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PC power supply – The 15 best products in comparison

Comparative winner of the editors Thermaltake TR2 S 600W | PC ATX power supply | 80+ | quieter 120 fan | EU certified | black

PC power supply – The 15 best products in comparison

Recommended products in the "PC power supply" section

We have products in the range "PC Power Supplies" compared with each other and put together recommendations for you. Here you will find the top 15 in the “PC power supply” section.

PC power supply – the most important things at a glance

PC power supplies are an essential element of any computer system. They provide the required power supply for all components of the PC. Choosing a suitable power supply is an important decision that is often neglected. Many users do not know which power supply their system needs and often buy the cheapest power supply they can find. However, this can cause problems, as cheap power supplies often do not meet the requirements of the components. This guide explains the different types of PC power supplies and describes the most important criteria for selecting a suitable power supply.

The most important components of a PC power supply are the current transformer Line filter and the power switch. The power converter converts the input voltage to another voltage suitable for the components of the PC. The line filters reduce the interference caused by the current transformer. The power switch turns the power supply on and off.

The two main types of PC power supplies are the ATX power supply and the BTX power supply. ATX power supplies are the most commonly used power supplies. They are usually more powerful than BTX power supplies and have a lower weight. However, BTX power supplies are more suitable for use in small PCs.

The most important criteria when selecting a PC power supply are the maximum output voltage, the maximum output current and the power consumption. The maximum output voltage should be at least 3,3 Volt be. The maximum output current should be at least 18 amps. The power consumption should be at least 300 watts. However, a higher value is better.

PC power supplies are available in different sizes. Most power supplies are ATX sized. However, the size of the power supply does not determine the Performance. The performance of the power supply is determined by the maximum output voltage, the maximum output current and the power consumption.

To ensure that the power supply meets the requirements of the components, you should check the compatibility between the power supply and the components. The compatibility between the power supply and the components is determined by the maximum output voltage, the maximum output current, the power consumption and the size of the power supply.

PC power supplies are available in different price ranges. PC power supply prices depend on performance, size, compatibility and manufacturer. However, the most expensive PC power supplies are

The bestsellers in the field of "PC power supplies"

A list of the best sellers under the category "PC power supply" you can find here. Here you can find out which products other users have bought particularly often.

Bestseller no. 1
Thermaltake TR2 S 600W | PC ATX power supply | 80+ | quieter 120 fan | EU certified | black
  • ✔️The TR2 S Series uses an ultra-quiet 120mm fan with intelligent speed control, which guarantees cool performance and quiet operation
  • ✔️The cables used for the TR2 S series are all sleeved so that the cables can be laid in the optimal place in the housing. This ensures optimal airflow and thus perfect cooling
  • ✔️The TR2 S series saves energy thanks to its high energy efficiency of up to 86% and is certified according to the 80 PLUS 230V standard
  • ✔️High-quality components enable continuous operation with stable and reliable performance and pleasant noise
  • ✔️PCI-E 6+2pin x 2 | 120mm fan with 1800 rpm
Bestseller no. 2
Corsair RM750e (2023) Fully Modular Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 105°C Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black
  • The Corsair RMe Series fully modular, silent ATX power supplies with dual 8-pin EPS12V connectors provide quiet, reliable power delivery with 80 PLUS Gold efficiency for a variety of different PC builds
  • Cable Type: Type 4
  • Continuous power W: 850 watts
  • ATX12V version: 2.53
Bestseller no. 3
MSI MPG A750GF power supply, EU plug, 750W, 80 Plus Gold certified, fully modular ATX, supports 3x 6+2 pin GPU, Japanese 105°C capacitors, flat black cables - 10 year guarantee
  • 80 PLUS GOLD CERTIFIED - Efficient power supply reduces power consumption and system heat load. 80 PLUS Gold (up to 90%) is ideal for high power consumption hardware (like high-end GPUs, demanding games & rendering engines)
  • FULLY MODULAR - The fully modular design, using only the necessary connectors, reduces cable clutter, improves airflow and simplifies setup. Black flat cables (incl. cable bag) offer compact cable management
  • ADDITIONAL GRAPHICS SUPPORT - The MPG A750GF gaming power supply includes a 3 x 6+2 pin power connector support for the latest NVIDIA GeForce RTX 20/30 series & AMD graphics cards with higher power delivery requirements
  • QUIET & STABLE PERFORMANCE - A 140mm FDB fan with Fluid Dynamic Bearing ensures sufficient cooling with almost silent operation. Japanese 105°C capacitors ensure high stability under heavy loads
  • SUSTAINABLE DESIGN - An LLC half-bridge with DC/DC converter and active PFC design ensure a reliable output (OCP, OVP, OPP, OTP, SCP, UVP protection). The MPG Gaming PSU is backed by a 10-year MSI Limited Warranty
Bestseller no. 4
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
  • ROG heatsinks cover key components for lower temperatures and reduced noise
  • The Axial-Tech fan design features a smaller fan hub that allows for longer fan blades and a locking ring that increases downward air pressure
  • A double ball bearing holds up to twice as long as a plain bearing
  • The 0dB technology ensures low noise in less demanding games
  • Optical adjustments are no problem thanks to a magnetic logo and various stickers. This allows you to personalize the visible page to your liking
Bestseller no. 5
Tecnoware ATX power supply 500W for PC - Quiet fan wheel 12 cm - Connector 2 x SATA, 1 x 24-pin, 1 x 12V 4 + 4-pin, 2 x Molex, black
  • REAL POWER ► Internal power supply for personal computers, 500 watts of pure and filtered power Dimensions L 14 x P 15 x H 8,5 cm and weight 1,0 kg
  • CABLE LENGTH ► 40 cm long; Only suitable for PCs with a power supply positioned in the upper part of the housing
  • ALL CONNECTORS IN THE RIGHT PLACE ► 2 x SATA, 1 x 24-pin, 1 x 12V 4+4-pin, 2 x Molex
  • READY TO USE ► Through simple procedures it is possible to install this ATX power supply in the computer case
  • COOLING WITHOUT COMPROMISE ► The required cooling is achieved by the 12 cm Ultrasilent fan wheel
  • IMPROVED SILENCE ►Thanks to the new fan controller, which adjusts the speed itself, the power supply becomes even quieter and minimizes noise emissions
  • HIGH PROTECTION ► Against overvoltages, overcharging and short circuits: High reliability and high MTBF
  • ENVIRONMENTALLY FRIENDLY PACKAGING ► In accordance with our Together On corporate philosophy, we have chosen 100% recyclable paper and cardboard packaging
Bestseller no. 6
be quiet! System Power 10 750W, 80 Plus Bronze, quiet, temperature-controlled 120mm quality fan, support for powerful GPUs, black ribbon cables, BN329
