When building a silent gaming rig, choosing the right SFX power supply is crucial. You want something that delivers reliable power without the distracting noise. In 2026, several options stand out for their performance and efficiency. From the CORSAIR SF850 to the Lian Li SP V2, these models are designed to meet your needs. Curious about which power supplies made the top ten list and what features set them apart?

CORSAIR SF850 Fully Modular Low Noise Power Supply

If you’re a gamer looking for a compact power supply that delivers both performance and silence, the CORSAIR SF850 is an excellent choice. This fully modular, low noise power supply boasts an impressive 80 PLUS Platinum rating for efficiency and complies with ATX 3.0 and PCIe 5.0 standards. Its SFX form factor, complete with an SFX-to-ATX bracket, fits snugly in small builds. The 92mm PWM cooling fan runs quietly, thanks to Zero RPM Mode. With Japanese capacitors ensuring stability and a seven-year warranty, you can game confidently, knowing your system’s power needs are covered without the noise.

Best For: Gamers and PC builders seeking a compact, high-efficiency power supply that operates quietly without sacrificing performance.

Pros:

• Fully modular design allows for flexible and tidy cable management.
• 80 PLUS Platinum rating ensures high efficiency and lower energy costs.
• Zero RPM Mode enables silent operation during low-load scenarios.

Cons:

• Higher initial cost compared to standard power supplies.
• Limited to SFX size, which may not fit all builds without the bracket.
• May be overkill for basic or non-gaming setups.

CORSAIR SF750 Fully Modular ATX Power Supply

The CORSAIR SF750 Fully Modular ATX Power Supply stands out as an ideal choice for gamers who demand both power and silence in their builds. With its 80 PLUS Platinum rating, it delivers impressive efficiency in a compact SFX form-factor, perfect for small or larger cases. You’ll appreciate its ATX 3.1 compliance and PCIe 5.1 readiness, ensuring compatibility with the latest components. The fully modular design and Type-5 Micro-Fit connectors make cable management a breeze. Plus, the 92mm PWM cooling fan operates quietly, while high-quality Japanese capacitors guarantee reliable performance. It’s a powerhouse that keeps your system running smoothly and silently.

Best For: Gamers and PC builders who require high efficiency, reliability, and a compact power supply for small-form-factor systems.

Pros:

• Fully modular design allows for easy cable management and customization.
• 80 PLUS Platinum rating ensures high efficiency and lower energy costs.
• Quiet operation thanks to the 92mm PWM cooling fan with fluid dynamic bearing.

Cons:

• Higher price point compared to standard power supplies.
• Limited power output may not suit extremely high-end multi-GPU setups.
• SFX form-factor may not be compatible with all cases.

Lian Li SP V2 750 Watt SFX Power Supply

With its fully modular design, the Lian Li SP V2 750 Watt SFX Power Supply stands out as an excellent choice for gamers seeking a silent and efficient power solution. This power supply boasts an impressive 80+ Gold efficiency rating and supports PCIe Gen 5.0, making it perfect for high-performance graphics cards. The 92mm Fluid Dynamic Bearing fan ensures quiet operation while maintaining optimal thermal performance. Plus, its upgraded 5VSB rail and 10-year warranty guarantee reliability for modern gaming setups. You’ll appreciate the customizable cable connections that keep your build tidy and efficient, enhancing both performance and aesthetics.

Best For: Gamers and PC builders looking for a high-performance, efficient, and quiet power supply to support modern graphics cards.

Pros:

• Fully modular design allows for customizable and tidy cable management.
• 80+ Gold efficiency rating ensures lower energy costs and improved performance.
• Equipped with a quiet 92mm Fluid Dynamic Bearing fan for optimal thermal management.

Cons:

• SFX form factor may limit compatibility with some larger cases.
• Higher price point compared to non-modular power supplies.
• Limited to 750 watts, which may not be sufficient for extreme multi-GPU setups.

