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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 CWT GPX 850W
CWT GPX 850W
Gold 80 PLUS Certification
£77.99
1 store
PSU Units HP inc. psu entl18 180w
HP inc. psu entl18 180w
Gold 80 PLUS Certification
£99.60
1 store
PSU Units SuperMicro PWS-1K62-BR Power Supply Unit
SuperMicro PWS-1K62-BR Power Supply Unit
£525.56
1 store
PSU Units FSP Nätaggregat
FSP Nätaggregat
Bronze 80 PLUS Certification
£169.33
1 store
PSU Units Cooler Master V750 Gold I 750W
Cooler Master V750 Gold I 750W
Gold 80 PLUS Certification
£160.59
1 store
PSU Units Gamemax GameMax RGB 550W Modular Power 80 Plus
Gamemax GameMax RGB 550W Modular Power 80 Plus
£42.99
1 store
PSU Units Zalman ZM500-LXII Nätaggregat
Zalman ZM500-LXII Nätaggregat
£69.11
1 store
PSU Units Inter-Tech ASPOWER R2A-DV0550-N Power Supply Unit 550W 80 Plus Gold
Inter-Tech ASPOWER R2A-DV0550-N Power Supply Unit 550W 80 Plus Gold
Gold 80 PLUS Certification
£324.38
1 store
Silverstone ST1500-TI Power Supply Unit
Silverstone ST1500-TI Power Supply Unit
Titanium 80 PLUS Certification
£243.07
1 store
Synology PSU 200W_1
Synology PSU 200W_1
£209.80
1 store
Fortron FSP charger HYDRO PTM PRO
Fortron FSP charger HYDRO PTM PRO
£214.72
1 store
Silverstone SST-ST70F-ES230 Strider Essential
Silverstone SST-ST70F-ES230 Strider Essential
£55.04
1 store
Silverstone Technology SX650-G 650W Modular Power Plus
Silverstone Technology SX650-G 650W Modular Power Plus
Gold 80 PLUS Certification
£124.78
1 store
Silverstone Technology Strider ST1000-PTS 1000W
Silverstone Technology Strider ST1000-PTS 1000W
Platinum 80 PLUS Certification
£172.33
1 store
Lian Li SP850 850W Black
Lian Li SP850 850W Black
Gold 80 PLUS Certification
£168.11
1 store
Chieftec ELEMENT Series Power Supply 600W
Chieftec ELEMENT Series Power Supply 600W
£96.43
1 store
Inter-Tech FLEX FA-250
Inter-Tech FLEX FA-250
£42.73
2 stores
NZXT C1000 Gold 1000W
NZXT C1000 Gold 1000W
Gold 80 PLUS Certification
£188.25
1 store
Dell D240ES-00 240W
Dell D240ES-00 240W
Platinum 80 PLUS Certification
£65.75
1 store
HP inc. s sff 180w entl18
HP inc. s sff 180w entl18
£58.21
1 store
Gigabyte UD850GM 850W
Gigabyte UD850GM 850W
Gold 80 PLUS Certification
£148.99
1 store
iBox CUBE II 600W
iBox CUBE II 600W
White (Standard) 80 PLUS Certification
£46.19
1 store
Seasonic Prime TX-1300 1300W
Seasonic Prime TX-1300 1300W
Titanium 80 PLUS Certification
£400.99
1 store
Zalman ZM850-ARX 850W
Zalman ZM850-ARX 850W
Platinum 80 PLUS Certification
£270.91
1 store
FSP Twins Pro 900-50REB 900W
-13%
FSP Twins Pro 900-50REB 900W
Gold 80 PLUS Certification
£480.31
£552.99
2 stores
Xilence XN213 450W
Xilence XN213 450W
Bronze 80 PLUS Certification
£78.70
1 store
Zalman ZM750-ARX, 750W
Zalman ZM750-ARX, 750W
Platinum 80 PLUS Certification
£159.83
1 store
Silverstone Technology SST-ST1200-PTS 1200W
Silverstone Technology SST-ST1200-PTS 1200W
Platinum 80 PLUS Certification
£253.80
1 store
Dell NH429 280W
Dell NH429 280W
£99.90
1 store
Antec Signature 1300W
Antec Signature 1300W
Platinum 80 PLUS Certification
£165.24
1 store
Corsair RM850M 850W
Corsair RM850M 850W
Gold 80 PLUS Certification
£165
1 store
Thermaltake Toughpower GF2 ARGB 850W Gold - TT Premium Edition
Thermaltake Toughpower GF2 ARGB 850W Gold - TT Premium Edition
Gold 80 PLUS Certification
£89.08
1 store
Silverstone Strider Essential ST600P 600W
Silverstone Strider Essential ST600P 600W
White (Standard) 80 PLUS Certification
£55.85
1 store
Fractal Design Ion + 2 Platinum 860W
Fractal Design Ion + 2 Platinum 860W
Platinum 80 PLUS Certification
£219.36
1 store
Silverstone TX700 Gold 700W
Silverstone TX700 Gold 700W
Gold 80 PLUS Certification
£138.89
1 store
Be Quiet! TFX Power 3 Gold 300W
Be Quiet! TFX Power 3 Gold 300W
Gold 80 PLUS Certification
£66.05
Out of stock
Cooler Master MWE 750 Bronze 230V - V2 750W
Cooler Master MWE 750 Bronze 230V - V2 750W
Bronze 80 PLUS Certification
£87.89
1 store
Silverstone SFX SX800-LTI 800W
Silverstone SFX SX800-LTI 800W
Titanium 80 PLUS Certification
£197.14
1 store
Inter-Tech Argus SFX-300W Retail
Inter-Tech Argus SFX-300W Retail
£54.29
1 store
Cougar GEX 750W
Cougar GEX 750W
Gold 80 PLUS Certification
£129.99
1 store
Inter-Tech HiPower SP-550 550W
Inter-Tech HiPower SP-550 550W
£75.57
1 store
Thermaltake ToughPower PF1 ARGB 1050W
Thermaltake ToughPower PF1 ARGB 1050W
Platinum 80 PLUS Certification
£211.46
1 store
Thermaltake ToughPower PF1 750W
Thermaltake ToughPower PF1 750W
Platinum 80 PLUS Certification
£112.96
1 store
Thermaltake Toughpower GF1 ARGB 850W Gold - TT Premium Edition
Thermaltake Toughpower GF1 ARGB 850W Gold - TT Premium Edition
Gold 80 PLUS Certification
£99.98
1 store
Enermax CyberBron 700W
Enermax CyberBron 700W
Bronze 80 PLUS Certification
£69.22
1 store
ASUS TUF Gaming 750B 750W
ASUS TUF Gaming 750B 750W
Bronze 80 PLUS Certification
£87.48
3 stores
Cooler Master V1000 Platinum 1000W
Cooler Master V1000 Platinum 1000W
Platinum 80 PLUS Certification
£411.90
1 store
Silverstone FX500
Silverstone FX500
Gold 80 PLUS Certification
£128.83
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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