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Showing posts from February, 2026

Choosing the Right PSU: Power, Safety, and Long-Term Reliability

 The power supply unit (PSU) is one of the most overlooked components in a PC build, yet it’s also one of the most important. A low-quality or mismatched PSU can cause system instability, random restarts, crashes under load, or even permanent damage to expensive components. Choosing the right PSU ensures stable power delivery, protects your hardware, improves efficiency, and helps your system run reliably for years. Here’s a complete breakdown of what to look for when choosing a PSU , why each factor matters, and how to avoid common mistakes many builders make. 1. Wattage Capacity Common Causes of Issues: Choosing a PSU with too little wattage No headroom for future upgrades Underestimating GPU power draw Symptoms: PC shuts down during gaming Random restarts under load System won’t boot with new hardware How to Choose It Right: Calculate total system power usage Add 30–40% headroom Gaming PCs typically need 650W–850W High-end GPUs may requir...