  • System Power 10 750W is equipped with a temperature-controlled 120mm quality fan. He offers the for be quiet! well-known and remarkably quiet operation for the entry-level price
  • The System Power 10 750W provides a stable power supply with strong voltage regulation for the CPU and GPU. This ensures reliable operation even with heavy cross-loads.
  • The 80 PLUS Bronze certification of the System Power 10 750W is convincing proof of the efficient and energy-saving operation of this power supply.
  • System Power 10 750W offers enough power even for demanding graphics cards. Safety functions for comprehensive protection against overcurrent, overvoltage and undervoltage as well as short circuit, overheating and overload.
Bestseller no. 7
be quiet! System Power 9 700W cm PC power supply | 80 Plus Bronze Efficiency | ATX | with cable management | Black | BN303
  • Two strong 12V lines
  • Stable running performance thanks to DC/DC technology
  • Two PCI Express ports for powerful multi-GPU systems
  • Quiet, temperature-controlled 120mm quality fan
  • Standby consumption of less than 0,15 watts
  • 80 PLUS Bronze efficiency of up to 89%
  • Partially modular, high-quality sheathed and ribbon cables
  • All-in-one cable with SATA, HDD and FDD connectors
  • Complete equipment with top security functions
Bestseller no. 8
AeroCool Vx Plus 550 - gaming power supply for PC (550W, ATX, 12V, fan 12cm, Vx design)
  • 550W power supply with VX top cover design
  • Silent 12cm fan with optimized intelligent speed control
  • 12V charging system support, ATX compatibility and features for high-end graphics cards and CPUs
  • Pack size: 9.8 L x 23.4 H x 19.8 W (cm)
Bestseller no. 9
Tacens Anima APIII500, power supply PC ATX 500W, SMD technology 85% bronze 12V, ultra-quiet 12cm fan, black
  • 85% BRONZE LEVEL EFFICIENCY: 85% bronze efficiency SMD manufacturing technology, high quality and reliable components, 12V single rail technology and double layer carbon fiber circuit board
  • EUROPEAN QUALITY: Designed and developed in Europe, the APIII500 is manufactured in compliance with the directives and standards required by the European Union. Thanks to the OPP/OVP/UVP/SCP electronic protection systems, it guarantees maximum electrical safety
  • COMPLETE SILENCE: The APIII500 PSU features an ultra-quiet 12cm Tacens fan with anti-vibration system and grilles without airflow restriction, with an inaudible performance of 14dB
  • FULL BLACK CABLES AND HOUSING: All black finish with high quality long flat black cables for maximum compatibility and convenient installation: 1×24pin, 1x12V 4+4pin, 2xSATA, 2xPATA: *This power supply does not have a PCIe port for graphics cards. Check whether your graphics card requires it
  • HIGH PROTECTION EPE PACKAGING: To ensure the power supply arrives in perfect condition, the Anima APIII500 is perfectly protected by special packaging with full shock absorption system
Bestseller no. 10
be quiet! Straight Power 11 Platinum 850W PC power supply, black, 4X PCIe
  • be quiet! Straight Power 11 850W Platinum power supply unit 20+4 pin ATX ATX Black
Bestseller no. 11
Tacens Anima APIII750, power supply PC ATX 750W, SMD technology 85% bronze 12V, ultra-quiet 12cm fan, black
  • 85% BRONZE EFFICIENCY: The APIII750 power supply features 85% bronze efficiency SMD manufacturing technology, high-quality and reliable components, 12V single-rail technology, and double-layer carbon fiber circuit board
  • EUROPEAN QUALITY: The APIII750 power supply is designed and developed in Europe and manufactured in accordance with the directives and standards required by the European Union. Thanks to the OPP/OVP/UVP/SCP electronic protection systems, it guarantees maximum electrical safety
  • COMPLETELY SILENT: The APIII750 power supply has an ultra-quiet 12 cm Tacens fan with anti-vibration system and grille without airflow limitation with an inaudible performance of 14 dB
  • FULL BLACK CABLES AND CASING: All black finish with high quality long black flat cables designed for maximum compatibility and convenient installation: 1×20+4pin, 1x12V 4+4pin, 3xSATA, 2x MOLEX, 1x PCIe 6+2pin
  • HIGH PROTECTION EPE PACKAGING: To ensure the power supply arrives in perfect condition, the Anima APIII750 is perfectly protected by special packaging with full shock absorption system
Bestseller no. 12
Corsair RM850x 80 PLUS Gold Fully Modular 850 Watt ATX Power Supply (135mm Magnetic Levitation Fan, Wide Compatibility, Japanese Capacitors, Ultra Fast Wake Up) EU - Black
