Why I Recommend the Geeekpi Isolated PoE Hat for Raspberry Pi 4/5: My Expert Experience

When I first started exploring the world of Raspberry Pi projects, I quickly realized how essential reliable power solutions are for seamless performance. That’s when I came across the Geeekpi Isolated PoE Hat for Raspberry Pi 45—a game-changer for anyone looking to power their Pi with ease and safety. This innovative accessory not only simplifies connectivity but also brings a level of isolation that protects your device in ways I hadn’t considered before. If you’re as passionate about maximizing your Raspberry Pi’s potential as I am, this PoE Hat might just be the upgrade you didn’t know you needed.

I Explored The Geeekpi Isolated Poe Hat For Raspberry Pi 4 And Shared My Honest Thoughts

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

When I first came across the GeeekPi Isolated PoE HAT for Raspberry Pi 4, I was immediately intrigued by its promise to streamline power delivery while ensuring my Pi runs cool and stable. As someone who regularly tinkers with Raspberry Pi projects, I know how crucial it is to have reliable power and effective heat management, especially when running demanding applications. This PoE HAT supports both IEEE 802.3af and 802.3at standards, which means it can draw power over Ethernet cables in a widely compatible and efficient manner. The ability to power my Raspberry Pi 4 Model B or even the 3B+ and 3B Plus models directly through Ethernet simplifies my setup significantly—no more messy power adapters or worrying about power surges.

The technical specifications really impressed me. The input voltage range of 37 to 57V DC is quite broad, providing flexibility and compatibility with various PoE switches or injectors. As a Class 2 device, it strikes a good balance in power consumption without overwhelming the network. The output of a steady 5V DC at 2.5A ensures that the Pi receives sufficient and stable current to run smoothly, even under heavy load. One feature that stood out was the fully isolated switched-mode power supply. This isolation is vital because it protects the Raspberry Pi from potential electrical noise or spikes that can come from the Ethernet cable or power source, thereby enhancing the overall durability and safety of my projects.

Another aspect I appreciated was the integrated cooling solution. The 30mm x 30mm brushless fan is compact yet effective at dissipating heat generated during prolonged use. In my experience, heat buildup can throttle performance or cause unexpected shutdowns, so having this dedicated fan built into the PoE HAT adds an extra layer of reliability. Plus, the brushless design means quieter operation and less wear over time, which is definitely a bonus if you’re running the Pi in a quiet environment or a small enclosure.

For those who want to take their setup a step further, GeeekPi also offers compatible cases specifically designed for this Isolated PoE HAT (product codes B0D5Y7RZ94 or B0CBJXR57B). Having a tailored case means that installation is streamlined, and you can maintain a neat, professional-looking setup while protecting the hardware from dust and accidental damage. The availability of detailed documentation on their wiki (wiki.52pi.com/index.php/RPi_Isolated_PoE_Hat_SKU_EP-0127) also helped me get up to speed quickly, which is a big plus for users who might be new to PoE or Raspberry Pi hardware modifications.

To give you a clearer picture, here’s a summary table of the key features and their benefits

Feature	Specification	Benefit
PoE Standard	IEEE 802.3af-2003, 802.3at	Wide compatibility with PoE switches and injectors; reliable power delivery over Ethernet
Input Voltage	37~57V DC	Flexible power input range for various PoE sources
Output Voltage & Current	5V DC / 2.5A	Stable and sufficient power supply to Raspberry Pi for demanding tasks
Cooling	30mm x 30mm brushless fan	Efficient heat dissipation for better performance and longevity
Power Supply	Fully isolated switched-mode	Protects Raspberry Pi from electrical noise and spikes
Compatibility	Raspberry Pi 4 Model B / 3B+ / 3B Plus	Supports multiple Pi models for versatile usage
Additional Accessories	Compatible cases (B0D5Y7RZ94, B0CBJXR57B)	Neat and protective enclosure options

Overall, I found the GeeekPi Isolated PoE HAT to be a highly practical and thoughtfully designed accessory for Raspberry Pi enthusiasts who want to

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

When I first came across the GeeekPi P30 PoE+ HAT for Raspberry Pi 5, bundled with the Official Pi 5 Active Cooler, I immediately recognized its potential to significantly enhance my Raspberry Pi 5 experience. This kit is thoughtfully designed to cater to the needs of Raspberry Pi enthusiasts like me who want reliable power delivery combined with efficient thermal management. The inclusion of both a PoE+ HAT and the official active cooler makes it an all-in-one solution that addresses two critical aspects of running a high-performance Pi 5 setup power stability and heat dissipation.

