OPEN BOX SPECIAL one only at this price. It was a customer return and we tested it when it came back. It was then used briefly at one of the PKYS Training events and is otherwise brand new in its original box with all accessories. The date of manufacture was September 2021, the standard warranty ran for five years and we will extend it for an additional five years to September 2031 A warranty certificate will be supplied. ONE ONLY AVAILABLE
This is a transformer for split phase output balancing. See the "additional information" tab for typical use scenarios. This is easily the most complicated item we sell and you will need to consult the instruction manual before purchasing to see if this is for you. It is not an isolation transformer.
The Autotransformer is pretty complicated. I tried to explain it a bit more in my Blog Post on the subject.