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PSU Units

Looking for the right PSU? At PriceRunner, we guide you to the best choice for your needs. Whether you're building a new PC or upgrading an existing one, we list a wide range of PSUs from various brands and retailers. Use our handy category filters to narrow your options by wattage, efficiency rating, or price range. This makes it easy to find the PSU unit that matches your requirements. Compare prices and features side-by-side to ensure you get the best value for your money. Our comprehensive listings are updated regularly to provide you with the most accurate information. We aim to simplify your decision-making process and help you find what you're looking for without any hassle. Ready to power up your PC with the right PSU? Begin here and make the right choice for your setup!

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PSU Units SEM 12V 160W ATX Switch
SEM 12V 160W ATX Switch
£22.58
1 store
PSU Units Cooler Master MWE 750W V2 Power Supply
Cooler Master MWE 750W V2 Power Supply
Gold 80 PLUS Certification
£77.99
Out of stock
PSU Units Cooler Master MWE Bronze 750 V3 750 Watt
Cooler Master MWE Bronze 750 V3 750 Watt
£54.99
Out of stock
PSU Units Antec GSK ATX 3.1 850W Power Supply
Antec GSK ATX 3.1 850W Power Supply
Gold 80 PLUS Certification
£136.84
1 store
PSU Units Spactz 2X 150W 24Pin 12V DC Input 150P
Spactz 2X 150W 24Pin 12V DC Input 150P
£36.29
1 store
PSU Units Gigabyte P650Ss Ice Power Supply
Gigabyte P650Ss Ice Power Supply
Silver 80 PLUS Certification
£46.33
2 stores
PSU Units Silverstone Strider Gold Series ST1500-GS
Silverstone Strider Gold Series ST1500-GS
£222.59
1 store
PSU Units SEM Front Headlight Fairing Guard Air Intake Cover YZF-R15 V3
SEM Front Headlight Fairing Guard Air Intake Cover YZF-R15 V3
£7.11
1 store
Zandona STM32H747XIH6 Development Core Development Board
Zandona STM32H747XIH6 Development Core Development Board
£45.35
1 store
Sodial 14+10pin To 24 Pin Atx Supply Cable
Sodial 14+10pin To 24 Pin Atx Supply Cable
£13.19
1 store
ASUS ROG Strix 1000W Gold Aura Edition
ASUS ROG Strix 1000W Gold Aura Edition
Gold 80 PLUS Certification
£893.93
1 store
Asrock Premium 1000W Power Supply Unit
Asrock Premium 1000W Power Supply Unit
Gold 80 PLUS Certification
£186.91
1 store
Asrock 90-UXS085-GFEAAA 850W 80 Plus Gold Power Supply
Asrock 90-UXS085-GFEAAA 850W 80 Plus Gold Power Supply
Gold 80 PLUS Certification
£142.90
1 store
GamerStorm PN850M 850W White
GamerStorm PN850M 850W White
Gold 80 PLUS Certification
£126.91
1 store
LC-Power Netzteil ATX 3.0 1000W 135mm
LC-Power Netzteil ATX 3.0 1000W 135mm
Gold 80 PLUS Certification
£209.99
1 store
Zandona 4X 24-Pin Female ATX Power Supply Tester 50cm
Zandona 4X 24-Pin Female ATX Power Supply Tester 50cm
£9.71
1 store
Zandona Power Board Dual PSU Adapter ATX 24Pin to 4Pin
-14%
Zandona Power Board Dual PSU Adapter ATX 24Pin to 4Pin
£23.44
£27.29
1 store
KALEA-INFORMATIQUE External Power Supply AC DC 220V To 7.5V 5A
KALEA-INFORMATIQUE External Power Supply AC DC 220V To 7.5V 5A
£19.87
1 store
Montech Titan PLA 750W PCIe 5.1 80+ Modular ATX 3.1
Montech Titan PLA 750W PCIe 5.1 80+ Modular ATX 3.1
Platinum 80 PLUS Certification
£99.98
1 store
Montech Titan PLA 850W
Montech Titan PLA 850W
Platinum 80 PLUS Certification
£109.99
1 store
Montech Titan PLA 1200W 80 Plus Platinum Power Supply
Montech Titan PLA 1200W 80 Plus Platinum Power Supply
Platinum 80 PLUS Certification
£149.99
1 store
Montech Titan PLA 1000W
Montech Titan PLA 1000W
Platinum 80 PLUS Certification