  • Completely modular: Connect only the necessary cables to keep your system neat and tidy.
  • 135mm Magnetic Levitation Fan: Utilizes a magnetic levitation bearing and custom rotors for optimal performance, low noise and unmatched reliability.
  • EPS12V connector: For full compatibility with modern graphics cards and motherboards.
  • 100% Japanese 105°C Capacitors: Premium internal components ensure flawless performance and lasting reliability.
  • Compatible with Modern Standby: Extremely fast wake-up from sleep mode and higher efficiency at light loads.
  • 80 PLUS Gold Certificate: Highly efficient operation ensures low power consumption, less noise and lower temperatures.
Bestseller no. 13
be quiet! Dark Power 13 1000W, ATX 80 PLUS Titanium, modular power supply, PCIe 5.0 and PCIe 4.0 graphics cards, 12VHPWR cable included, Silent Wings fan, BN335
  • The Dark Power 13 1000W is 80 PLUS Titanium certified and achieves an efficiency of up to 95,2%. A real advantage for any high-end system, as it reduces energy consumption, achieves better cooling and quieter operation
  • Dark Power 13 1000W is an ATX 3.0 power supply and offers both 12VHPWR connectors for next-gen PCIe 5.0 graphics cards and PCIe 6+2 connectors for current graphics cards. This makes Dark Power 13 1000W extremely versatile and the perfect choice for all current and future-proof high-end systems
  • Dark Power 13 offers 1000W of continuous power on 4 independent 12V rails. Even if the graphics card demands excessive performance for short periods of time: The Dark Power 13 1000W can handle peak loads of up to twice the nominal load without any problems
  • The improved be quiet! Silent Wings fan is mounted on a tripod for maximum airflow and near-inaudible operation. It has a unique, flow-optimized design with advanced fluid dynamic bearings and a low-vibration 6-pole motor with a long service life and minimal energy consumption
Bestseller no. 14
Cooler Master MWE 750 Gold V2, modular PC power supply (EU plug), 80 Plus Gold, 750 watt power supply with flat cable, 120mm HDB fan, temperature threshold 50˚C
  • 80 PLUS GOLD - 90% efficiency (under normal load) ideal for high-performance PC gaming systems; Energy savings and increased performance through less energy loss (lower temperature)
  • FLAT MODULAR WIRING - Full cable management allows only necessary components to be connected to eliminate unnecessary cables for better aesthetics and excellent ventilation (less dust accumulation).
  • HIGH TEMPERATURE RESISTANCE - The MWE Gold V2 power supply has a temperature threshold of 50°C (compared to 45°C for the old model), making it an excellent choice for overclocking or for real-time 3D on cards with powerful graphics
  • 120MM HDB FAN - The hydrodynamic bearing fan features thermal regulation that adjusts fan speed to reduce power consumption and noise at low speeds (24,9 dBA, 1500 rpm).
  • CUSTOMIZABLE AND DURABLE - The Power Supply MWE Gold V2 includes 2 EPS connectors for universal connectivity with motherboard and ATX 24 pin x 1, EPS 4+4 pin x 1, EPS 8 pin x 1, SATA x 12, Peripherals 4 connectors - Pin x 4 , PCI-e 6 + 2 x 4
Bestseller no. 15
Mars Gaming MPIII850, Power Supply PC ATX 850W, 5 Years Warranty, Silent AI-RPM Technology, 85% Efficiency, Black
1.589 reviews
Mars Gaming MPIII850, Power Supply PC ATX 850W, 5 Years Warranty, Silent AI-RPM Technology, 85% Efficiency, Black
  • 5 YEAR WARRANTY, COMPLETE SECURITY: The MPIII850 power supply is designed in Europe and manufactured to the strictest European standards. It offers a 5-year warranty, thanks to the latest SMD precision manufacturing technology and the use of A-grade components of the highest quality and reliability; in addition, it has the most advanced electronic security systems: OVP (over-voltage protection), UVP (under-voltage protection), OCP (over-current protection), OPP (over-power protection) and SCP EXTENDED (complete internal and external short-circuit protection)
  • ABSOLUTE SILENCE. AI-RPM AND FDB: The MPIII850 features the latest AI-RPM fan control technology with state-of-the-art intelligent thermal management and an industrial-grade dynamic liquid-bearing fan with oversized motor to maximize stability and ensure silent operation
