Quick view Add to Cart Bitmain Antminer KA3 177TH/s Kadena Miner AntKA3 $3,649.00 inc GST Please note, These machines are new in box - but carry no OEM warranty from Bitmain due to their batch date.Kadena is a blockchain platform that uses a unique consensus mechanism called "Chainweb" which enables parallelized mining. It uses a... Compare