Lian Li SP V2 750 Watt SFX Power Supply

For gamers seeking an ultra-quiet experience, the Lian Li SP V2 750 Watt SFX Power Supply stands out with its premium 92mm Fluid Dynamic Bearing fan, ensuring efficient cooling without the disruptive noise. With an 80+ Gold efficiency rating, it’s also ATX 3.1 and PCIe 5.0 compliant, making it perfect for high-performance builds. The fully modular design lets you connect only necessary cables, enhancing organization. It supports powerful graphics cards and boasts an upgraded 5VSB rail for demanding peripherals. Plus, with a 10-year warranty, you can trust its reliability for years of silent gaming enjoyment.

Best For: Gamers and PC enthusiasts looking for a high-performance, silent power supply for their builds.

Pros:

• 80+ Gold efficiency ensures reduced energy consumption and lower electricity bills.
• Fully modular design allows for better cable management and a cleaner build.
• 10-year warranty provides peace of mind regarding durability and reliability.

Cons:

• SFX form factor may not fit in all cases, limiting compatibility.
• Premium pricing compared to non-modular or lower-rated power supplies.
• Limited fan size may affect cooling performance in very high-demand scenarios.

Cooler Master V850 SFX Gold Modular Power Supply (850W)

Silent gaming enthusiasts will appreciate the Cooler Master V850 SFX Gold Modular Power Supply (850W) for its impressive 80 Plus Gold efficiency, delivering up to 90% performance. Designed for high-end GPUs like the Nvidia RTX 5080 and AMD RX 9070 XT, this power supply features a compact ITX design, perfect for any build. Its fully modular setup reduces clutter, while customized cable lengths improve airflow. The 92mm Fluid Dynamic Bearing fan ensures quiet operation, and with a 10-year warranty, you can trust its durability. Plus, high-quality Japanese capacitors enhance efficiency and minimize ripple noise, making it an excellent choice for silent gaming.

Best For: Silent gaming enthusiasts and professionals seeking a compact and efficient power supply for high-end GPUs.

Pros:

• 80 Plus Gold efficiency ensures up to 90% performance, making it energy-efficient.
• Fully modular design reduces cable clutter and enhances airflow within the case.
• 10-year warranty provides assurance of durability and reliability over time.

Cons:

• Higher price point compared to non-modular power supplies.
• Limited to ITX builds, which may not suit larger setups.
• Availability of extended cables may be necessary for larger cases, adding to overall cost.

Vetroo 850W SFX Power Supply (80 Plus Gold Certified)

The Vetroo 850W SFX Power Supply stands out as an exceptional choice for gamers seeking a powerful yet quiet solution. With its 80 Plus Gold certification, you can trust in its efficiency and reliability. This fully modular design allows you to install only the necessary cables, reducing clutter in your mini ITX chassis. It’s also ATX 3.1 and PCIe 5.1 ready, ensuring compatibility with the latest hardware advancements. Plus, with a generous 10-year warranty, you can game confidently knowing you’ve made a solid investment in your system’s performance and longevity. Enjoy a seamless and silent gaming experience with Vetroo.

Best For: Gamers and PC builders looking for a reliable, efficient, and compact power supply solution for mini ITX systems.

Pros:

• Fully modular design for easy cable management and reduced clutter.
• 80 Plus Gold certification ensures high efficiency and reliable performance.
• ATX 3.1 and PCIe 5.1 ready for compatibility with the latest hardware advancements.

Cons:

• SFX size may limit compatibility with larger cases without an SFX-to-ATX bracket.
• Higher wattage may be unnecessary for users with lower power requirements.
• Limited availability of replacement parts given the specific design.

CORSAIR SF1000 Fully Modular ATX Power Supply

If you’re looking to build a compact yet powerful gaming rig, the CORSAIR SF1000 Fully Modular ATX Power Supply is an excellent choice. This SFX power supply, weighing just 2.31 pounds, fits perfectly in small cases with the included SFX-to-ATX bracket. With an 80 PLUS Platinum efficiency rating, it’s both reliable and efficient. The fully modular design and Type-5 Micro-Fit connectors make cable management easy. Plus, the 92mm PWM fan operates quietly, even in Zero RPM Mode, keeping your build silent. With a seven-year warranty and high customer ratings, you can trust the SF1000 for peak performance in your gaming setup.

Best For: Enthusiasts looking to build high-performance gaming rigs in compact cases while ensuring efficient power delivery.

