Power conditioner can mean almost anything the marketing department wants it to. Surge suppression is power conditioning. Filtering is power conditioning.
If there is a transformer, it would be clear about an isolation transformer.
A power regenerator would normally imply a conversion from AC-DC-AC to get a pure output.
If there is a transformer, it would be clear about an isolation transformer.
A power regenerator would normally imply a conversion from AC-DC-AC to get a pure output.