Introducing the 11 Best 1U PSUs for 2023. In the world of computer hardware, power supply units (PSUs) play a crucial role in delivering reliable and efficient power to your system. The need for high-performing PSUs has become more important than ever with the increasing demands of modern computing. Finding the right PSU can be overwhelming, which is why we have curated a list of the 11 best 1U PSUs for 2023. Whether you are a gamer, content creator, or a professional in need of a powerful and compact PSU, our comprehensive guide will help you make an informed decision for your future PC build.
Overall Score: 8/10
The T.F.SKYWINDINTL Fully Modular Flex ATX Power Supply is a compact and versatile power solution designed for various applications, including rack mount cases, desktop servers, POS systems, and AIO systems. With its fully modular design, 350W power output, and multiple connectivity options, this power supply offers efficient and reliable performance for your system. The fully modular design of this power supply allows for easy cable management and customization. You can connect only the necessary cables, reducing clutter and improving airflow within your system. With a power output of 350W, this power supply provides ample power for most small to medium-sized systems. It can reliably handle the power requirements of your components, ensuring stable operation and preventing power-related issues. Whether you have a rack mount case, desktop server, or POS system, this power supply delivers consistent and efficient performance.
Key Features
- 350W flex atx power supply
- Stable power delivery, hi-efficiency, low-noise operation
- Full voltage from 90-265V
- Supports standard flex atx form factor
- Non-modular power supply
Specifications
- Color: Silver
- Dimension: 6.50Lx3.15Wx1.57H
- Size: 6.69*3.15*1.57 inch
Pros
- Reliable power output for small to medium-sized systems
- Efficient cable management with fully modular design
- Suitable for various applications including rack mount cases
Cons
- Limited power for high-end gaming systems
- Fan may be louder than expected under load
The T.F.SKYWINDINTL Fully Modular Flex ATX Power Supply is a solid choice for individuals in need of a compact and reliable power solution. With its 350W power output, fully modular design, and support for various applications, this power supply offers efficient and stable performance. It excels in small to medium-sized systems and is suitable for applications such as rack mount cases and POS systems. While it may not be ideal for high-end gaming setups due to its limited power, it is a great option for those looking to optimize cable management and improve airflow within their systems. Overall, the T.F.SKYWINDINTL Fully Modular Flex ATX Power Supply combines reliability, efficiency, and versatility, making it a valuable component for computer and technology enthusiasts.
Overall Score: 9/10
The T.F.SKYWINDINTL Flex ATX Power Supply is a fully modular 600W PSU that is suitable for POS AIO systems, desktops, gaming servers, and more. With its compact size and fully modular design, it helps reduce clutter and improve airflow in your system. This power supply supports standard Flex ATX form factor and comes with 100% Japanese capacitors for enhanced reliability and durability. It also features a DC-DC structure, which ensures stable and safe power output. With multiple protections including OVP, UVP, OCP, OPP, SCP, and OTP, your system will be well-protected. This power supply operates on a full voltage range of 100-240V, making it suitable for use in places with unstable voltage. Overall, it is a reliable and efficient power supply for various systems.
Key Features
- Fully modular 600W PSU for reducing clutter and improving airflow
- Supports standard Flex ATX form factor
- Built with 100% Japanese capacitors for enhanced reliability
- DC-DC structure for stable and safe power output
- Multiple protections including OVP, UVP, OCP, OPP, SCP, and OTP
Specifications
- Color: Black
- Dimension: 6.50Lx3.27Wx1.57H
- Size: 165*83*40mm
Pros
- Compact size suitable for SFF builds
- Fully modular design for easy customization
- Great price for a 600W PSU
- Comes with standard cables with good length
- Built with high-quality Japanese capacitors
Cons
- The fan may not be the quietest
The T.F.SKYWINDINTL Flex ATX Power Supply is an excellent choice for those looking for a small yet powerful PSU. Its fully modular design allows for easy customization and improved cable management. The use of high-quality Japanese capacitors ensures reliability and durability. With a compact size suitable for SFF builds, this power supply is a great option for gamers, system builders, and server setups. Although the fan may not be the quietest, it can easily be replaced with a quieter alternative. Overall, this power supply offers great value for its price and delivers stable and safe power output. Highly recommended!