  • PROFESSIONAL EFFICIENCY: With 99% DIGITAL APFC efficiency and 85% electrical efficiency, you achieve a perfect balance between efficiency and power consumption; In addition, the MPIII12's +850v single-rail technology enables the installation of the most demanding hardware
  • OPTIMIZED CABLE DESIGN: The cables of the MIII850 ATX power supply are flat, black and extra long; a combination of features that make it easy to install and totally versatile for mounting in any type of enclosure
  • HIGH PROTECTION EPE PACKAGING: To ensure the MPIII850 power supply arrives to you in perfect condition, it is fully protected in special shock-absorbing packaging
Bestseller no. 16
Thermaltake Toughpower GF 3 750W | PC ATX 3.0 power supply | PCIe Gen 5.0 | 80 Plus Gold | fully modular | quieter 140 fan | EU certified | black, tough power GF3 750W
  • ✔️Full compatibility with Intel PSDG ATX 3.0 specifications
  • ✔️PCIe Gen 5.0 ready
  • ✔️Ultra quiet Smart Zero fan with 8.7 dB(A) to 22.8 dB(A)
  • ✔️<30mV Low noise design
  • ✔️Extremely strict voltage regulation <±2%
Bestseller no. 17
Thermaltake Smart BM2 750W | PC ATX power supply | 80 Plus Bronze| semi-modular | quieter 140 fan | EU certified | black
  • ✔️The Smart BM2 features a silent 140mm Rifle Bearing fan with intelligent preset speed control, guaranteeing cooling performance and quiet operation
  • ✔️The powerful +12V rail of the BM2 power supplies deliver enough power for any type of load to ensure compatibility and superior performance in any system
  • ✔️The Smart BM2 saves energy thanks to its high energy efficiency of up to 85%. It has been optimized to work with all generations of Intel and AMD processors for maximum energy savings
  • ✔️Flat black cables come with sleeved wiring that simplifies cable installation
  • ✔️PCI-E 6+2pin x 4 | 140mm fan with 2300 rpm
Bestseller no. 18
Mars Gaming MPIII550, PC ATX 550W power supply, 5 year guarantee, Silent AI-RPM technology, 85% efficiency, Black
  • 5 YEAR WARRANTY, COMPLETE SAFETY: Designed in Europe and manufactured to the strictest European standards, the MPIII550 comes with an extended 5 year warranty; it also has the most advanced electronic security systems: OVP (Overvoltage Protection), UVP (Undervoltage Protection), OCP (Overvoltage Protection), OPP (Overvoltage Protection) and SCP Extended; Quality certified by the renowned TÜV Rheinland laboratories
  • ABSOLUTE SILENCE. AI-RPM AND FDB: The MPIII550 features the latest AI-RPM fan control technology with advanced intelligent thermal control and an industrial-grade fan with dynamic fluid bearing and extra-large motor to maximize stability and ensure silent operation
  • PROFESSIONAL EFFICIENCY: With APFC digital efficiency of 99% and electrical efficiency of 85%, you get a perfect balance between efficiency and power consumption. Plus, the MPIII12's +550V single rail technology allows you to install even the most demanding devices
  • OPTIMIZED CABLE DESIGN: The MPIII550 power supply cables are flat, black and extra long, a combination of features that make it easy to install and completely versatile for mounting in any type of case; *This power supply does not contain a PCIe connector for graphics cards. Please check whether your card requires one
  • HIGHLY PROTECTIVE EPE PACKAGING: To ensure that the MPIII550 power supply arrives to you in perfect condition, it is fully protected by special shock-absorbing packaging
Bestseller no. 19
be quiet! STRAIGHT POWER 11 PC power supply 750W black 80PLUS Platinum BN307
  • be quiet! Straight Power 11 750W Platinum power supply unit ATX Black
Bestseller no. 20
be quiet! System Power 10 550W, 80 Plus Bronze, quiet, temperature-controlled 120mm quality fan, support for powerful GPUs, black ribbon cables, BN327
  • System Power 10 550W is equipped with a temperature-controlled 120mm quality fan. He offers the for be quiet! well-known and remarkably quiet operation for the entry-level price
  • The System Power 10 550W provides a stable power supply with strong voltage regulation for the CPU and GPU. This ensures reliable operation even with heavy cross-loads.
  • The 80 PLUS Bronze certification of the System Power 10 550W is convincing proof of the efficient and energy-saving operation of this power supply.
  • System Power 10 550W offers enough power even for demanding graphics cards. Safety functions for comprehensive protection against overcurrent, overvoltage and undervoltage as well as short circuit, overheating and overload.

