The SeaSonic SS-300ET Bronze power supply is designed with the value-conscious user in mind. Certified 80 PLUS Bronze, this active PFC unit runs at up to 85% (or higher) efficiency while delivering a 50% load, so you know you're saving energy and money on your power bills month after month. With 300W of total output power, there's plenty of juice for the most home or office situations.
Featuring short circuit protection, the SeaSonic SS-300ET Bronze power supply provides the maximum reliability. Cooling is handled by a 120mm fan with super low noise control. A hexagonal grid pattern on the back panel ensures that the components will get plenty of airflow to keep the power supply cool and operating at peak performance.
ATX 12V CompatibleCompatible with the ATX12V v2.3 standard, the SeaSonic SS-300ET Bronze power supply provides maximum power stability to drive the processors as well as other system components.
300W Maximum PowerA maximum power of 300W delivers safe, reliable output for average computer systems.
80 PLUS Bronze CertifiedThe 80 PLUS Bronze certified power supply provides high power efficiency of at least 82% at any load between 20% and 100%, saving your money on your electrical bill, reducing heat in your computer's system and prolonging its life.
120mm Cooling FanThe SeaSonic SS-300ET Bronze power supply features a 120mm fan for increased overall airflow and heat dissipation in the power supply enclosure.
Learn more about the SeaSonic USA SS-300ET Bronze
80 PLUS BRONZE Certified
Over Voltage Protection
100 - 240 V
Input Frequency Range
47 - 63 Hz
CUL, TUV, CB, CCC, CE, FCC, RoHS
Double forward converter circuit High efficiency and reliability Low ripple & noise Super low noise fan control Short circuit protection on all outputs Over power protection 100% hi-pot test 100% burn in, high temperature cycled on/off
Dimension & Weight
5.9" x 5.5" x 3.4"
Date First Available
September 21, 2009
Customer Reviews of the SeaSonic USA SS-300ET Bronze