All Categories
History
This section provides an overview for pc power supplies as well as their applications and principles. Also, please take a look at the list of 39 pc power supply manufacturers and their company rankings. Here are the top-ranked pc power supply companies as of May, 2025: 1.SilverStone Technology Co., Ltd., 2.Powerstream, 3.NZXT Inc..
Table of Contents
PC power supplies are crucial computer components responsible for converting AC to DC power and ensuring a stable supply to a computer's components. They play a key role in a system's efficiency, performance, and safety, incorporating features for noise suppression and overcurrent protection.
PC power supplies are vital across various personal computing needs, from notebooks to high-performance gaming PCs and servers. They influence the system's performance and are selected based on the power requirements of each computer type.
PC power supplies convert AC to DC power and feature a metal housing, a switching power circuit for conversion, a heat sink for cooling semiconductor devices, and one or two cooling fans to manage internal temperatures effectively.
There are various types of PC power supplies, including ATX for most desktop PCs, SFX for small form factor PCs, EPS for servers and high-performance workstations, external power adapters for notebooks, and redundant power supplies for critical server operations.
The 80PLUS certification denotes the energy efficiency of a PSU, with levels from Standard to Titanium indicating efficiency rates. Lifespan considerations highlight the importance of monitoring for signs of failure and the necessity for timely replacement to ensure continuous and safe operation.
*Including some distributors, etc.
Sort by Features
Sort by Area
Bel Fuse Inc, established in 1949 in New Jersey, USA, is a manufacturer of connectors, magnetics, circuit protection devices, and aviation power solutions. The company specializes in the manufacturing of patching and magnetic power solutions, alongside integrated connector modules, cable assemblies, aviation parts, and powerlines. These components are used in telecommunications, data centers, aerospace, industrial automation, and automotive industries for their precise data transfer, signal integrity, and protection against electrical interruptions. Their products are also ideal for military, medical, and test & measurement applications offering customized engineering solutions.
NZXT Inc., established in 2004 in Los Angeles, California, USA, is a manufacturer of computer hardware and peripherals. The company offers a wide range of products, including computer cases, cooling solutions, power supplies, and accessories for gaming and PC enthusiasts. Its products adhere to rigorous standards and hold certifications like ISO 9001 and ISO 14001. The products are used for unique design, superior performance, and customization options, providing benefits such as improved thermal management, enhanced aesthetics, and efficient power delivery. These products find applications primarily in the gaming and enthusiast PC-building industries, where performance, aesthetics, and cooling solutions are required.
Powerstream, founded in 2004 and based in Vaughan, Ontario, USA is a manufacturer of laser ranger finders and security switches. The company is engaged in renewable energy generation, smart grid technologies, electricity distribution, and energy management. The company offers batteries and battery chargers, DC/DC converters, power supplies, and plastic injection mouldings. The company manufactures custom, semi-custom, and off-the-shelf power supplies. The products manufactured by this company are in Utah and China and are cost-effective, environmentally safe, custom-designed for business specifications.
ICP America, Inc., established in 1983 and headquartered in Irvine, CA, is a manufacturer of industrial computers and embedded systems. The company specializes in custom computing solutions for a wide variety of industries, including healthcare, manufacturing, and automation. Their product range includes single-board computers, LCD products, panel PCs, power supplies, embedded products, and more. ICP America's products are used in a wide variety of applications, including medical imaging, factory automation, and military systems.
EVGA Corporation, established in 1999 and based in Brea, CA, USA, is a manufacturer and distributor of NVIDIA-authorized graphics cards. The company's product range includes GeForce RTX 2060, GeForce 700 series, power supplies ranging from 400 watts to 1600 watts, intel Z790 series motherboards, and Z12 series gaming keyboards. These products are designed for computer and gaming enhancements. It serves industries such as retail, etail, distribution, and system building. The company's services include product registration, support tickets, warranty claim submissions, and dealer RMA handling.
Corsair, established in 1994 and headquartered in California, United States, is a manufacturer and supplier specializing in hard-performance computer components and gaming peripherals. The company offers a wide range of products, including gaming keyboards, mice, PC cooling solutions, and computer memory. It caters to the gaming and enthusiast computing industries, where reliability and performance are crucial. Gamers and computing enthusiasts make use of the company's components and peripherals to enhance gaming experiences and optimize the performance of PCs.
Cisco Systems, Inc., founded in 1984 and based in San Jose, California, is a manufacturer, distributor, and supplier of networking hardware, software, and services. Their offerings include routers for network connection and traffic routing, switches to manage internal network traffic, wireless access points for wireless connectivity, security appliances to safeguard against unauthorized access and attacks, and collaboration solutions to facilitate communication and collaboration among individuals. Cisco's comprehensive range of products caters to diverse networking needs, enabling seamless communication, data transfer, and collaboration across networks.
