Mine the the coin with massive power. Obelisk sc1 immersion price Blake2B, Blake2B-Sia that is capable of producing hashrate of 2.2Th/s takes 1600W power. The obelisk sc1 immersion is a powerful Blake2B, Blake2B-Sia (POW) miner. It contains 4 hashing boards, 1 control board, 2 power supplies, and all required cables.
I have ordered my miners and their are great offers also.
https://estrahash.com/product/buy-obelisk-sc1-dual-price-siacoin-miner-with-power-supply-psu/
https://estrahash.com/product/buy-obelisk-sc1-immersion-price-siacoin-miner-with-power-supply-psu/