SeaSonic SSP-300TBS
Highly efficient yet remarkably quiet, the SeaSonic SSP-300TBS is a 300W power supply that makes a dependable power source for any setup requiring the TFX form factor.
80 PLUS Bronze Certified
80 PLUS Bronze certification means high efficiency, low energy consumption and less heat production, helping to prolong the PSU's lifespan.
Quiet Operation
An 80 mm double-ball bearing fan runs smoothly and quietly to cool the components inside for stable performance.
Enhanced Security
All outputs support short circuit protection. The PSU also features over voltage protection and over power protection.
Pros: Quality and size.
Cons: NONE
Overall Review: I am using this psu in a Lenovo sff. It is shorter than most tfx models adding extra room for cables. This psu has active PFC. No little red switch. I will not buy any psu that does not have active PFC. I do not worry if I forget to shut down my pc.