Antec, Inc., established in 1986 and based in Fremont, California, USA, is a manufacturer and supplier of high-performance computer components and accessories. The company's product range includes P SERIES cases, 80 PLUS power supplies, CPU LIQUID COOLERS, DDR4 memory, and GAMING CHAIRS. These products are used for enhancing computer performance, gaming setups, and DIY projects. Industries served include the gaming community, PC enthusiasts, professional system builders, and VARs. The company also offers technical support, international product distribution, product warranty, and system upgrade consultations.
Ituner Networks Corp was established in 1996 and is based in San Jose, California is a supplier and distributor of internet broadcasting and streaming media products. The company possesses a range of products in its portfolio, namely MiniBox, MediaBox, MediaBox Pro, and MediaBox Pro Plus. Internet broadcasting and streaming media solutions are designed with a specific emphasis on achieving quality, reliability, and scalability. The commodities are employed throughout several sectors, encompassing education, entertainment, sports, and news.
PC Power & Cooling, Inc., founded in the United States in 1985, is a supplier of cooling fans and power supplies. The company’s product portfolio includes a comprehensive lineup of power supplies, voltage regulators, and uninterruptible power supplies (UPS) designed to meet the specific demands of modern PCs, industrial-grade power supplies, converters, and inverters. It also provides customized power solutions and guidance and support to select the right power solution for the PCs.
Thermaltake Technology Co. Ltd. has been a manufacturer of various computer hardware and accessories since 1999, headquartered in California, USA. The company primarily manufactures cooling solutions, power supplies, PC cases, and gaming peripherals. One sample product is the company's gaming line, the "TT eSports," which provides performance gaming peripherals and accessories designed for esports and competitive gaming. The company also actively engages with the PC gaming and modding communities through various events and contests, which has helped them build an active user base. Its products enhance computing systems, serving PC enthusiasts, gamers, and professional users.
FSP Technology Inc., established in 1993, is based in Taoyuan, Taiwan, as a manufacturer of electronic power supplies. It specializes in manufacturing battery chargers and PV inverters. It also manufactures AC/DC power supplies, such as IPC power supply units, open-frame power supplies, and solid-state lighting power supplies. The company obtained several ISO certifications, including ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. In 2022, it patented master-slave interchangeable power supply devices, power converters, and computer casing products. Its manufactured products are catered to smart MicroGrids, medical, gaming, PD charger, and edge computing sectors across Taiwan, the UK, China, Germany, and the USA.
Sea Sonic Electronics Co., Ltd is a manufacturer and provider of power supply and computer PSU products that was established in 1975 and is based in Taipei, Taiwan. The company’s product portfolio includes power supply units, power converters, power adapters, and more. The power supply and computer PSU products are specifically engineered to deliver superior performance, quality, and unwavering dependability. The products find applications across several industries including electric power, petroleum, chemical, metallurgy, metrology, railway, and environmental protection.
Cooler Master Technology Inc., established in 1992 and headquartered in New Taipei, Taiwan, is a manufacturer of computer hardware. Offering a diverse product lineup, including CPU air coolers, CPU liquid coolers, case fans, power supplies, and computer peripherals. These products cater to the essential needs of computer enthusiasts and gamers, ensuring efficient cooling and power delivery. The company has earned recognition in the form of awards like the iF product design award and Red Dot Design Awards for its products. The company holds ISO 9001 certification at its main manufacturing facility in Taiwan.
ASUSTeK Computer Inc. (ASUS) is a Taiwanese multinational developer and manufacturer of consumer electronic products that was established in 1989 and is based in Beitou, Taipei. The company produces various computing devices including desktop, laptop, and netbook models. They also function as an OEM of motherboards, computer assembly components, displays, networking and IoT devices, and smartphone parts. ASUS has several notable subsidiaries operating worldwide, including ASUS Republic of Gamers (ROG), ASMedia, and AAEON.
Lian Li Industrial Co., LTD, founded in Taiwan in 1983, is a manufacturer of high-quality PC cases and accessories. The company’s product portfolio includes a wide range of PC cases designed to meet various needs, from compact cases for space-efficient setups to full-tower cases for high-end configurations. The company is also an OEM and ODM service provider that helps develop small start-up products or enables large-scale high-quality manufacturing of industrial and server cases.
Infineon Technologies AG (Infineon) is headquartered in Neubiberg, Germany. Infineon designs, develops, manufactures, and markets semiconductors and related system solutions worldwide. Infineon’s automotive segment produces microcontrollers, discrete power semiconductors, IGBT modules, industrial microcontrollers, power and radar sensor ICs, SiC diodes, MOSFETs voltage regulators, comfort electronics, infotainment, powertrain, and security products. Industrial Power Control segment provides bare dies, discrete IGBTs, and driver ICs among other components. Power & Sensor Systems segment offers gas and pressure sensors, MEMS microphone chips, control ICs, and GaN power switches among others.
