My understanding of this device is to be use in the Bitmain mining container.
Recommended, but not a requirement.
  1. Purchase a minimum of 190 units per account.The total quantity purchased is in multiples of 190.
  2. The ANTMINER S19 Pro Hyd. is recommended to be used simultaneously with the ANTSPACE HK3. Please click here for more details on ANTSPACE HK3.
Here's a write-up from Compass on a prior Hyd model: