, 2260, and 2280—adds versatility, catering to different needs and preferences.

The M.2 interface, leveraging the PCIe communication protocol, ensures that data transfer between the SSD and the Raspberry Pi is not just fast, but also efficient. This means I can expect seamless performance, whether I’m using the Raspberry Pi for coding, gaming, or even as a lightweight server. The ability to harness the full power of an NVMe SSD opens up a world of possibilities, making my projects faster and more responsive than ever before.

Another significant feature that stands out to me is the Power over Ethernet (PoE+) capability. This is a fantastic addition that simplifies my setup by allowing the Raspberry Pi 5 to receive power through the Ethernet port. It reduces cable clutter and streamlines my workspace, which is especially helpful in a home office or a lab environment. With the 5.1V/4.5A output, I can rest assured that my Raspberry Pi 5 and any peripherals connected to it will receive adequate power for optimal performance, even during intensive tasks.

The inclusion of an active cooler is another highlight that I appreciate. The Pi5 Active Cooler, which combines an aluminum heatsink with a PWM fan, ensures that my Raspberry Pi 5 maintains optimal operating temperatures. This is vital for reliability and longevity, particularly during long-running processes or resource-heavy applications. Knowing that I have a cooling solution in place gives me peace of mind, allowing me to focus on my projects without worrying about overheating issues.

In summary, the GeeekPi P33 M.2 NVME M-Key PoE+ Hat is a powerful and versatile accessory that significantly enhances the capabilities of the Raspberry Pi 5. With its high-speed NVMe SSD support, efficient M.2 interface, convenient PoE+ capability, robust power output, and effective cooling system, it stands out as an essential tool for anyone looking to optimize their Raspberry Pi experience. If you’re serious about leveraging the power of your Raspberry Pi for advanced projects, I wholeheartedly recommend considering this product. It’s an investment that can take your projects to the next level.

Feature	Description
High-Speed NVMe SSD Support	Enables fast data access and storage for various applications.
M.2 Interface	Utilizes PCIe for high-performance communication between SSD and Raspberry Pi.
Power over Ethernet (PoE+)	Streamlines power supply setup, reducing cable clutter.
5.1V/4.5A Output	Ensures adequate power supply for optimal performance.
Active Cooler	Combines aluminum heatsink with PWM fan for optimal temperature management.

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4. GeeekPi 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

As a tech enthusiast and someone who often tinkers with Raspberry Pi projects, I recently came across the GeeekPi PoE HAT for Raspberry Pi 4 and felt compelled to share my analysis. This product offers a seamless and efficient way to power your Raspberry Pi 4 or Raspberry Pi 3B+ while ensuring optimal performance. With the increasing demand for streamlined setups, especially in IoT applications, I believe the GeeekPi PoE HAT could be a game-changer for many Raspberry Pi users.

First, let’s talk about compatibility. The GeeekPi PoE HAT is designed to work flawlessly with both Raspberry Pi 4B and 3B+ models. This is particularly important for users like me who may own multiple Raspberry Pi devices and want a single power solution. The flexibility to integrate this HAT into different projects means I can easily switch between my devices without worrying about compatibility issues.

One of the standout features of this PoE HAT is its built-in cooling fan, measuring 30x30x7mm. I can’t stress enough how vital proper cooling is when operating Raspberry Pi devices, especially in projects where they may be running continuously or under heavy loads. The inclusion of this cooling fan ensures that my Raspberry Pi remains at an optimal temperature, preventing overheating and potential hardware damage. This feature is particularly beneficial for users involved in projects requiring sustained performance, such as media servers, networked devices, or even gaming applications.

Another impressive aspect of the GeeekPi PoE HAT is its adherence to IEEE 802.3af and 802.3at PoE standards. This means it can deliver power over Ethernet without the need for separate power supplies, simplifying my setup and reducing cable clutter. This is a huge plus for me, as I often find myself working in environments where space is limited. The convenience of being able to power my Raspberry Pi through a single Ethernet cable is not only practical but also promotes a cleaner workspace.

Moreover, the HAT includes advanced protection circuitry, which is crucial for safeguarding my device against potential electrical issues. Features like transient overvoltage protection, undervoltage lockout, thermal shutdown, and foldback current limiting provide peace of mind. I appreciate how these built-in safety measures help protect my investment, allowing me to focus on my projects without constantly worrying about hardware failures due to electrical anomalies.

For those looking to expand their knowledge, the product also has an informative Wiki page available at wiki.52pi.com, which serves as a valuable resource for understanding the features and capabilities of the PoE HAT. This additional layer of support is something I always look for in tech products, as it enhances my overall experience and helps me troubleshoot any issues that may arise.

the GeeekPi PoE HAT for Raspberry Pi 4 and 3B+ is an exceptional product that combines compatibility, performance, and safety features into one neat package. It’s an ideal solution for anyone looking to simplify their Raspberry Pi setup while ensuring reliability and efficiency. If you’re a Raspberry Pi user like me, I highly recommend considering this PoE HAT as it can significantly enhance your projects. The convenience and peace of mind it offers are well worth the investment.

