In Win IW-A550 ATX Power Supply - 550 W - Internal - 12 V DC, 5 V DC, 3.3 V DC Output - 1 +12V Rails - 1 Fan(s) - 85% Efficiency

In Win IW-A550 ATX Power Supply - 550 W - Internal - 12 V DC, 5 V DC, 3.3 V DC Output - 1 +12V Rails - 1 Fan(s) - 85% Efficiency

Quality Power, Great Performance, Low Noise

The InWin A Series is a power supply with high compatibility and reliability, it meets the 80 PLUS® certification for 230V. Equipped with powerful single +12V rail design and multi-protection safeguards. The A Series provides great performance at a good price.

80 PLUS ® 230V EU Standard Certified

The A Series is an 80 PLUS® 230V EU Standard Certified power supply. It delivers up to 85% efficiency during normal use, generating less heat and effectively maintain the power supply's stability.

Smart Thermal Control to Balance Cooling and Noise

The A Series utilizes a smart temperature-controlled 120mm fan. It automatically detects heat to adjust the fan speed accordingly. It achieves silent operation and excellent thermal performance.

Single +12V rail design for High-End Systems

Powerful single +12V rail design, perfect for high-end components or overclocking.

3.3V DC to DC Design

DC to DC converter design provides superior dynamic response and supports a foundation for greater system stability.