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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 Corsair RM850e Fully Modular ATX Power Supply
Corsair RM850e Fully Modular ATX Power Supply
£197.66
1 store
PSU Units 5X 450W 24Pin 12V ATX Power Supply
5X 450W 24Pin 12V ATX Power Supply
£198.09
1 store
PSU Units ADP 300FR Power Supply Unit
ADP 300FR Power Supply Unit
£68.29
1 store
PSU Units FSP500-20TGBAB 8-Pin 500W Power Supply
FSP500-20TGBAB 8-Pin 500W Power Supply
£92.95
1 store
PSU Units PC PSU DC 12V Input 300W Power Supply
PC PSU DC 12V Input 300W Power Supply
£37.13
1 store
PSU Units Montech Century II 850W ATX Gaming Power Supply
Montech Century II 850W ATX Gaming Power Supply
£131.83
1 store
PSU Units FSP VITA BD 850W Power Supply Unit ATX3.1
FSP VITA BD 850W Power Supply Unit ATX3.1
£71.99
1 store
PSU Units 500W ATX Power Supply Temperature Control Guard
500W ATX Power Supply Temperature Control Guard
£54.62
1 store
Spactz PSU ATX 24 Pin Female To 12 Male Power Supply
Spactz PSU ATX 24 Pin Female To 12 Male Power Supply
£8.28
1 store
Kepptory 5X PCI-E 6PIN Input 12V 300W ATX PSU Power Supply Module
Kepptory 5X PCI-E 6PIN Input 12V 300W ATX PSU Power Supply Module
£73.68
1 store
Torribaly 19V ATX PSU 200W Power Supply
Torribaly 19V ATX PSU 200W Power Supply
£58.30
1 store
Power Supply Unit DC 12V 160W ATX Motherboard Switch
Power Supply Unit DC 12V 160W ATX Motherboard Switch
£12.26
1 store
Typecat PCI-E 6PIN ATX Power Supply Module
Typecat PCI-E 6PIN ATX Power Supply Module
£32.03
1 store
Jojomino 2X 150W 24Pin 12V DC Input Output Realan Mini ITX PSU ATX PC Switch
Jojomino 2X 150W 24Pin 12V DC Input Output Realan Mini ITX PSU ATX PC Switch
£37.64
1 store
Torribaly 300W Power Supply ITX Flex ATX PSU
Torribaly 300W Power Supply ITX Flex ATX PSU
£26.47
1 store
Typecat 10X PCI-E 6PIN Input Power Supply Module
Typecat 10X PCI-E 6PIN Input Power Supply Module
£143.16
1 store
Torribaly ATX PSU Box 12V 160W Power Supply
Torribaly ATX PSU Box 12V 160W Power Supply
£18.91
1 store
Zandona 3X APW7 1800W Power Supply Mining PSU
Zandona 3X APW7 1800W Power Supply Mining PSU
£137.27
1 store
Zandona 5X 450W 24Pin 12V ATX Power Supply
Zandona 5X 450W 24Pin 12V ATX Power Supply
£163.05
1 store
250W PSU ATX Full Modular Power Supply
250W PSU ATX Full Modular Power Supply
£52.69
1 store
Melitt Rev2.0 Dream PSU Power Supply Board
Melitt Rev2.0 Dream PSU Power Supply Board
£29.78
1 store
Typecat 5X 450W 24Pin 12V ATX Power Supply
Typecat 5X 450W 24Pin 12V ATX Power Supply
£162.03
1 store
Tlily 2X 150W 24Pin 12V DC Input Output Realan Mini ITX PSU ATX PC Switch
Tlily 2X 150W 24Pin 12V DC Input Output Realan Mini ITX PSU ATX PC Switch
£38.07
1 store
Torribaly PCI-E 6PIN ATX Power Supply Module
Torribaly PCI-E 6PIN ATX Power Supply Module
£34.44
1 store
2X High Power 300W 12V ATX PSU Power Supply
2X High Power 300W 12V ATX PSU Power Supply
£25.96
1 store
ATX3.0 16Pin Male to 16Pin Female Power Supply
ATX3.0 16Pin Male to 16Pin Female Power Supply
£9.16
1 store
Torribaly 4X High Power 300W 12V DC5.5X2.5mm Power Supply
Torribaly 4X High Power 300W 12V DC5.5X2.5mm Power Supply
Gold 80 PLUS Certification
£50.70
1 store
PC 150W Power Supply Unit 03T9022
PC 150W Power Supply Unit 03T9022
£20.92
1 store
Jojomino PCI-E 6PIN Input DC ATX Switch Module
Jojomino PCI-E 6PIN Input DC ATX Switch Module
£74.30
1 store
Ultra-Thin 250W GaN ATX Power Supply
Ultra-Thin 250W GaN ATX Power Supply
£97.38
1 store
Server Power Adapter Plate 750W Copper Core
Server Power Adapter Plate 750W Copper Core
£11.46
1 store
Black PCB ATX 12V PSU Board
Black PCB ATX 12V PSU Board
£14.65
1 store
ADP-160FR Power Supply Replacement
ADP-160FR Power Supply Replacement
£52.83
1 store
500W Power Supply D500EPS01 Replacement
500W Power Supply D500EPS01 Replacement
£250.76
1 store
Corsair RM850e Fully Modular Low-Noise ATX Power Supply
Corsair RM850e Fully Modular Low-Noise ATX Power Supply
£145.05
1 store
DPS650AB-30A Metal Power Supply
DPS650AB-30A Metal Power Supply
£129.30
1 store
Tlily 24pin ATX Wide Voltage 12V 200W PC Supply Module
Tlily 24pin ATX Wide Voltage 12V 200W PC Supply Module
£43.38
1 store
Montech Century II 750W Fully Modular 80+ Gold ATX
Montech Century II 750W Fully Modular 80+ Gold ATX
Gold 80 PLUS Certification
£69.98
1 store
Dell 550W 80 Plus Platinum Power Supply
Dell 550W 80 Plus Platinum Power Supply
£60.30
1 store
400W Silent PC Power Supply ATX
400W Silent PC Power Supply ATX
£64.85
1 store
Corsair RM750e Fully Modular Low-Noise ATX Power Supply
Corsair RM750e Fully Modular Low-Noise ATX Power Supply
£148.22
1 store
ADP 400FR Power Supply PS5 100-127V 200-240V
ADP 400FR Power Supply PS5 100-127V 200-240V
£68.11
1 store
DPS650AB-30A Power Supply Unit
DPS650AB-30A Power Supply Unit
£78.45
1 store
Jehiatek 150W 24Pin 12V DC Input Mini ITX PSU ATX PC Switch
Jehiatek 150W 24Pin 12V DC Input Mini ITX PSU ATX PC Switch
Gold 80 PLUS Certification
£26.03
1 store
300W Mini ITX Flex ATX PSU Computer Power
300W Mini ITX Flex ATX PSU Computer Power
£19.39
1 store
Montech Century II 650W Fully Modular 80 Plus Gold ATX
Montech Century II 650W Fully Modular 80 Plus Gold ATX
Gold 80 PLUS Certification
£59.99
1 store
Montech Century II 550W Fully Modular 80 Plus Gold ATX
Montech Century II 550W Fully Modular 80 Plus Gold ATX
Gold 80 PLUS Certification
£49.99
1 store
Corsair PSU 550W ATX CP-9020277-UK
Corsair PSU 550W ATX CP-9020277-UK
£64.51
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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