Pros:

• 80 PLUS Platinum efficiency ensures minimal energy waste and lower electricity bills.
• Fully modular design allows for easy cable management and customization based on specific build needs.
• Quiet operation thanks to the low-noise 92mm PWM fan and Zero RPM Mode for silent performance at low loads.

Cons:

• Higher price point compared to standard power supplies may not fit all budgets.
• Limited to SFX form factor, which may not be compatible with all cases without the included bracket.
• Potential overkill for less demanding builds, making it an unnecessary expense for basic systems.

Lian Li EDGE 1000W Fully Modular ATX Power Supply

For gamers who demand both power and tranquility, the Lian Li EDGE 1000W Fully Modular ATX Power Supply stands out as an exceptional choice. With an 80 PLUS Gold certification, it ensures high efficiency while keeping noise levels to a minimum. Its L-Shape design allows for seamless integration into your gaming setup, while the dual 8-pin to 12VHPWR connectors provide compatibility with NVIDIA’s latest graphics cards. The built-in USB/Fan Hub supports multiple devices, enhancing cooling options. Plus, the magnetic dust filter makes maintenance a breeze, letting you focus on gaming without distractions. Experience stable power delivery and peace of mind.

Best For: Gamers and PC enthusiasts seeking a high-efficiency, low-noise power supply that supports the latest graphics cards and offers easy maintenance.

Pros:

• High efficiency with 80 PLUS Gold certification, resulting in lower electricity costs.
• Fully modular design allows for customizable cable management, reducing clutter.
• Magnetic dust filter for easy cleaning, promoting better airflow and cooling.

Cons:

• Higher price point compared to non-modular power supplies.
• Limited availability of certain features may not meet the needs of all users.
• The white color may not appeal to those who prefer a more traditional black PSU aesthetic.

Apevia SFX-PFC600W 600W Computer Power Supply

Looking for a power supply that delivers both reliability and low noise for your gaming rig? The Apevia SFX-PFC600W is an excellent choice, offering 600W of power in a compact Micro-ATX form factor. With its full-range active PFC, it maintains low noise levels, perfect for silent gaming environments. This unit features a versatile cable configuration, allowing you to split connectors for compatibility with various motherboards and graphics cards. Just remember, it won’t activate until all cables are properly connected. The Apevia SFX-PFC600W ensures efficient power delivery, making it ideal for both gaming and server applications.

Best For: Gamers and server builders seeking a compact, efficient power supply with low noise operation.

Pros:

• Low noise levels make it ideal for silent gaming setups.
• Versatile cable configuration accommodates various motherboard and GPU connections.
• Compact Micro-ATX form factor fits easily in smaller cases.

Cons:

• Requires all cables to be connected before powering on, which may be inconvenient for some users.
• Limited wattage may not support high-end systems with multiple graphics cards.
• SFX form factor might not be compatible with all PC cases.

Lian Li SP Platinum 850W SFX Power Supply

The Lian Li SP Platinum 850W SFX Power Supply stands out for gamers who prioritize a silent setup without sacrificing performance. With its 80Plus Platinum efficiency rating, you’ll enjoy up to 92% efficiency, ensuring your system runs cool and quiet. The fanless mode activates at loads below 40%, perfect for those quieter gaming sessions. This power supply’s compact design fits perfectly in both SFX and ATX cases, thanks to the included bracket and fully modular cables that enhance airflow. Backed by a 10-year warranty, the Lian Li SP Platinum is a reliable choice that combines durability and performance seamlessly.

Best For: Gamers and PC builders looking for a high-performance, silent power supply that fits compact cases.

Pros:

• 80Plus Platinum efficiency ensures up to 92% performance, reducing energy costs and heat generation.
• Fanless mode operates quietly at loads below 40%, perfect for silent setups during low-intensity tasks.
• Fully modular design with flexible DC cables improves airflow and simplifies cable management.

Cons:

• Higher price point compared to non-platinum rated power supplies may not fit every budget.
• Compact size might limit upgrade options for users who prefer larger, more powerful power supplies.
• Availability issues may occur due to high demand, making it harder to purchase at times.

