Conclusion:
If you're looking to buy a solid PC power supply but don't need high wattage requirements or a triple digit price tag, then the Tuniq Potency series might just be a superb contender to look into. I was left very surprised at how quiet this power supply was in my system. All around good performance, silent operation and good build quality leave it a recommended power supply for home users and enthusiasts.

If you'd like more info on this product, you can find it all at http://www.tuniq.com.tw/power/550w.html

Pros:
Extremely quiet operation
3-Year Warranty
80PLUS certified
No complaints on it's performance

Cons:
I wasn't overly keen on the internal heatsink design, it seems very minimal compared to most power supplies