Best Silent Computer Power Supplies of 2025

The iCHOOSE 850W Power Supply offers a robust solution for your PC needs. With a 12cm silent black fan, it ensures efficient cooling, keeping your system quiet during operation. The 20+4 pin main connector provides a stable connection for your motherboard, enhancing overall system reliability. Additionally, the single +12V rail aids stability, ensuring consistent power delivery to your components. This power supply also features multiple connectors, allowing you to easily connect various peripherals and expand your setup as needed.

The SPYCO Typhoon PSU offers an impressive 850W power capacity, perfect for maximising your gaming setup. With its 80 PLUS Gold efficiency, it ensures stable energy for your gaming peripherals. The whisper-quiet hydraumatic bearing fan provides a silent experience, allowing you to focus during intense gaming sessions. Its full modular design with flat cables not only improves airflow but also enhances the overall aesthetics of your PC build. This means you can enjoy a tidy and efficient setup while enjoying reliable power delivery.

The be quiet! Pure Power 12 M 650W is an excellent choice for those seeking high efficiency and low noise. With an 80 PLUS Gold certification, it offers up to 92.7% efficiency, which means lower energy costs and a cooler operation for your system. Its ATX 3.0 compatibility and 12VHPWR connector ensure support for the latest PCIe 5.0 graphics cards, making it versatile for current and future builds. Additionally, it features two independent 12V rails, providing reliable power even during peak demand, ensuring your gaming and media creation experiences are uninterrupted.

The AeroCool 500W PSU features an elegant black casing and fully black mesh cables, ensuring a stylish addition to your setup. It operates with high efficiency, achieving up to 85% efficiency, which can help reduce energy costs. With a single 12V rail, it offers excellent compatibility and high current output, making it ideal for demanding systems. The long main cable, measuring up to 550mm, simplifies installation in high-end tower chassis, enhancing your building experience.

The iCHOOSE 500W PSU is an efficient power supply unit designed for PC computers. With an AC input of 230V and ATX 12V compliance, it is compatible with various CPUs and motherboards. The unit features a 20+4 pin main connector, ensuring robust connectivity for your components. Additionally, it comes with a 12cm silent fan that helps keep the system cool while reducing noise levels, making it perfect for quiet environments. The inclusion of multiple connectors, including SATA and 4-pin Molex, provides versatility for your setup.

The be quiet! Straight Power 12 is a powerful 1500W power supply that offers exceptional energy efficiency with an 80 PLUS Platinum rating, helping you save on electricity bills while keeping your system cool. With its ATX 3.0 certification, it features native support for next-gen PCIe 5.0 graphics cards and multiple PCIe 6+2-pin connectors, ensuring versatility for both current and future systems. The advanced Silent Wings fan provides excellent airflow with minimal noise, allowing you to enjoy a quieter computing experience. Its design enhances cooling and extends the lifespan of your components.

The GameMax Rampage PSU is an efficient power supply unit, certified with 80 Plus Bronze for up to 88% efficiency at 50% load, ensuring your high-end components perform at their best. The inclusion of a Japanese TK main capacitor guarantees reliability and longevity, giving you peace of mind. With a single 12V rail, it offers high compatibility and robust current output for demanding gaming setups. Additionally, the ultra-silent 14cm cooling fan not only maintains optimal temperatures but also ensures a quiet operation, enhancing your overall gaming experience.

The GameMax Rampage 850W offers a full-modular cabling system, allowing you to customise your setup according to your needs. This means you can include only the cables you require, reducing clutter and enhancing airflow for better cooling. With an 80 Plus Bronze certification, it achieves up to 88% efficiency at 50% load, ensuring your high-end components perform optimally. Equipped with a Japanese TK main capacitor, this power supply provides reliability and longevity, giving you peace of mind for your gaming rig.

The Corsair HX1000i PSU offers a fully modular cabling system, allowing you to connect only the cables your system requires. This feature simplifies your build, making it neater and more efficient. It is also Intel ATX 3.0 certified, ensuring compatibility with the latest PCIe Gen 5 platform and providing resistance against power spikes. The 140mm Fluid Dynamic Bearing fan operates quietly, enhancing your overall computing experience. Additionally, with the powerful CORSAIR iCUE software, you can customise fan curves and monitor power settings effortlessly.

The L-Link 500W Power Supply offers stable power for basic PC setups, ensuring reliable performance for your computing needs. Its compact design fits perfectly into Micro ATX towers, making it easy to integrate into smaller systems without compromising on power. With versatile connectors, including 20+4 pin and SATA, you can easily connect various devices and peripherals. Additionally, the quiet ventilation provided by the 80x80mm fan keeps your system cool while operating silently, enhancing your overall user experience.