modified antminer s9 bosminer 16th/s 1200w or 12th/s 800w most efficient bitcoin miner machine better than s9j s9i s9 se and as efficient as s15 t15 miningcrate <b> used antminer s9 - bosminer 16th/s 1200w or 12th/s 800w - most efficient bitcoin miner machine better than s9j, s9i, and s9 se <br> <p> fully converted and mastered bosminer antminer s9s with a comparable th/s to watt of the next generation miners! this means mining more and spending less on electricity! </p> <br> <p> bosminer config replaces 100% of your factory mining system on the antminer s9 cgminer. these are the most efficient antminer s9 on the market, no other antminer s9 will be able to compare. </p> <br> <p> when parameters are set @800 watt, bosminer will autotune the miner to be able to hash at 12th/s!! whats special at this parameter set is that your antminer will be almost silent!! if you have an antminer s9 that is always loud and annoys everyone, this is for you!!! </p> <br> <p> when parameters are set @1200 watt, bosminer will autotune the miner to be able to hash at 16th/s!! [will be as loud as if miner were unmodified] note; bosminer autotuner will take nearly 8 hours from start to finish to fully optimized and tune itself for best th/s to watt ratio dependent on what you set your power limit to be. </p> <br> <p> if there are any questions and concerns, please do not hesitate to ask!! miner will be tested and ran minimum of 24hrs before shipping to insure you will receive a 100% working product. all conditions will be used, miner listed as new is for advertisement purposes! please check out our other miners for sale</p> </b> ***no power supply inlcuded***recommended power supply for residential outlets on 110v is a bitmain apw3++ 12-1600watt psu! note if using apw3++ on 110v outlet, unit is unable to be overclocked past 1200 watt power limit.