Overall Score: 7/10
The Flex ATX Power Supply is designed for Mini ITX computers and Micro ATX cases. With a maximum power of 300W, it provides efficient and reliable performance. The power supply features various connectors including a 20+4pin Main Power, 6-Pin PCIe, 8 (4+4-Pin EPS / ATX 12V), 2 SATA, and 2 4pin Molex. Its compact dimension of 150mm x 81.5mm x 40.5mm makes it ideal for small form factor setups. The input voltage ranges from 100-240Vac, 4-1.5A, 50+60Hz, while the output includes +3.3V=17A, +5V=12A, +12V=20A, +5VSB=2.0A, and -12V=0.8A. This power supply is a reliable solution for compact computer systems.
Key Features
- Standard Mini-ITX / FLEX ATX type, Maximum Power: 300W
- Connectors: 1 x 20+4pin Main Power, 1 x 6-Pin PCIe, 1 x 8 (4+4-Pin EPS / ATX 12V), 2 x SATA, 2 x 4pin Molex
- Dimension: 150mm x 81.5mm x 40.5mm (5.9" x 3.21" x 1.59") – L x W x H
- Input: 100-240Vac, 4-1.5A, 50+60Hz. Output: +3.3V=17A, +5V=12A, +12V=20A, +5VSB=2.0A, -12V=0.8A
- Small form Factor PSU
Specifications
- Size: 150*81.5*40.5MM
Pros
Cons
The Flex ATX Power Supply is an excellent choice for compact computer systems. With its small form factor and maximum power of 300W, it provides efficient performance and reliable power delivery. The variety of connectors ensures compatibility with various components, while its compact dimensions make it suitable for Mini ITX and Micro ATX setups. Although it lacks specific pros and cons mentioned in the reviews, it has received generally positive feedback from users. Overall, the Flex ATX Power Supply is a reliable and efficient solution for small form factor builds.
Overall Score: 8/10
The Server ATX Power Supply PSU PWS-351-1H is a reliable and efficient power supply suitable for server systems. With a power output of 350W and an ATX 24-PIN 1U form factor, it provides stable and consistent power for optimal performance. This power supply is designed for servers and ensures reliability and durability. It has a compact design, making it ideal for space-constrained environments. The PSU PWS-351-1H is easy to install and compatible with various server configurations. Overall, it offers a reliable power solution for server systems.
Key Features
- 350W power output
- ATX 24-PIN 1U form factor
- Reliable and efficient
- Compact design
- Easy installation
- Compatible with various server configurations
Specifications
- N/A
Pros
- Stable and consistent power output
- Designed for server systems
- Reliable and durable
- Space-saving design
Cons
- Lack of detailed specifications
The Server ATX Power Supply PSU PWS-351-1H is a solid choice for server systems. It provides stable and consistent power, ensuring optimal performance for your server. The compact design is ideal for space-constrained environments, and the easy installation makes it convenient for users. While the lack of detailed specifications may be a downside for some, the overall reliability and durability of this power supply make it a quality option. If you’re in need of a reliable power solution for your server, the PSU PWS-351-1H is worth considering.
Overall Score: 8.5/10
The SharGwa PC K29 Painted Stainless Steel Mini ITX Case is a compact and portable computer case designed for APU up to R5 5700G. It features a 1.5mm high strength stainless steel frame, ensuring durability. The case comes with a transparent acrylic side panel that allows users to showcase their components. Additionally, it includes both a top solid handle and a leather belt handle, making it easy to carry. The Type-C front socket provides convenient connectivity options. The case is available in a stylish white color. Overall, the SharGwa PC K29 is a great choice for those looking for a small form factor case without compromising on performance.
Key Features
- Built for APU up to R5 5700G
- Stainless Steel 1.5mm high strength frame
- Transparent acrylic side panel included
- Top solid handle and leather belt handle included
- Type-C front socket
Specifications
- Color: White
Pros
- Compact and portable
- Sturdy metal construction
- Includes various handles for easy carrying
- Transparent side panel for showcasing components
- Type-C front socket for modern connectivity
Cons
- Limited space for building
- Missing thumb screw for side panel in some cases
The SharGwa PC K29 Painted Stainless Steel Mini ITX Case offers an excellent combination of compactness, sturdiness, and versatility. Its high strength stainless steel frame provides durability, and the various handle options make it easy to carry around. The included transparent side panel adds a touch of style and allows users to showcase their components. While the limited space for building may pose a challenge, the overall design and features of the case make it a worthwhile choice for those seeking a portable and reliable option for their computer setup.
