Part Number: 1203AY-2K-1020PPM (Low ppm resistor trimmer 2k 10 2) Part Number: 1203B (Power supply) Part Number: 1203B-1 (No description) Part Number: 1203B104K500NT (Ne) Part Number: 1203B163 (Component) Part Number: 1203B-2 (No description) Part Number: 1203B-3 (No description) Part Number: 1203B3L (Off flag) Part Number: 1203B4L (Indicatorsymbol ind) Part Number: 1203BCPP (Ne) Part Number: 12-03BFFA-SL8001 (New and original) Part Number: 1203BN (Ne) Part Number: 1203BPGEQQ1 (Na) Part Number: 12-03C (No description)