Type number looks like the common "garden variety" 7812 voltage regulator, but note the MC78Txx - this is the big brother of the 7812 but still in a TO-220 package
FAIRCHILD
Made in USA
Type: MC78T12CT
12V @ 3A positive output
Power dissipation 25W
TO-220 case
COSMETIC CONDITION
NEW Old Stock
Sealed in the original packaging from the manufacturer
This is part of my workshop "clear out" and once sold, there will be no further supply available (not ongoing)
*** If the photograph shows more than one device, this advertisement is ONLY for ONE DEVICE ONLY ***
NEW
Old Stock