The Antminer S19j Pro by Bitmain is one of the most profitable devices for mining BTC. It is a SHA256 ASIC miner that was released in 2021. This mining machine has a maximum hashrate of 110 TH/s for a power consumption of 3250 watts. Even with the increasing complexity of the network, it gives a high competitive hash rate, while miners from other ranges with the same energy input give a lower hash.