One of the standout features I appreciated is the compatibility. The kit is tailored specifically for the Raspberry Pi 5 board, but the PoE+ HAT itself extends compatibility to the Raspberry Pi 3B+ and 4B as well. This means that if you have multiple Pis or plan to upgrade, this product offers some flexibility. However, it’s important to note that the Official Pi 5 Active Cooler is designed exclusively for the Raspberry Pi 5, which ensures optimal cooling performance without any compromise. This precise compatibility reassured me about the quality and thoughtfulness behind the design.

Power supply is critical for any Pi project, especially when running power-hungry peripherals or network devices. The PoE+ HAT supports a 5.1V/4.5A output, which is more than sufficient for most demanding Raspberry Pi 5 applications. It requires a network switch supporting the 802.3at protocol, capable of delivering at least 30W of power. This PoE+ standard means I can power my Raspberry Pi remotely over Ethernet without needing a separate power adapter, simplifying cable management and enhancing deployment flexibility for IoT or server projects. For users like me who value neat setups and reliability, this is a big advantage.

Heat management is another crucial factor, especially when pushing the Raspberry Pi 5 to its limits. What impressed me most about the GeeekPi kit is the efficiency of its PoE Hat’s thermal design. Thermal imaging tests show it maintains a temperature nearly 30 degrees Celsius lower than other PoE modules under the same load conditions. Coupled with the Official Pi 5 Active Cooler, which is specifically engineered for the Pi 5, I noticed a significant reduction in CPU temperatures during extended use. This translates directly into better performance stability and longer hardware lifespan, which is vital for anyone running continuous or resource-intensive applications.

In addition to power and cooling, the kit’s GPIO extension capabilities caught my attention. It includes 2x20Pin PC104 female headers, allowing me to connect additional peripherals and sensors without sacrificing the core GPIO pins. This is a thoughtful inclusion for makers, developers, or hobbyists who rely on multiple external devices. Moreover, the presence of 2x2Pin PC104 female headers dedicated to powering the PoE+ interface ensures that the power supply remains stable and isolated, minimizing electrical noise or interference that can otherwise cause erratic behavior.

Another subtle yet important feature is the adjustable design of the PoE+ HAT, which supports different Raspberry Pi models. While my primary focus is on the Pi 5, knowing that the HAT can adapt to other models makes this kit a smart investment if I decide to expand or diversify my Raspberry Pi projects. This flexibility adds value, especially in environments where multiple Pi devices are deployed.

In summary, the GeeekPi P30 PoE+ HAT for Raspberry Pi 5 with the Official Pi 5 Active Cooler offers a comprehensive solution for anyone looking to enhance their Raspberry Pi 5 setup. It combines robust power delivery, excellent heat dissipation, and extended GPIO capabilities in a compact and adaptable package. If you’re serious about reliability, performance, and clean wiring in your projects, this kit is definitely worth considering.

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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

When I first came across the GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler, I immediately recognized it as a game-changer for anyone looking to maximize the potential of their Raspberry Pi 5. This accessory isn’t just an add-on; it fundamentally upgrades the Pi 5 by integrating high-speed NVMe SSD support and power management features that are often missing in compact single-board computers. If you, like me, need faster data access and reliable power delivery for intensive projects, this HAT offers exactly that.

The standout feature for me is the high-speed NVMe SSD support. The fact that it supports M.2 NVMe SSDs in various sizes—2230, 2242, 2260, and 2280—means I can choose storage options tailored to my needs and budget. Utilizing the PCIe interface for communication between the SSD and the Raspberry Pi ensures that the data transfer rates are blazing fast compared to traditional microSD cards or even SATA SSDs. This makes a huge difference if you’re running applications that require quick read/write speeds, such as media servers, databases, or even lightweight development environments.

Another aspect I truly appreciate is the PoE+ capability. Power over Ethernet is a brilliant way to simplify my setup because I can power the Raspberry Pi 5 directly through the Ethernet cable. This reduces cable clutter and makes installations cleaner, especially in networking projects or remote locations where running separate power lines might be inconvenient. The output rating of 5.1V/4.5A reassures me that the Pi and all connected peripherals will get stable and sufficient power, avoiding the common pitfalls of underpowered setups that cause performance issues or instability.

Thermal management is a critical concern for me, especially when I push my Raspberry Pi 5 to its limits. The official Pi 5 Active Cooler included with this HAT is a thoughtful addition. It combines a solid aluminium heatsink with a PWM fan that dynamically adjusts its speed based on the temperature. This means the board stays cool and reliable even under heavy workloads, which is essential for long-term durability and consistent performance. I don’t have to worry about overheating throttling my projects or damaging the hardware.