SilverStone Technology Co., Ltd., established in 2003 and based in New Taipei City, Taiwan, is a manufacturer and supplier of computer enclosures. The company's product range includes computer chassis, power supplies, server/NAS, storage devices, coolers, and fans. These products support computing operations, system cooling, data storage, and server management. It primarily serves the computing, home entertainment, tech integration, and digital storage sectors. The company also offers design, manufacturing, and global distribution services.
Segotep, established in 2003 and based in Huizhou, Guangdong, is a manufacturer and supplier of gaming computers and DIY computing hardware. The company's product range includes 750W power supply, 850W power supply, Memphis white micro ATX PC case, Phoenix T1 ATX full tower gaming case, and Slath mini ITX PC gaming computer case. These products are used for powering computer systems, housing PC components, and enhancing gaming experiences. It primarily serves the electronics, gaming, IT, and computer hardware industries. The company offers design, development, production, and quality assurance services.
Dell Inc. is an American developer and manufacturer of personal computers and related products established in Round Rock, Texas in 1984 as a business unit of Dell Technologies. The company primarily designs and produces various personal computers, including desktop, laptop, netbook, and tablet models. They also manufacture servers, storage devices, computer peripherals, and network switches to wide a range of specifications, including for large enterprises or competitive gaming. Dell, Inc. operates globally with more than 50 facilities, sales offices and distribution centers across North America, South America, Europe, and Asia.
Apevia Corporation, established in March 1999 and based in City of Industry, CA, U.S.A., is a manufacturer and supplier of corporate and gaming computer cases. The company's product range includes chassis, power supply, cooling, accessories, and ITX cases. These products are designed for both corporate and personal computing needs. Industries served include gaming, corporate computing, PC equipment, and personal computing. The company also offers customization of computer cases, wire/cabling solutions, case fan provisions, and case-related cable/wire adapters.
Kate and McKenzie UK Ltd., trading as Evercase, founded in 2009 and headquartered in the United Kingdom, is a distributor and supplier of computer equipment, parts, and accessories. The company's product line includes PC cases, computer power supply devices, and cables. Orders can be made directly on the company's website for individual consumers, and distributors can contact the company for larger orders. The company promises fast shipping without minimum order requirements.
Matrix Warehouse Computers, founded in 1977 and headquartered in Alberton, South Africa, is a distributor and supplier of computers, laptops, accessories, and storage devices. The company's product line includes Lenovo laptops, Mlink 15 desktop computers, and computer software. Orders can be made directly on the company's website for individual consumers, and distributors can contact the company for larger orders. There are no minimum order requirements, and it also promises fast shipping.
Ranking as of May 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | SilverStone Technology Co., Ltd. |
10.6%
|
| 2 | Powerstream |
8.0%
|
| 3 | NZXT Inc. |
7.0%
|
| 4 | Corsair |
6.3%
|
| 5 | ICP America, Inc. |
5.8%
|
| 6 | EVGA Corporation |
4.7%
|
| 7 | Sea Sonic Electronics Co., Ltd |
4.3%
|
| 8 | Cooler Master Technology inc. |
4.3%
|
| 9 | FSP TECHNOLOGY INC. |
3.5%
|
| 10 | Antec, Inc. |
3.4%
|
Derivation Method
The ranking is calculated based on the click share within the pc power supply page as of May 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
14 | 53.8% |
|
Taiwan
|
8 | 30.8% |
|
United Kingdom
|
2 | 7.7% |
|
Japan
|
1 | 3.8% |
|
South Africa
|
1 | 3.8% |
27 products found
27 products
Nipron Co., Ltd.
210+ people viewing
Last viewed: 8 hours ago
◼︎Overview - Power outage backup function protects your PC from power outages ・80PLUS SILVER compliant ・Ultra high efficiency power supply with 9...
Nipron Co., Ltd.
260+ people viewing
Last viewed: 8 hours ago
◼︎Overview - Power outage backup function protects your PC from power outages ・80PLUS SILVER compliant ・Ultra high efficiency power supply with 9...
Nipron Co., Ltd.
190+ people viewing
Last viewed: 8 hours ago
◼︎Overview ・Supports power outage backup by connecting a battery pack ・Appendix C mounting surface compatible ・Uses a synchronous rectifier circ...
Nipron Co., Ltd.
210+ people viewing
Last viewed: 4 hours ago
◼︎Overview - Power outage backup function protects your PC from power outages ・80 PLUS BRONZE acquisition ・Full output minimum load current 0A sp...
Nipron Co., Ltd.