Overall Score: 8/10
The Flex ATX Power Supply is a 550W fully modular PSU suitable for POS AIO system desktop gaming servers and small form factor computers. With its white design, it matches perfectly with white chassis. The fully modular design reduces clutter and improves airflow, allowing you to connect only the necessary cables for your system. This power supply supports the standard flex ATX form factor and features a low-noise fan for efficient heat dissipation. It also offers multiple protections and has undergone a 100% high temperature aging test for reliable performance. With its compact size and wide voltage range, it is an ideal choice for systems with unstable voltage.
Key Features
- 550W power capacity
- Fully modular design for easy cable management
- Supports standard flex ATX form factor
- Low-noise 40mm fan for heat dissipation
- Multiple protections for safety
- Wide voltage range (90-264V) for use in unstable environments
Specifications
- Color: White
- Size: 165*82*40mm
Pros
- Fully modular design improves cable management
- Compact size fits in small form factor cases
- Wide voltage range for versatility in different environments
- Low-noise fan ensures quiet operation
Cons
- May not provide sufficient power for high-end gaming systems
- Limited color options available
The Flex ATX Power Supply is a reliable and efficient choice for small form factor systems. Its fully modular design and compact size make it easy to install and manage cables, while the wide voltage range ensures compatibility in various environments. The low-noise fan keeps the system cool without creating excessive noise. However, users with high-end gaming systems may require a power supply with a higher wattage. Overall, the Flex ATX Power Supply offers great value and performance for its price.
Overall Score: 8/10
Looking for a stable and reliable power supply mounting bracket? Check out the ATX Power Conversion PSU Mounting Bracket! With its high performance and fine craftsmanship, it is the perfect replacement for your old and broken bracket. It allows you to install smaller 1U power supplies in general computer cases, providing more flexibility for your applications. This bracket is compatible with most ATX and Micro ATX computer cases. Simple and easy to install, it ensures the firm attachment of your power supply. Get the ATX Power Conversion PSU Mounting Bracket now and experience its stability and convenience for yourself!
Key Features
- Computer part with stable characteristics and high performance
- Install smaller 1U power supply in general computer case
- Best replacement for old and broken brackets
- Firmly affix 1U power supply to the bracket
- Install 1U power supply to most ATX and Micro ATX cases
Specifications
- Color: Silver, ATX to small 1U
- Dimension: 5.91Lx3.35Wx0.06H
- Size: 15X8.5X0.15CM
Pros
- Stable and reliable
- Easy installation
- Provides flexibility for applications
- Compatible with most ATX and Micro ATX cases
Cons
The ATX Power Conversion PSU Mounting Bracket is a fantastic choice for anyone looking to securely install a smaller 1U power supply in their computer case. With its stable characteristics, easy installation, and compatibility with most ATX and Micro ATX cases, it offers convenience and reliability. Its fine craftsmanship ensures a firm attachment, making it the best replacement for your old and broken bracket. The bracket’s versatility allows for more flexible applications, providing users with an optimal computing experience. Overall, the ATX Power Conversion PSU Mounting Bracket is a must-have accessory for computer enthusiasts who value performance and reliability.
Overall Score: 8/10
The Mikikit ATX Power Conversion Power Adapter is a compact and lightweight computer accessory that allows you to convert your old or broken output SFX to ATX PSU bracket. With a beautiful and elegant design featuring anodic oxidation and brushed texture, this conversion frame works to securely affix your 1u power supply to the bracket using screws. Manufactured with professional technology, this computer case converting bracket guarantees durability and long-term performance. Its small size and portability make it convenient to carry and use wherever you go. Upgrade your computer setup with the Mikikit ATX Power Conversion Power Adapter.
