Check the listing for details. Superior Stabiline Voltage Regulator EMT4112B 6.6 KVA. Condition: Used. Listed at 275.00 USD. Here is a Superior Stabiline Voltage Regulator type EMT4112B 6.6 KVA. It is in working condition and tested, all lights work and controls work. The unit is standard rack mount configuration. nominal output voltage can be adjusted via front mounted knob. Second knob used to adjust sensitivity. Solid state control circuit monitors and controls output voltage.. Please see pictures for all physical condition. Shipping USA only PICK UP WELCOME PLEASE CHECK OUT MY EBAY STORE FOR MORE ITEMS We are able to combine shipping for our customers who wish to bid on multiple items. We ask that you submit only one payment for all items won and include all of the auction numbers. We try very hard to respond to every question that potential bidders email us but due to the large volume of the email we receive some questions may slip through the cracks. We have included all pertinent information in the description of the auction to minimize email volume. Due to the number of auction we run, we leave positive feedback upon receipt of feedback from our customers. Please do not bid if you cannot honor your commitment. We reserve the right to cancel your bid if we feel you cannot honor your commitment. ALL BIDS ARE BINDING. Sometimes our parts sell in our store before the auction ends, therefore we reserve the right to close our auctions early. This is an auction, therefore, items are not returnable. The items sold are as described above as accurately as possible and are sold "as-is."