This power supply from Bitmain is a highly efficient option for those interested in Bitcoin mining. With a power usage of 1600W, it is suitable for ASIC, FPGA, and GPU mining hardware. It is also compatible with a wide range of currencies, including Universal, Monero, Bitcoin, Ethereum, and many more. The APW3-12-1600 model is a reliable choice and has been proven to perform well in the cryptocurrency mining space. It is important to note that the power supply does not come with any specific guarantees regarding the condition of the item, but it is a trusted and tested option for those in the market for a power supply.