This part is a kind of semiconductor called LKG1C102MESYCK.
Function of this product has ALUMINUM ELECTROLYTIC CAPACITORS.
Manufacturers : Nichicon
Image and pinout :
Some of the text within the PDF file :
ALUMINUM ELECTROLYTIC CAPACITORS KG Lug / Snap-in Terminal Type, For Audio Equipment series Disigned for high grade audio equipment, giving priority to high fidelity sound quality. The variation expansion of the KG series. TYPE-1: The low profile high tone quality grade of the new development Super Through electrolyte adoption. TYPE-2: The center grade that the best sound is provided electrode foil, with the multiple use. High Grade TYPE-3: The highest tone quality grade by the low drag the gold plating Gold Tune terminal adoption. The sound quality that it meets the high tone quality needs for HD Audio equipment. Compliant to the RoHS directive (2002/95/EC). Specifications Item Performance Characteristics Category Temperature Range – 40 to +85°C Rated Voltage Range 1 [ ... ]