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 850W RM Series RM850 V2 PSU, Rifle Bearing Fan, Fully Modular, 80+ Gold, White
CORSAIR
£126.13CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies with triple/dual EPS12V connectors deliver consistent 80 PLUS Gold efficient power to your PC. Fully Modular Cables: Only connect the cables your system needs,...£126.13 -
Corsair 750W RMx SHIFT Series RM750X PSU, Fluid Dynamic Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£131.17CORSAIR 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...£131.17 -
Corsair 750W RMe Series RM750e V2 PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, Zero RPM Mode, ATX 3.0, PCIe 5.0
CORSAIR
£109.95CORSAIR RM750e 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...£109.95 -
Corsair 1500W HX1000i V2 PSU, Fluid Dynamic Fan, Fully Modular, Ultra-Low Noise, 80+ Platinum, ATX 3.0, PCIe 5.0
CORSAIR
£288.78Product Title CORSAIR HXi Series HX1500i (C20) Fully Modular Ultra-Low Noise ATX Digital Power Supply CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and...£288.78 -
Corsair 1200W RMx SHIFT Series RM1200X PSU, Fluid Dynamic Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£216.22CORSAIR 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...£216.22 -
Corsair 1000W SF-L Series SF1000L SFX-L PSU, Rifle Bearing Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£168.62CORSAIR 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.Corsair 1000W SF-L Series SF1000L SFX-L PSU,...£168.62 -
Corsair 1000W RMx SHIFT Series RM1000x PSU, Fluid Dynamic Fan, Fully Modular, 80+ Gold, ATX 3.0, PCIe 5.0
CORSAIR
£175.50CORSAIR 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...£175.50 -
Corsair 1000W RMe Series RM1000e V2 PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, Zero RPM Mode, ATX 3.0, PCIe 5.0
CORSAIR
£147.02CORSAIR RM1000e 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 Supplies provide...£147.02 -
Corsair 1000W HX1000i V2 PSU, Fluid Dynamic Fan, Fully Modular, Ultra-Low Noise, 80+ Platinum, ATX 3.0, PCIe 5.0
CORSAIR
£219.06CORSAIR HXi Series HX1000i Fully Modular Ultra-Low Noise ATX Digital Power Supply CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid...£219.06 -
Be Quiet! 850W System Power 10 PSU, 80+ Gold, Fully Wired, Dual 12V Rails, Temp. Controlled Fan
BEQUIET
£84.60System Power 10 850W has been built with price-conscious users in mind that do not want to dispense on reliability and quietness. Features such as LLC + SR + DC-to-DC topology and Dual-Rail operation underline the value System Power 10 850W...£84.60 -
Be Quiet! 850W Straight Power 11 PSU, Fully Modular, Fluid Dynamic Fan, SLI/XFire, 80+ Gold
BEQUIET
£124.07World Class Quiet and Efficency be quiet! Straight Power 11 850W raises the bar for systems that demand virtually inaudible operation without power quality compromises. Virtually inaudible SilentWings® 3 135mm fan ...£124.07 -
Be Quiet! 850W Pure Power 12 M PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Dual Rail
BEQUIET
£103.77Pure Power 12 M 850W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best-in-class features. Pure Power 12 M 850W offers the best combination of features with outstanding compatibility. ...£103.77