Power Supplies
Powering Your PC: Choosing the Right Power Supply Unit (PSU)
The Heartbeat of Your PC:
The power supply unit (PSU), often called the power supply, is a critical component in your PC. It's responsible for converting the alternating current (AC) from your wall outlet into the direct current (DC) needed by various PC components like the CPU, motherboard, and graphics card. A reliable PSU ensures stable power delivery, protecting your hardware and enabling optimal performance.
Understanding Your Needs:
Choosing the right PSU requires considering your PC's specific needs. Here are key factors to consider:
- Wattage: Measured in watts (W), wattage indicates the total power your PSU can deliver. Determine your PC's power consumption using online tools or component specifications. Aim for a PSU with a wattage rating exceeding your estimated needs to account for future upgrades and headroom.
- Efficiency: Look for PSUs with 80 Plus certification (Bronze, Silver, Gold, etc.). These indicate efficiency levels, meaning less power is wasted as heat, saving you energy and reducing heat generation within your PC.
- Form factor: PSUs come in different sizes (ATX, SFX, etc.) depending on your case compatibility. Ensure the chosen PSU fits your case dimensions.
- Modular vs. non-modular: Modular PSUs allow you to detach unused cables, improving airflow and cable management within your case.
- Brand and warranty: Opt for reputable brands known for quality and reliable PSUs. Consider the warranty period for added peace of mind.
Beyond the Basics:
- Safety features: Look for PSUs with over-voltage, over-current, and short-circuit protection to safeguard your components from electrical damage.
- Fan noise: PSUs utilize fans for cooling. Consider quieter models for a more silent PC experience, especially important for workstations or home theater PCs.
Investing in a quality PSU is an investment in the longevity and stability of your PC. By understanding your needs and considering the factors mentioned above, you can choose the right power supply to keep your PC running smoothly and efficiently.
Additional Tips:
- Consult online communities and review websites for recommendations and comparisons of specific PSU models.
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Corsair 550W CX550 PSU, Fully Wired, 80+ Bronze, Thermally Controlled Fan
CORSAIR
£48.9580 PLUS Bronze certified CORSAIR CX Series Power Supplies feature low-noise cooling and a compact design for an easy fit in nearly any modern case. CORSAIR CX Series Power Supplies are 80 PLUS Bronze Certified, offering up to 88%...£48.95 -
Be Quiet! 850W Straight Power 12 PSU, Fully Modular, 80+ Platinum, Silent Wings Fan, ATX 3.0, PCIe 5.0
BEQUIET
£140.84Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS® Platinum certification and virtually inaudible operation. 80 PLUS Platinum efficiency (up to 94%) ATX 3.0 PSU with full support for PCIe 5.0...£140.84 -
Be Quiet! 750W Straight Power 12 PSU, Fully Modular, 80+ Platinum, Silent Wings Fan, ATX 3.0, PCIe 5.0
BEQUIET
£122.33World Class Quiet And Efficiency Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS Platinum certification and virtually inaudible operation. 80 PLUS Platinum efficiency (up to 93.8%) ATX 3.0...£122.33 -
Be Quiet! 1500W Straight Power 12 PSU, Fully Modular, 80+ Platinum, Silent Wings Fan, ATX 3.0, PCIe 5.0
BEQUIET
£204.88World Class Quiet And Efficiency Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS Platinum certification and virtually inaudible operation. 80 PLUS Platinum efficiency (up to 93...£204.88 -
Be Quiet! 1200W Straight Power 12 PSU, Fully Modular, 80+ Platinum, Silent Wings Fan, ATX 3.0, PCIe 5.0
BEQUIET
£187.54World Class efficiency and Quiet Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS Platinum certification and virtually inaudible operation. 80 PLUS Platinum efficiency (up to 93.7%) ATX 3.0...£187.54 -
Be Quiet! 1200W Pure Power 12 M PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Dual Rail
BEQUIET
£141.43Pure Power 12 M 1200W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best-in-class features. Pure Power 12 M 1200W offers the best combination of features with outstanding compatibility. ...£141.43 -
Be Quiet! 1000W Straight Power 12 PSU, Fully Modular, 80+ Platinum, Silent Wings Fan, ATX 3.0, PCIe 5.0
BEQUIET
£159.65World Class Quiet And Efficiency Straight Power 12 is a future-proof ATX 3.0 power supply with 80 PLUS Platinum certification and virtually inaudible operation. 80 PLUS Platinum efficiency (up to...£159.65 -
Asus ROG Strix 1200W Gold Aura Edition PSU, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0, RGB Lighting, Lambda A+
ASUS
£152.13The ROG Strix 1200W Gold Aura combines premium components, superior cooling and captivating RGB illumination to create a formidable force. With huge ROG heatsinks, a high-efficiency Axial-tech fan, and a striking aluminum finish,...£152.13 -
GameMax 300W GT300 TFX PSU, Small Form Factor, Low Noise 8cm Fan, 80+ Bronze, Power Lead Not Included
GAMEMAX
£32.86GT300 300W 80 Plus Bronze TFX Power Supply The GameMax GT-300W TFX offers you the most suitable cost/performance ratio and is certified for 80 PLUS Bronze, this active PFC unit runs at a max. of 85 efficiency,...£32.86 -
Corsair 850W SF-L Series SF8500L SFX-L PSU, Rifle Bearing Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£144.61CORSAIR SF-L Series Fully Modular SFX Power Supplies with ATX 3.0 and PCIe 5.0 compliance provide the continuous high wattages demanded by the latest PC hardware, all in a space-saving SFX-L form-factor. ...£144.61 -
Corsair 850W RMx SHIFT Series RM850X PSU, Fluid Dynamic Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£143.61CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within easy reach, for exceptionally convenient 80 PLUS Gold efficient power. Innovative...£143.61 -
Corsair 850W RMe Series RM850e V2 PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, Zero RPM Mode, ATX 3.0, PCIe 5.0
CORSAIR
£118.98CORSAIR RM850e Fully Modular Low-Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compliant - 105°C-Rated Capacitors - 80 PLUS Gold Efficiency - Modern Standby Support CORSAIR RMe Series Fully Modular Low-Noise Power...£118.98