Factors to Consider When Choosing a Low Noise Sfx Power Supply

When you’re searching for a low noise SFX power supply, it’s crucial to consider several key factors. Efficiency ratings can impact your overall power consumption, while a modular design helps with cable management. Additionally, think about cooling solutions, compatibility with your components, and warranty options to ensure long-lasting performance.

Efficiency Ratings Importance

Efficiency plays a crucial role in selecting a low noise SFX power supply, impacting not just performance but also your overall gaming experience. Efficiency ratings, like 80 PLUS Platinum or Gold, show you how effectively the power supply uses energy. An 80 PLUS Platinum rating means your unit can achieve up to 92% efficiency at typical loads, leading to significant energy savings over time. Higher efficiency also means less heat generation, contributing to quieter operation and extending the lifespan of your components. By choosing a power supply with a high efficiency rating, you ensure reliable power delivery during demanding gaming sessions while reducing overall system power consumption, benefiting both your electricity bill and the environment.

Modular Design Benefits

Choosing a low noise SFX power supply goes beyond just efficiency ratings; the design of the power supply itself can significantly impact your gaming experience. A fully modular design lets you connect only the necessary cables, reducing clutter and enhancing airflow within your case. With Type-5 Micro-Fit PSU connectors, you’ll enjoy improved flexibility and easier cable management. This modular setup allows you to swap out or upgrade cables without needing to replace the entire power supply, ensuring long-term usability. Additionally, fully modular designs can lower noise levels by facilitating better component placement and improving overall cooling efficiency. This is especially beneficial for small-form-factor builds, where efficient cable management is crucial for maintaining low noise levels.

Cooling Solutions Available

While evaluating low noise SFX power supplies, understanding the cooling solutions available is crucial for maintaining a quiet gaming environment. Most low noise models feature 92mm PWM fans that adjust their speed based on temperature, ensuring quiet operation during low loads. Look for units with a Zero RPM mode, where the fan remains off during lower power usage, further reducing noise levels. High-quality Fluid Dynamic Bearing (FDB) fans are also a smart choice, as they provide efficient cooling while minimizing noise output. Additionally, effective thermal management is key; advanced cooling designs can handle transient power spikes without increasing noise levels. Fully modular designs optimize airflow within your case, enhancing cooling performance and lowering overall noise during operation.

Compatibility With Components

Selecting a low noise SFX power supply means considering how well it fits with your components. First, ensure the form factor matches your case specifications for proper fit and airflow. Next, check the wattage rating; it should meet or exceed the combined power needs of your CPU, GPU, and peripherals. Confirm the power supply complies with relevant standards like ATX 3.1 or PCIe 5.0 for compatibility with modern hardware. Additionally, review the number and types of connectors available, ensuring they align with your motherboard, graphics card, and other devices. Lastly, pay attention to rail distribution, especially for 12V connections, to guarantee stable power delivery to high-performance components like your graphics card.

Warranty and Longevity

When investing in a low noise SFX power supply, the warranty and longevity of the product play crucial roles in ensuring your system’s reliability and performance. A longer warranty—like 10 years—often signals a manufacturer’s confidence in their product’s durability. Look for warranties that cover defects and failures, giving you peace of mind when pairing with high-performance components. Longevity is typically enhanced by high-quality parts, such as 105°C rated Japanese capacitors, known for their stability during stress. Additionally, a robust warranty policy may support high-stress environments, ensuring your power supply performs well under demanding tasks. Finally, consider the manufacturer’s reputation; established brands usually offer better long-term reliability and customer service support.

Noise Level Specifications

To ensure your gaming experience remains silent and enjoyable, understanding noise level specifications is essential when choosing a low noise SFX power supply. Look for features like PWM cooling fans and Zero RPM modes, which minimize sound during low-load conditions. The size and design of the cooling fan, such as a 92mm Fluid Dynamic Bearing fan, can significantly affect noise output. Opt for power supplies with higher efficiency ratings, like 80 PLUS Gold or Platinum, as they generate less heat and require quieter cooling solutions. Manufacturers usually provide noise level ratings in decibels (dB), allowing you to compare operational sound levels. Advanced thermal management systems can also enhance quiet performance by optimizing fan speed based on temperature and load.