This is what Stiftung Warentest says about products in the “PC power supply” area

Stiftung Warentest examines, compares and tests the best products for consumers. Many of the tests by Stiftung Warentest help in deciding which product to buy. We do not currently know whether there is a test winner from Stiftung Warentest for this product that is recommended for purchase.

Our comparison winner in the field of "PC power supply"

Compare winner
Thermaltake TR2 S 600W | PC ATX power supply | 80+ | quieter 120 fan | EU certified | black
  • ✔️The TR2 S Series uses an ultra-quiet 120mm fan with intelligent speed control, which guarantees cool performance and quiet operation
  • ✔️The cables used for the TR2 S series are all sleeved so that the cables can be laid in the optimal place in the housing. This ensures optimal airflow and thus perfect cooling
  • ✔️The TR2 S series saves energy thanks to its high energy efficiency of up to 86% and is certified according to the 80 PLUS 230V standard
  • ✔️High-quality components enable continuous operation with stable and reliable performance and pleasant noise
  • ✔️PCI-E 6+2pin x 2 | 120mm fan with 1800 rpm

Current offers in the area "PC power supply"

You want the best products in the range "PC power supply" buy? In this bestseller list you will find new offers every day. Here you will find a large selection of current products in the "PC power supply" category.

Bestseller no. 1
Thermaltake TR2 S 600W | PC ATX power supply | 80+ | quieter 120 fan | EU certified | black
Thermaltake TR2 S 600W | PC ATX power supply | 80+ | quieter 120 fan | EU certified | black
✔️PCI-E 6+2pin x 2 | 120mm fan with 1800 rpm
53,90 EUR −17% 44,90 EUR Amazon Prime
Bestseller no. 2
Bestseller no. 4
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
A double ball bearing holds up to twice as long as a plain bearing
179,90 EUR −27% 131,90 EUR Amazon Prime
Bestseller no. 7
be quiet! System Power 9 700W cm PC power supply | 80 Plus Bronze Efficiency | ATX | with cable management | Black | BN303
be quiet! System Power 9 700W cm PC power supply | 80 Plus Bronze Efficiency | ATX | with cable management | Black | BN303
Two strong 12V lines; Stable running performance thanks to DC/DC technology; Two PCI Express ports for powerful multi-GPU systems
89,90 EUR −10% 80,91 EUR Amazon Prime
Bestseller no. 10
Thermaltake Toughpower GF 3 750W | PC ATX 3.0 power supply | PCIe Gen 5.0 | 80 Plus Gold | fully modular | quieter 140 fan | EU certified | black, tough power GF3 750W
Thermaltake Toughpower GF 3 750W | PC ATX 3.0 power supply | PCIe Gen 5.0 | 80 Plus Gold | fully modular | quieter 140 fan | EU certified | black, tough power GF3 750W
✔️Full compatibility with Intel PSDG ATX 3.0 specifications; ✔️PCIe Gen 5.0 ready
169,90 EUR −32% 114,89 EUR

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