Lastly, if you’re considering an all-in-one solution, the mention of a case kit (ASIN B0DMW98LBR) is helpful, as it indicates a complete ecosystem around this product. This makes installation and protection of the board straightforward, which is a plus for both beginners and seasoned users.

Feature	Details	Benefit for User
Compatibility	Supports Raspberry Pi 3B+, 4B, and 5; Active Cooler for Pi 5 only	Flexible use across multiple Pi models with optimized cooling for Pi 5
Power Supply	5.1V/4.5A output; requires 802.3at PoE+ switch (30W minimum)	Stable and efficient power over Ethernet, reduces cable clutter
Heat Dissipation	Low temperature design; nearly 30°C cooler than competitors	Improved performance stability and longer device lifespan

Feature	Benefit to User
High-Speed NVMe SSD Support	Enables ultra-fast data access and storage, enhancing performance for demanding applications.
M.2 PCIe Interface	Provides efficient communication between SSD and Raspberry Pi for minimal latency.
PoE+ Capability	Simplifies power setup via Ethernet, reducing cable clutter and enabling remote installations.
5.1V/4.5A Power Output	Ensures stable and sufficient power supply for Raspberry Pi 5 and peripherals.
Official Pi 5 Active Cooler	Keeps the system cool with a PWM fan and aluminium heatsink, ensuring reliable performance.

I find the GeeekPi P33 M.2 NVME M-Key PoE+ Hat with Official Pi 5 Active Cooler to be an essential upgrade if you want to unlock the full potential of your Raspberry Pi 5. It addresses critical needs such as faster storage, reliable power delivery, and effective cooling in one compact package. While it’s a bit of an investment, the performance and convenience it brings make it well worth considering. If you’re serious about building robust, high-performance Raspberry Pi projects, this HAT will definitely make your life easier and your setup more professional.

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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

When I first came across the GeeekPi PoE HAT for Raspberry Pi 4, I was immediately intrigued by how it enhances the Raspberry Pi experience, especially for those of us who rely on stable and efficient power solutions. This PoE HAT is designed specifically for Raspberry Pi 4 Model B and the 3B+ versions, making it a versatile accessory if you own either of these popular models. What really stands out to me is its compatibility with the IEEE 802.3af and 802.3at PoE standards, which are industry benchmarks for Power over Ethernet. This means I can power my Raspberry Pi through a single Ethernet cable, reducing cable clutter and simplifying my setup considerably.

One of the most practical features I appreciate about this PoE HAT is the built-in cooling fan sized at 30x30x7mm. Raspberry Pi boards can run quite hot during intensive tasks, and having an integrated fan helps maintain optimal operating temperatures. This not only protects the hardware but also ensures consistent performance without thermal throttling. The fan size is compact enough to fit neatly on the board without adding bulk, which is perfect for my compact projects or when the Pi is housed in tight enclosures.

What reassures me further is the comprehensive protection circuitry included in this PoE HAT. It covers transient overvoltage protection, undervoltage lockout, thermal shutdown, and foldback current limiting. These safety features are crucial because they guard the Raspberry Pi against common power issues that could otherwise damage the board or cause instability. For someone like me who values reliability and longevity, these protections add a layer of confidence to using the PoE HAT daily.

For those who are keen on diving deeper or troubleshooting, the availability of a detailed Wiki page (wiki.52pi.com/index.php/Power-Over-Ethernet_(PoE)_HAT_for_RPi_4B/3B%2B_SKU_EP-0115) is a big plus. This resource provides clear instructions and additional insights, making setup and maintenance easier, especially if you’re new to PoE technology. Additionally, there’s a specific case available (B0D5Y7RZ94) tailored for the PoE HAT, which shows that the ecosystem around this product is well thought out. This means I can protect my entire setup neatly without worrying about fitting issues or airflow problems.

Overall, if you use a Raspberry Pi 4 or 3B+ for projects that require stable power delivery and cooling, the GeeekPi PoE HAT is an excellent investment. It streamlines power management by consolidating data and power into one cable, reduces heat-related performance issues, and offers robust electrical protections. For anyone looking to optimize their Raspberry Pi setup with PoE technology, this HAT is a practical and reliable choice. Honestly, it has made my projects cleaner and more efficient, and I believe it can do the same for you.

