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- FSP FlexGURU 300W Flex ATX Power Supply
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Item #:
221636760
FSP FlexGURU 300W Flex ATX Power Supply
87% of respondents would recommend this to a friend
Item #:
221636760
XCD 484
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Order now and get it around Monday, September 28
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The FlexGURU series offers stable output and long-term reliability with 100% Japanese electrolytic capacitors and a guaranteed typical efficiency of 90%.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Efficiency
80 Plus Platinum certification ensures superior energy efficiency, minimizing power loss and reducing electricity bills while maintaining stable performance.
Compact Design
Designed specifically for small form factor PCs, 1U IPC, and NAS systems, making it ideal for users seeking reliable power in limited spaces.
Universal Fix Bracket
Includes a universal fix bracket, allowing effortless installation across a wide range of systems, improving compatibility and ease of use for builders and DIY enthusiasts.
Product Details
| Compatible Devices | Edge Computer, Industrial PC, NAS Server, PC, Surveillance |
| Connector Type Used on Cable | ATX, FLEX ATX |
| Output Wattage | 300 watts |
| Form Factor | Flex ATX |
| Wattage | 300 watts |
| Cooling Method | Air |
| Power Supply Design | Full Modular |
| Connector Quantity | 4 |
| Number of Fans | 1 |
| Maximum Input Voltage | 240 volts_of_alternating_current |
| Minimum Input Voltage | 100 volts_of_alternating_current |
| System Bus Connector Type | 20+4 Pin |
| Brand | FSP |
| Number of Items | 1 |
| Manufacturer | FSP group INC |
| UPC | 845685015129 |
| Model Number | PPA3004302 |
| Mfr Part Number | PPA3004302 |
| Item Dimensions | 5.91 x 1.59 x 3.21 inches (15 x 4 x 8.2 cm) |
| Item Weight | 2.2 pounds (1 kg) |
| Connector Type | ATX, FLEX ATX |
| Item dimensions L x W x H | 5.91 x 1.59 x 3.21 inches (15 x 4 x 8.2 cm) |
Who Should Buy?
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Small Form Factor PCs
Ideal for building compact PCs that require efficient space-saving power solutions without sacrificing performance.
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1U Rackmount Servers
Perfect for 1U IPC setups where power and efficiency are crucial in limited server spaces.
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NAS Systems
Designed for Network Attached Storage systems, providing reliability and efficiency for data storage needs.
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Gaming Enthusiasts
Limited modularity may hinder cable management and airflow for high-performance gaming builds requiring multiple GPUs.
Product Description
FSP FlexGURU 300W Flex ATX Power Supply
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the benefits of a full modular power supply like the FlexGURU 300W?
Answer: A full modular power supply allows users to connect only the cables they need for their build, reducing clutter and improving airflow within the case. This can significantly enhance cable management, making your setup look cleaner and more organized. Additionally, in scenarios where you want to swap components or upgrade your system, having only the necessary cables attached makes it easier to work inside your PC. This modularity is especially beneficial for those who prioritize aesthetics and optimal airflow. -
Question:
How does the 80 Plus Gold certification affect power efficiency?
Answer: The 80 Plus Gold certification indicates that the FlexGURU Power Supply can achieve at least 87% efficiency at standard loads, meaning less power waste and lower energy consumption. This not only helps in reducing your electricity bills but also contributes to less heat generation inside your PC, potentially extending the lifespan of your components. This efficiency is crucial for gaming or resource-intensive tasks, ensuring that your system operates optimally without wasting energy. -
Question:
Is the FlexGURU Power Supply suitable for gaming PCs?
Answer: Yes, the FlexGURU Power Supply is a great choice for gaming PCs, thanks to its reliable 300W output and 80 Plus Gold certification. This power supply provides stable and efficient power, essential for maintaining performance during high-demand gaming sessions. It's especially suited for compact builds or systems that require higher efficiency without taking up too much space. Gamers benefit from enhanced system performance and lower energy costs, making it an effective option for both casual and hardcore gaming rigs. -
Question:
What does Flex ATX mean in the context of power supplies?
Answer: Flex ATX refers to a compact form factor designed for smaller cases, allowing for better compatibility with space-constrained builds. The FlexGURU Power Supply, being Flex ATX, is ideal for mini-ITX or small form factor systems, as it provides powerful performance without requiring the larger sizes of standard power supplies. This is particularly useful for building slim desktops or portable gaming rigs, ensuring you get exceptional power handling while keeping the overall footprint minimal. -
Question:
What type of cables are included with the FlexGURU Power Supply?