210+ people viewing
Last viewed: 8 hours ago
◼︎Overview - Power outage backup function protects your PC from power outages ・80 PLUS BRONZE acquisition ・Full output minimum load current 0A sp...
Nipron Co., Ltd.
180+ people viewing
Last viewed: 8 hours ago
◼︎Overview ・80PLUS SILVER acquisition ・Achieves standby power of 0.5W or less and complies with ErP Directive. ・Uses synchronous rectification c...
Nipron Co., Ltd.
230+ people viewing
Last viewed: 8 hours ago
◼︎Overview ・Achieves high efficiency of 94%typ with AC230V input ・Both reliability and high efficiency ・Achieve low noise ・Long-life design wit...
Nipron Co., Ltd.
210+ people viewing
Last viewed: 8 hours ago
◼︎Overview ・80 PLUS BRONZE acquisition ・Full output minimum load current 0A specification ・Achieved standby power of 0.5W or less, compliant wit...
Nimatsu Electric Co., Ltd.
260+ people viewing
Last viewed: 5 hours ago
Wentai Technology Corp. is an OEM/ODM manufacturer of ATX power supplies, LED drivers, smart connected lighting, and IoT devices in Taiwan. Wentai...
Links International Co., Ltd.
150+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS PLATINUM certified 1200W high durability power supply unit HX1200i ATX 3.0 is a durable power supply unit that is ATX12V v3.0 and ...
Links International Co., Ltd.
240+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS BRONZE certified 550W high durability power supply unit CX550 is a highly durable power supply unit that has acquired 80PLUS BRONZ...
Links International Co., Ltd.
200+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS GOLD certification Highly efficient and durable power supply unit NE1000G M WHITE ATX 3.0 is a highly efficient and durable power ...
Links International Co., Ltd.
230+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS GOLD certification Highly efficient and durable power supply unit NE850G M ATX 3.0 is a highly efficient and durable power supply ...
Links International Co., Ltd.
220+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS GOLD certification Highly efficient and durable power supply unit NE1000G M ATX 3.0 is a highly efficient and durable power supply...
Links International Co., Ltd.
220+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS PLATINUM certified 1,500W high durability power supply unit HX1500i ATX 3.0 is an 80PLUS PLATINUM certified heavy duty power suppl...
Links International Co., Ltd.
180+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS PLATINUM certified 1,000W high durability power supply unit HX1000i ATX 3.0 is an 80PLUS PLATINUM certified heavy duty power suppl...
Links International Co., Ltd.
180+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS GOLD certified 850W high durability power supply unit CORSAIR SF850L is a highly durable SFX-L power supply unit that is 80PLUS GO...
Links International Co., Ltd.
200+ people viewing
Last viewed: 8 hours ago
Features ■80PLUS GOLD certified 1,000W high durability power supply unit RM1000e ATX 3.0 is a durable power supply unit with 80PLUS GOLD certificat...
Nipron Co., Ltd.
170+ people viewing
Last viewed: 8 hours ago
◼︎Overview ・High efficiency achieved by using synchronous rectifier circuits and SiC diodes ・Achieves low noise & low leakage current, noise term...
Nipron Co., Ltd.
190+ people viewing
Last viewed: 5 hours ago
◼︎Overview ・Various monitoring such as lifespan prediction, output voltage/current, and abnormal conditions is possible. ・High efficiency achieve...
Compucase Japan Co., Ltd.
260+ people viewing
Last viewed: 8 hours ago
Intel ATX 3.0 compliant ■Passed Intel ATX 3.0 official certification Meet the power requirements of new generation CPU and graphics cards ■Other f...
Compucase Japan Co., Ltd.
220+ people viewing
Last viewed: 8 hours ago
■Features - Compliant with ATX12V version 2.2 standard ・12cmFAN power supply - Equipped with protection circuits: OPP (overload protection), OVP (...
Compucase Japan Co., Ltd.
220+ people viewing
Last viewed: 8 hours ago
■Features ・Compliant with TFX12V version 2.3 standard ・ Equipped with 8cm FAN - Equipped with protection circuits: OPP (overload protection), OVP...
Compucase Japan Co., Ltd.
190+ people viewing
Last viewed: 8 hours ago
■Features ・Equipped with 8cm FAN ・Equipped with protection circuits: OPP (overpower protection), OVP (overvoltage protection), SCP (short circuit...
ADT Co., Ltd.
70+ people viewing
Last viewed: 8 hours ago
■Power supply method via inverter ・Short depth makes it ideal for rack mounting. Output power factor increases by approximately 15% compared to co...
ADT Co., Ltd.
60+ people viewing
Last viewed: 8 hours ago
■Line interactive method Space-saving design, rack mountable. Optimal high output power factor allows connection with large capacity equipment ■Co...