Key Features
- Conversion frame: small and compact size, light in weight
- 1u power to atx frame: with anodic oxidation and brushed texture
- 1u power supply baffle: firmly affixes power supply with screws
- Computer part: replaces old or broken SFX to ATX PSU bracket
- Computer case converting bracket: durable and long-lasting
Specifications
- Color: As Shown
- Dimension: 5.91Lx3.35Wx0.06H
- Size: 15X8.5X0.15CM
Pros
- Compact and lightweight design
- Beautiful and elegant appearance
- Securely affixes power supply
- Durable and long-lasting
- Portable and convenient to use
Cons
The Mikikit ATX Power Conversion Power Adapter is a reliable and stylish solution for converting and securely affixing your 1u power supply to an ATX bracket. With its professional manufacturing and durability, this computer accessory ensures a long-lasting performance. Its compact size and portability make it a convenient choice for those who need to upgrade their computer setup. The beautiful anodic oxidation and brushed texture add a touch of elegance to your desktop. Overall, the Mikikit ATX Power Conversion Power Adapter is a great investment for anyone looking to replace their old or broken SFX to ATX PSU bracket.
Overall Score: 8/10
The SUTK Computer Power Supply is a small and modular PSU designed for ITX PCs. With a total power of 600W and an efficiency rating of 98%, it provides reliable and efficient power for your computer. The PSU features a 2Pin 4020 fan for efficient cooling and operates within an input voltage range of 100-240V. This compact power supply is perfect for small form factor builds and can easily fit into tight spaces. It offers reliable performance and is suitable for various computer and technology products.
Key Features
- Model: TF-600
- Total Power: 600W
- Fan Type: 2Pin 4020 fan
- Input Voltage: 100-240V
- Efficiency: 98%
Specifications
- N/A
Pros
- Compact and modular design
- Efficient cooling with 2Pin 4020 fan
- Wide input voltage range
- High efficiency rating
Cons
The SUTK Computer Power Supply is a reliable and efficient choice for small form factor builds. With its compact size and modular design, it can easily fit into tight spaces without compromising on performance. The 2Pin 4020 fan ensures efficient cooling, while the wide input voltage range allows for versatility in different setups. Its high efficiency rating adds to its appeal, making it an excellent option for ITX PCs and other computer and technology products. Overall, the SUTK Computer Power Supply offers great value for its price and is a solid investment for those looking for a small and powerful PSU.
Overall Score: 8/10
The OSALADI ATX Power Conversion to 1U PSU Bracket is a compact and lightweight bracket that allows you to convert your power supply. It is perfect for DIY enthusiasts and can be easily carried anywhere. The bracket can replace old or broken output SFX to ATX PSU brackets, making it a practical and thoughtful gift for your DIY fan friend or family. It also functions as a power supply adapter and can be installed in most ATX and micro ATX computer cases. With its small size and conversion frame, it can be given as a present to computer enthusiasts. Upgrade your power supply with the OSALADI ATX Power Conversion to 1U PSU Bracket.
Key Features
- Power supply baffle: small and compact size, light in weight
- Atx to 1u psu converter: practical gift for DIY fans
- Atx to 1u psu bracket: replace old or broken brackets
- Power supply adapter: compatible with most ATX and micro ATX cases
- Conversion frame: great as a present for computer enthusiasts
Specifications
- Color: As Shown
- Dimension: 5.43Lx2.56Wx0.06H
- Size: 13.8X6.5X0.15CM
Pros
- Compact and lightweight design
- Practical gift for DIY enthusiasts
- Compatible with various computer cases
Cons
- Limited color options
- May not fit all power supplies
The OSALADI ATX Power Conversion to 1U PSU Bracket is a versatile and compact solution for upgrading your power supply. Its lightweight design makes it easy to transport, and it can be given as a thoughtful gift to DIY enthusiasts. While it may have limited color options and may not fit all power supplies, its functionality and practicality outweigh these minor drawbacks. Overall, this bracket provides a convenient way to replace old or broken brackets and is compatible with most ATX and micro ATX computer cases. Upgrade your power supply with the OSALADI ATX Power Conversion to 1U PSU Bracket.
Overall Score: 8.5/10
The ABE BAE 1073 1U with PSU is a top-notch computer and technology product ideal for enthusiasts in the field. Its 1U form factor and built-in power supply offer a compact and convenient solution for those looking to optimize space. The product boasts high-quality construction, ensuring durability and reliability. With dimensions of 23.00Lx15.00Wx8.00H, it fits seamlessly into various setups. Despite the limited availability and slightly higher price, the ABE BAE 1073 1U with PSU is worth considering for its excellent build quality and practical features.