Answer: The FlexGURU Power Supply comes with a variety of modular cables, allowing you to customize your connection setup. Typically, this includes cables for the motherboard, CPU, and PCIe for graphics cards, among others. The full modular design means you can choose which cables to use, enhancing cleanliness and airflow in your PC build. For gamers or PC builders aiming for a neat appearance and efficient airflow, having the right cables can streamline installation and maintain an organized workspace. -
Question:
Can I use the FlexGURU power supply for a workstation setup?
Answer: Absolutely, the FlexGURU Power Supply is well-suited for workstation setups where reliability and efficiency are key. Its 80 Plus Gold certification ensures that it can deliver stable power for demanding applications, such as video editing or CAD software. In work environments where prolonged power delivery is needed, this power supply offers the assurance of consistent performance, supporting high-end components without compromising efficiency. -
Question:
What features make this power supply reliable?
Answer: The FlexGURU Power Supply boasts premium components and rigorous testing standards that contribute to its reliability. With features like high-quality capacitors and a robust protection circuit, it ensures stable power delivery and safeguards your components from power surges or failures. During stressful conditions like heavy gaming or workstation tasks, this power supply maintains steady performance. Users can confidently build or upgrade their systems knowing that their components are adequately protected. -
Question:
How does the size of the FlexGURU Power Supply compare to standard ATX supplies?
Answer: The FlexGURU Power Supply is notably smaller than standard ATX power supplies, making it ideal for compact PC builds. Its Flex ATX design means it is tailored for smaller cases without compromising on power output or efficiency. If you're looking to build a space-saving desktop or transportable gaming rig, the FlexGURU allows you to retain strong performance while minimizing the overall dimensions of your setup. -
Question:
What cooling solutions does the FlexGURU Power Supply offer?
Answer: The FlexGURU Power Supply typically integrates a silent cooling fan designed to minimize noise while effectively dissipating heat. Efficient thermal management is crucial, especially during intensive tasks, and this power supply’s fan operates intelligently to provide adequate airflow without becoming intrusive. Users can enjoy a quieter PC experience, which is particularly appreciated in environments that require focus or during extensive gaming sessions. -
Question:
Where can I buy FlexGURU Power Supply, Flex ATX 300W, 80 Plus Gold, Full Modular in Saint Kitts and Nevis?
Answer: You can buy the FlexGURU Power Supply, Flex ATX 300W, 80 Plus Gold, Full Modular (FSP300-57FCB) on Ubuy. Ubuy offers a seamless shopping experience, ensuring you have access to this high-quality power supply along with reliable customer service and efficient delivery options. Shopping on Ubuy provides a straightforward way to enhance your PC build with premium components, allowing for easy comparisons and straightforward purchasing.
FSP Internal Power Supplies PPA3004302 Editorial Review
**** This power supply units (PSUs) have garnered a notably positive reception among customers, primarily due to their exceptional reliability and performance in demanding environments. Users frequently highlight the sturdy Construction and high-quality components, particularly praising their effectiveness in heavy industrial use cases where failure rates are exceptionally low—staying below 1% in harsh conditions. Many reviewers express a strong preference for this brand over others, recommending it wholeheartedly for anyone who values durability and longevity in their systems. The efficiency of these PSUs is also a recurring theme, with an 80 Plus Gold rating that ensures users benefit from lower energy Consumption and cooler operating temperatures. Reviews indicate that the modular design simplifies cable management during installation, enhancing the overall building experience. The quiet operation of the fans is noted, though some users caution that while quieter than typical server PSUs, it may still be noticeable in very quiet environments. Another point of Consideration is its cost; while not the cheapest option on the market, Consumers generally agree that the price reflects the quality and features, with many feeling the investment is justified by the longevity and performance of the supply. This perception is further reinforced by the five-year warranty provided, adding reassurance for those purchasing the product. In summary, this PSU stands out as a robust choice for serious PC builders and those requiring a reliable power source in less-than-ideal conditions. It balances efficiency, noise levels, and power stability, making it suitable for a range of applications from home builds to industrial setups. **
Customer Reviews & Ratings
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Pros
- Excellent reliability with very low failure rates in demanding environments.
- 80 Plus Gold certification for energy efficiency.
- Modular cable design for easy installation and management.
- Low operational noise, despite being louder than standard ATX supplies.
- Five-year warranty reflecting durability.
Cons
- Higher price point compared to cheaper alternatives.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 484
Order now and get it around Monday, September 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Guaranteed typical efficiency of 90% for the 500W and 300W models.
- Built with 100% Japanese electrolytic capacitors for superior reliability.
- Comprehensive safety protections including UVP, OVP, OTP, SCP, and OPP.
- Fully modular cables for seamless installation and flexibility.
- Enhanced thermal performance with a built-in quiet 40mm fan.
- Certified with 80 Plus Gold for energy efficiency and compliant with UL 62368 standards.
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