The item available here is a new old stock General Electric transformer.  It comes as shown in the original packaging. 

This item has not been tested and comes with a 30 day return policy from the date the item was shipped. Postage is not covered.

Here's the specs:

Cat No: 750x91G11

*See model tag picture for exact specs*

Items will be paid for immediately and will be shipped using USPS or UPS.