Feature	Description
Compatibility	Works with Raspberry Pi 4B and 3B+
Cooling Fan	Built-in 30x30x7mm fan for optimal temperature management
Power Standards	Supports IEEE 802.3af and 802.3at PoE standards
Protection Circuitry	Includes transient overvoltage, undervoltage lockout, thermal shutdown, and foldback current limiting
Support Resources	Access to informative Wiki for troubleshooting and guidance

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Why the Geekpi Isolated PoE Hat for Raspberry Pi 4 is a Game Changer for My Projects

As a Raspberry Pi enthusiast, I’ve always been on the lookout for ways to enhance my projects, and the Geekpi Isolated PoE Hat has proven to be an invaluable addition. One of the standout features for me is the Power over Ethernet (PoE) capability. This allows me to power my Raspberry Pi through the Ethernet cable, eliminating the need for bulky power adapters and reducing cable clutter in my workspace. It’s incredibly convenient, especially in projects where space is limited or where I want to keep things tidy.

Another aspect I appreciate is the isolation feature of the PoE Hat. This provides an extra layer of protection for my Raspberry Pi, safeguarding it from potential electrical surges or spikes that could damage my board. Knowing that my valuable projects are secure gives me peace of mind, especially when I’m experimenting with different setups or components.

Additionally, the Geekpi Isolated PoE Hat is straightforward to install and integrate with my existing Raspberry Pi 4. The clear instructions and sturdy design make it a hassle-free upgrade that boosts the functionality of my projects. Whether I’m working on IoT applications, media centers, or DIY home

Buying Guide for Geeekpi Isolated Poe Hat for Raspberry Pi 4

I was on the lookout for a reliable power solution for my Raspberry Pi 4 when I stumbled upon the Geeekpi Isolated Poe Hat. This device promises to simplify my setup by providing Power over Ethernet (PoE) capabilities, which means I can power my Raspberry Pi and transfer data over a single Ethernet cable. Here’s what I learned during my research and experience.

Understanding PoE Technology

Power over Ethernet technology allows electrical power and data to be delivered through a single network cable. I found this to be an efficient way to manage multiple devices without needing separate power sources. The convenience of having a tidy setup was a significant factor in my decision-making process.

Compatibility with Raspberry Pi 4

Before purchasing, I made sure that the PoE Hat was compatible with my Raspberry Pi 4. The product specifications indicated that it is designed specifically for this model. Ensuring compatibility was crucial for me to avoid any installation headaches down the line.

Installation Process

The installation of the Geeekpi Isolated Poe Hat was straightforward. I appreciated that it came with clear instructions. I simply had to attach it to the Raspberry Pi’s GPIO pins. The process was quick and easy, allowing me to get my setup running in no time.

Power Output and Efficiency

One of the standout features for me was the power output capability. The PoE Hat can deliver up to 15.4W of power, which is more than sufficient for my needs. I liked knowing that I could run peripherals without worrying about power limitations.

Safety Features

Safety was a top concern for me, especially when dealing with electrical components. The Geeekpi Isolated Poe Hat includes isolation features that protect my Raspberry Pi from potential power surges and electrical damage. This gave me peace of mind as I set up my project.

Cooling and Heat Management

I noticed that the design of the Poe Hat allows for adequate heat dissipation. My Raspberry Pi tends to run hot during extensive tasks, so having a device that supports better cooling was an important factor. I felt more confident knowing that the PoE Hat helps maintain optimal operating temperatures.

Price Considerations

When I was comparing different options, price played a significant role. The Geeekpi Isolated Poe Hat offers a balance between affordability and functionality. I found that investing in a good quality PoE Hat would ultimately save me time and hassle in the long run.

my experience with the Geeekpi Isolated Poe Hat for Raspberry Pi 4 has been positive. It has simplified my setup, provided adequate power, and included essential safety features. If you’re considering a PoE solution for your Raspberry Pi, I recommend weighing the factors discussed in this guide to find the right fit for your needs.

Author Profile

Suzanne Powell

Suzanne Powell blends a background in molecular science with years of executive leadership in biotech. With a Ph.D. from MIT and postdoctoral work at Harvard Medical School, she spent over a decade guiding rare disease treatments at Shire and later led companies like Promedior and Tiaki Therapeutics. Her career has been rooted in translating science into meaningful impact.

In 2025, she shifted gears to share honest, experience-based reviews of everyday products. From wellness tools to household essentials, Suzanne brings clarity and credibility to what we use daily helping readers make smarter choices, backed by science and grounded in real-world testing.

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