Found stamped in silver on reverse side of substrate
Found printed in white on top of black rectangular component
overall: 2 1/2 in x 5 1/2 in
This is a B113 module with a green board and a blue plastic extraction handle attached by two rivets. The component side is marked with one clear inspection stamp; "FLIP CHIP" can be read faintly through the board between rivets. Throughout the green board the maker's mark "NP" is marked in red. "DIODE GATE B113C" is stamped on solder side.