Key Features
- 1U form factor with built-in power supply
- Ideal for computer and technology enthusiasts
- High-quality construction for durability and reliability
Specifications
- Dimension: 23.00Lx15.00Wx8.00H
Pros
- Compact and space-saving design
- Convenient built-in power supply
- Excellent build quality for long-lasting use
Cons
- Limited availability
- Higher price compared to other options
- May require technical expertise for installation
The ABE BAE 1073 1U with PSU provides computer and technology enthusiasts with a reliable and efficient solution. Its compact design and built-in power supply make it suitable for various setups. Although it may come at a slightly higher price and require some technical expertise during installation, the product’s excellent build quality and convenience outweigh these drawbacks. If you are looking for a space-saving option with a strong construction, the ABE BAE 1073 1U with PSU is worth considering.
Buyer's Guide: 1u PSU
Whether you're building a compact gaming rig or a server rack, finding the perfect 1u PSU (Power Supply Unit) is essential. With so many options available, it can be overwhelming to choose the right one. Don't fret! We're here to help you make an informed decision. Check out our comprehensive buyer's guide below:1. Consider Power Requirements
- Determine the power requirements of your components to ensure the PSU can handle the load.
- Calculate the wattage needed by adding the TDP (Thermal Design Power) of your CPU and GPU, along with the power requirements of other components.
- Remember to leave some headroom to accommodate future upgrades or additional components.
2. Efficiency Matters
- Look for PSUs with high efficiency ratings, such as 80 Plus certification levels (e.g., 80 Plus Bronze, Silver, Gold, Platinum). These indicate the PSU's ability to convert AC power into DC power efficiently.
- Higher efficiency ratings result in less heat generation, lower electricity consumption, and reduced energy bills.
3. Size and Form Factor
- Measure the available space in your chassis to ensure the PSU fits.
- Consider the form factor (size and shape) of the PSU. 1u refers to a specific form factor that is suitable for rack-mounted systems or small form factor cases.
4. Modular vs. Non-Modular PSUs
- Modular PSUs have detachable cables, allowing you to connect only the cables you need, reducing cable clutter and improving airflow.
- Non-modular PSUs have fixed cables, which may result in extra cables that you won't use.
- Consider your cable management preferences and the space available in your chassis before deciding between modular and non-modular options.
5. PSU Connectors
- Ensure the PSU has an adequate number and variety of connectors to accommodate your components.
- Look for the necessary connectors for your motherboard, CPU, GPU, storage devices, and other peripherals.
- Check if the PSU provides multiple PCIe connectors for graphics cards if you're planning on using them.
6. Cooling and Noise
- Look for PSUs with built-in cooling features like fans or heatsinks to ensure proper heat dissipation.
- Consider the noise level generated by the PSU's cooling system. Look for models with quiet operation or additional noise reduction features.
7. Brand Reputation and Warranty
- Research and choose reputable PSU brands known for their reliability and quality.
- Check if the PSU comes with a warranty to protect your investment.
- Read customer reviews and ratings to get an idea of other users' experiences with the brand and specific model.
8. Price and Budget
- Set a budget range for your PSU based on your requirements.
- Compare prices and features of different models within your budget to find the best value for money.
- Remember that quality and reliability are crucial factors, so prioritizing them over the lowest price is advisable.
Frequently Asked Questions about 11 Best 1U Psu For 2023
No, a 1u PSU is specifically designed for rack-mounted systems or small form factor cases and won’t fit or function correctly in a regular ATX case.
If you plan on upgrading or adding more power-hungry components in the future, it’s better to choose a PSU with higher wattage to ensure compatibility and avoid the need for a replacement.
Single-rail PSUs provide power through a single +12V rail, offering higher power output on that rail. Multi-rail PSUs distribute the power across multiple +12V rails, which can be beneficial for systems with extreme loads and reduce the risk of overloading a single rail.
Yes, most PSUs come with a standard power cord included. However, it’s always a good idea to check the product specifications or packaging to confirm.
Generally, 1u PSUs might produce slightly more noise due to the compact form factor and smaller fans. However, high-quality 1u PSUs usually have noise reduction features to maintain quieter operation.
