The item available here is a new old stock Barber Colman temperature controller.  It comes as shown with no original packaging.  It has light shelf wear and one tiny piece cracked off the back (see pictures).  Nothing that will affect it's operation.

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:

Model:  121L-10207-131-1-00

0-1000deg F

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