All SSD's with OPAL are always encrypting your data. "Enabling" the feature just means that you change from a random on-device key to a key encrypted with your

All SSD's with OPAL are always encrypting your data. "Enabling" the feature just means that you change from a random on-device key to a key encrypted with your passphrase. (Whenever you wipe the drive through OPAL, you're just overwriting the key.)