£129.98
1 store
Seasonic G12-GC-850 850W Power Supply
Seasonic G12-GC-850 850W Power Supply
Gold 80 PLUS Certification
£87.48
2 stores
Gigabyte P550SS Power Supply Unit 550 W 20+4 Pin ATX
Gigabyte P550SS Power Supply Unit 550 W 20+4 Pin ATX
£43.98
3 stores
Dell High-Quality SATA Cable for 450-AMIH
Dell High-Quality SATA Cable for 450-AMIH
Titanium 80 PLUS Certification
£423.74
2 stores
KALEA-INFORMATIQUE Ac Dc External Power Supply 220v To 15v 3a
KALEA-INFORMATIQUE Ac Dc External Power Supply 220v To 15v 3a
£19.51
1 store
Seasonic G12-GC-750 750W
Seasonic G12-GC-750 750W
Gold 80 PLUS Certification
£91.98
2 stores
Seasonic G12 GM 750W
Seasonic G12 GM 750W
Gold 80 PLUS Certification
£89.99
Out of stock
Seasonic G12 GM-850 850W
Seasonic G12 GM-850 850W
Gold 80 PLUS Certification
£95.48
2 stores
Antec SP1300 Signature Platinum PSU 1300W
Antec SP1300 Signature Platinum PSU 1300W
£282.02
1 store
Hydro PTM Pro 1350W ATX 3.0 & PCIe 5.0 Platinum Full Modula - Black
Hydro PTM Pro 1350W ATX 3.0 & PCIe 5.0 Platinum Full Modula - Black
£27.90
1 store
CWT 500W CWT 80 Plus PSU
CWT 500W CWT 80 Plus PSU
£33.99
1 store
2000w Full Modular ATX Mining Power Supply
2000w Full Modular ATX Mining Power Supply
£138.32
1 store
Phanteks Amp GH Power Supply Unit 850 W
Phanteks Amp GH Power Supply Unit 850 W
Gold 80 PLUS Certification
£147.74
1 store
In Win AcBel 3RAMAP024400 550 Watt 80+ Platinum PSU/Power Supply
In Win AcBel 3RAMAP024400 550 Watt 80+ Platinum PSU/Power Supply
£354.98
1 store
Tlily Power Supply Baffle SFX to ATX PSU Converter Conversion Frame with 4 Screws, Black
Tlily Power Supply Baffle SFX to ATX PSU Converter Conversion Frame with 4 Screws, Black
£8.58
1 store
HP Aruba X371 12VDC 250W PS
HP Aruba X371 12VDC 250W PS
£244.97
1 store
Corsair RM1000x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply
Corsair RM1000x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply
Gold 80 PLUS Certification
£179.99
1 store
Corsair RM850x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply
Corsair RM850x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply
Gold 80 PLUS Certification
£147.99
1 store
Lenovo 500W Internal Power Supply
Lenovo
Lenovo 500W Internal Power Supply
£107.41
1 store
Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX
-19%
Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX
£169.99
£209.99
1 store
Melitt 4Pcs Outside Exterior Door Handle Pull Assembly
Melitt 4Pcs Outside Exterior Door Handle Pull Assembly
£11.94
1 store
HP Power Supply 230W RPO15 SL
HP Power Supply 230W RPO15 SL
£95.70
1 store
Phanteks AMP GH 750W
Phanteks AMP GH 750W
Gold 80 PLUS Certification
£135.29
1 store
HP Power Supply 1110-Watt
HP Power Supply 1110-Watt
£465.25
1 store
Corsair 750w sf series sf750 sfx
Corsair 750w sf series sf750 sfx
Platinum 80 PLUS Certification
£114.99
1 store
Lian Li EDGE EG0850 850W
Lian Li EDGE EG0850 850W
Platinum 80 PLUS Certification
£150.81
1 store
Corsair HX1500i Fully Modular Ultra-Low Platinum
Corsair HX1500i Fully Modular Ultra-Low Platinum
£224.99
1 store

PSU Units: 3 things to consider before buying

Before purchasing PSU Units, it's crucial to determine the power requirements of your computer system. Calculate the total wattage needed by adding up the power consumption of all components, including the CPU, GPU, and peripherals. We recommend opting for a PSU Unit with a wattage capacity slightly above your calculated needs to ensure efficiency and allow for future upgrades. For instance, if your system requires 450 watts, consider a PSU Unit that offers 550 watts or more.

Efficiency ratings are essential when choosing PSU Units as they indicate how effectively power is converted from AC to DC. Look for units with an 80 Plus certification, which ensures at least 80% energy efficiency at various loads. Higher certifications like 80 Plus Gold or Platinum offer even better efficiency, reducing electricity costs and heat output. Investing in efficient PSU Units not only benefits your wallet but also contributes to a greener environment.

Ensure that the PSU Units you consider have sufficient connectors for your components. Check for compatibility with your motherboard, graphics card, and additional peripherals such as SSDs and cooling systems. Modular PSU Units offer flexibility by allowing you to use only the cables you need, improving airflow and reducing clutter inside your case. This feature is particularly beneficial if you plan on upgrading components in the future.

PSU UNITS

FAQ

PSU Units are Power Supply Units that provide electricity to your computer components. They convert AC from the wall into DC that your computer can use. When choosing a PSU Unit, consider wattage, efficiency ratings like 80 Plus, and the number of connectors needed for your components.

PSU Units are selected based on power requirements and compatibility with your system. Calculate the total wattage needed by all components and choose a unit with slightly higher capacity. Check for efficiency ratings and ensure it fits in your computer case.

PSU Units' efficiency indicates how much power is lost as heat during conversion. Higher efficiency means less energy waste, lower electricity bills, and reduced heat output. Look for units with an 80 Plus certification, which ensures at least 80% efficiency at various loads.

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Power up your build: Choosing the right PSU

Selecting the right power supply unit (PSU) is crucial for your computer's performance and longevity. It ensures your system runs smoothly by delivering consistent power to all components. Let's explore the different types and features of PSU units to help you make the best choice for your setup.

Types of PSU units

PSU units come in various types, each designed to meet specific needs. Among the popular options are SFX and ATX. SFX units are compact, making them ideal for small form factor cases. They pack a punch despite their size, providing reliable power for mini-ITX builds. On the other hand, ATX units are larger and suited for standard or mid-tower cases, offering more power and additional features.

Efficiency ratings

Efficiency is a key factor when choosing a PSU. It indicates how much power is converted into usable energy, with the rest lost as heat. The 80 PLUS certification is a standard measure of efficiency. Bronze, Silver, and Gold are common ratings, with Gold being more efficient than Bronze. For those seeking top-tier efficiency, Platinum and Titanium ratings offer even better performance, ensuring minimal energy waste and lower electricity bills.

Key features to consider

When selecting a PSU, consider features like modularity and cable management. Modular PSUs allow you to connect only the cables you need, reducing clutter and improving airflow. This feature is especially useful in compact builds. Additionally, look for units with silent operation, achieved through efficient cooling fans or fanless designs. A PSU with a high-quality fan will run quietly, even under load, providing a pleasant computing experience.

Colour and aesthetics

Aesthetics might not affect performance, but they do enhance your build's appearance. White PSU units are a popular choice for those aiming for a sleek, modern look. They blend seamlessly with white cases and components, creating a cohesive aesthetic. Whether you're building a minimalist setup or a vibrant gaming rig, the right colour can make a difference.

Understanding wattage requirements

Determining the correct wattage is essential for a stable system. Calculate the total power consumption of your components, including the CPU, GPU, and peripherals. It's wise to choose a PSU with a bit more wattage than needed to allow for future upgrades. This ensures your system remains reliable and efficient over time.

Budget and brand considerations

While it's tempting to save money, investing in a quality PSU is crucial. A reliable unit from a reputable brand offers peace of mind and protection for your components. Brands like Corsair, EVGA, and Seasonic are known for their dependable PSU units. They offer a range of options to suit different budgets and requirements, making them a good choice for any build.

Make a well-thought-out decision by considering these factors when choosing a PSU. Use PriceRunner to compare prices and find the best deal on PSU units for your next build.

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Find the best option with the help of our handy tools. Compare prices, apply smart filters, read user reviews, and explore price history—all in one place.

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Searching for something particular? Filter by everything from price and brand to material or colour to see only the products relevant to you. Since delivery options and shipping costs can vary between shops, you can easily find your perfect match by filtering based on these criteria as well.

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Reviews from other users can provide valuable insights into the product's features and durability. Product ratings help you quickly assess popularity and customer satisfaction.

Price history: Find real deals

To ensure that you've found a good deal, you can view the product's price history. Select a time period and whether you wish to include international prices. Price history for the past three months is shown by default, but you can also look into a longer time period. If you want to determine if a deal from a specific shop is as good as it seems you can click on "Choose store" above the price graph to show an individual shop's pricing history.

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