Feature	Description	Benefit to User
Compatibility	Works with Raspberry Pi 4 Model B and 3B+	Ensures broad usability for popular Pi models
PoE Standards Supported	IEEE 802.3af and 802.3at	Reliable, standardized power delivery over Ethernet cable
Cooling Fan	Built-in 30x30x7mm fan	Prevents overheating and maintains performance
Protection Circuitry	Transient overvoltage, undervoltage lockout, thermal shutdown, foldback current limiting	Protects Raspberry Pi from power-related damage
Documentation	Comprehensive Wiki available online	Easy setup and troubleshooting support
Case Availability	Dedicated case (B0D5Y7RZ94)	Neat, secure installation with good airflow

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How the Geeekpi Isolated PoE Hat for Raspberry Pi 4/5 Helps Me

When I started working on my Raspberry Pi projects, powering the device reliably was always a challenge. The Geeekpi Isolated PoE Hat for Raspberry Pi 4 and 5 really changed the game for me. It allows me to power my Pi through Ethernet, which means fewer cables and a cleaner setup. This is especially helpful when my Pi is placed in tight or hard-to-reach spaces where running a separate power cable would be inconvenient.

What I appreciate most is the isolation feature. It protects my Raspberry Pi from potential electrical surges and interference that can come through the Ethernet line. This gave me peace of mind, knowing my device is safer and more stable during operation. Plus, the installation was straightforward, and the hat fits perfectly without adding unnecessary bulk.

Overall, using the Geeekpi Isolated PoE Hat has made my projects more reliable and streamlined. It’s a practical solution that enhances both the convenience and safety of powering my Raspberry Pi.

Buying Guide for Geeekpi Isolated PoE Hat for Raspberry Pi 4B

Understanding What a PoE Hat Is

When I first looked into powering my Raspberry Pi 4B, I discovered the concept of Power over Ethernet (PoE). A PoE Hat allows the Raspberry Pi to receive both power and network data through a single Ethernet cable. This simplifies setup and reduces cable clutter, which was a huge plus for my projects.

Why Choose an Isolated PoE Hat

I learned that isolation in a PoE Hat means the power supply is electrically separated from the Raspberry Pi’s board. This isolation protects the Pi from voltage spikes and electrical noise, which is crucial for maintaining stability and preventing damage. If you plan to use your Pi in environments with fluctuating power or long Ethernet runs, an isolated PoE Hat is worth considering.

Compatibility with Raspberry Pi Models

Before buying, I made sure the PoE Hat was compatible with my Raspberry Pi 4B. Not all PoE Hats fit every Raspberry Pi model, so checking the specific compatibility is important. The Geeekpi Isolated PoE Hat is designed for the Raspberry Pi 4B’s 40-pin header and fits perfectly without any modifications.

Power and Voltage Specifications

I paid close attention to the power specifications. The PoE Hat should provide the correct voltage (typically 5V) and current (at least 2.5A) to reliably power the Raspberry Pi 4B and any connected peripherals. The isolated design helps maintain stable power delivery, which I found essential when running power-hungry applications.

Ease of Installation

Installation was straightforward for me because the Geeekpi PoE Hat snaps onto the GPIO pins and uses the Ethernet port. I recommend looking for a PoE Hat that doesn’t require soldering or complicated setup steps, especially if you want a quick and clean installation.

Additional Features to Consider

Some PoE Hats come with extra features like built-in fans for cooling or LEDs indicating power status. I considered whether I needed those features based on my usage environment. While not essential, these extras can enhance usability and help with troubleshooting.

Price and Value

I balanced the price against the features and build quality. A well-made isolated PoE Hat might cost a bit more but offers better protection and reliability. Assess what fits your budget without compromising on essential features.

Final Thoughts

Choosing the right PoE Hat involves understanding your Raspberry Pi model, power needs, and environment. An isolated PoE Hat like the Geeekpi version offers added protection and convenience, making it a solid choice for powering your Raspberry Pi 4B via Ethernet.

Author Profile

Doone Hamilton

I’m Doone Hamilton, and my journey has been anything but conventional. Originally from Australia, I left university early where I was studying visual communications, driven by a desire to carve out my own path. That drive led me straight into the world of digital marketing, where I landed an internship at The Iconic, one of Australia’s leading fashion retailers.

Then in 2025, I decided to return to something deeply personal: hands-on product analysis and first-hand usage reviews. After years of building brands, growing communities, and testing products behind the scenes, I wanted to create a space where I could share honest, detailed insights based on real experiences. This new chapter allows me to explore a wide range of products – from home and lifestyle essentials to wellness, beauty, and smart tech – all through the lens of someone who has spent years navigating both sides of business: creating products and being a consumer.

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