Seasonic S400 RGB CPU Cooler is a budget air CPU cooler with RGB lighting, designed for both Intel and AMD processors. It’s commonly used for mid-range gaming or office PCs where you want better cooling than a stock cooler.

🔧 Key Specifications

• Cooler Type: Air CPU Cooler with RGB fan

• Fan Size: 120 mm

• Fan Speed: 800 – 1800 RPM (PWM)

• Airflow: up to 68 CFM

• Noise Level: about 18–35 dBA

• Heatpipes: 4 copper heat pipes

• Heatsink: Aluminum fins with nickel plating

• Connector: 4-pin PWM fan connector

• Height: ~155 mm

• Weight: ~600 g

🧩 CPU Socket Compatibility

Intel

• LGA 1700

• LGA 1200 / 115x series

• LGA 2011 / 1366

AMD

• AM4

• AM3 / AM3+

• FM1 / FM2 / FM2+

✅ Pros

• Good cooling compared to stock coolers

• RGB lighting for gaming builds

• PWM fan control (auto speed adjustment)

• Affordable price (~LKR 3,000–3,500 in Sri Lanka)

⚠️ Things to Know

• Not ideal for very high-power CPUs like Ryzen 9 or Intel i9 under heavy load

• Case must support ~155 mm CPU cooler height

✅ Best for CPUs like:

• Ryzen 5 3600 / 5600 / 5600X

• Ryzen 7 3700X / 5700X

• Intel i5 / i7 mid-range CPUs