SMPS (Switched mode power supply) or PSU (Power Supply Unit) is one of the most important components for your computer and it also plays an important role in the safety and performance of your major PC components. Earlier I have written many articles in this blog explaining about how to get a good SMPS, what is the criterion for a good PSU and which brands of SMPS you should purchase. If anyone has missed these posts then they can find them on the links given below.
Best Resources on Computer Power Supplies in this Blog
Here are some of the best affordable 400 Watt and 500 Watt power supplies that you can buy online. Here I am also listing down the current on their 12V Rail (the most important thing in a SMPS) so that you can get a clear idea on which power supply is suitable for your needs. All the below mentioned power supplies have got 120 mm fan for better and efficient cooling. You can buy these power supplies at discounted rates from the links given below.
400 Watt Range PSU
The best value for money power supply in this 400W range. It is very much affordable but does not compromise on performance. It is a 450 Watt SMPS and has got single 12V Rail with 34A current on it, which is sufficient for a mid-range PC with a decent mid-range graphics card. It has got up to 85% efficiency which means more performance and lesser power consumption and heat generation.
Buy Corsair VS450 SMPS
Cooler Master Thunder 450W
A very good 450 Watt SMPS from Cooler Master. Build quality and components quality is very good and it has got dual 12V Rails with total current of 39A (21A + 18A) on them. Its efficiency is up to 85% at typical load.
Buy Cooler Master Thunder 450W
One of best 450 Watt SMPS that has 85% efficiency. Great quality power supply with dual 12V rails having total current of 36A (18A + 18A). Antec is well known worldwide for making high quality power supplies, so you can safely go for any of their power supplies without any second thought.
Buy Antec VP450P SMPS
Antec is known worldwide for making high-quality power supplies. Their PSUs are very reliable and always delivers high performance. Antec BP450PS is a very good budget power supply in 400 Watt SMPS range. It is a 450 Watt SMPS that has dual 12V Rails. The total current present on its 12V rail is 39A (21A + 18A) which is sufficient for a latest PC with mid-range graphics card installed. The efficiency of this SMPS is up to 75% and it has got 120mm silent fan to cool down things efficiently.
Buy Antec BP450PS SMPS
500 Watt Range PSU
Another value for money and reliable power supply from corsair in 500 Watt range. It has got a single 12V Rail with ample 42A current on it, that is good enough for a mid-high range PC with a decent graphics card. It is rated at 550 Watt.
Buy Corsair VS550 SMPS
Cooler Master Thunder 500W
A good quality 500 Watt PSU from Cooler Master with dual 12V Rails. The total current on 12V Rails is 45A (24A + 21A). A very nice power supply for users who are looking for a good 500W SMPS for their PC. It also offers up to 85% efficiency.
Must Read: Complete Review of Cooler Master Thunder 500W
Buy Cooler Master Thunder 500W
A very good and high quality 500 Watt power supply from Antec. It has got dual 12V Rails with total of 36A (18A + 18A) current on it. This quality power supply has got up to 85% efficiency.
Buy Antec VP550P SMPS