The Antminer S19 Hydro (158Th) is a cryptocurrency mining machine manufactured by Bitmain. It is also known as the Antminer S19 Hyd (158Th). It was released in October 2022.

This mining machine has a high hash rate of 158 terahashes per second (TH/s), making it capable of efficiently mining popular cryptocurrencies such as Bitcoin (BTC) and Bitcoin Cash (BCH). The water cooling system helps to maintain a lower temperature for the machine, making it more energy-efficient and prolonging its lifespan. The Antminer S19 Hydro (158Th) is designed for professional mining operations and requires a dedicated power source to operate.