Cooler Master, a company known for its computer cases and heat sinks has announced an update to its Silent Pro M-series power supplies with the Silent Pro M2 line. Coming in 620 watt, 720 watt, and 1500 watt models, the company has reportedly implemented improvements in every aspects of the PSUs. The 620W and 720W power supplies utilize a single 12V rail capable of delivering 50A and 58A respectively. The 1500W PSU further implements dual 12V rails pushing 70A on one rail and an additional 55A on the other.
All three power supplies are modular, minus the ATX power cable which is permanent. The 620W and 720W models are 80 PLUS Bronze certified while the 1500W model is rated at 80 PLUS Silver. The Silent Pro M2 line is RoHS and ERP 2010 compliant, as well. Further, they have an improved 3.3V DC-to-DC converter and larger capacitors that enable hold-up times greater than 17ms. A 135mm fan with hydraulic bearing aims to keep the power supplies cool.
While Cooler Master has not announced pricing, they are set to be available for purchase sometime in June 2012. You can find more information on the Silent Pro M2 PSUs on the company's product pages.