| Model | Manufacturers | lot number | encapsulation | illustrate | 
| AD4004BRMZ | Analog Devices | 18+ | MSOP-10 | Analog-to-Digital Converter - ADC 16-Bit, 1 MSPS PulSAR ADC | 
| 2455RC 82140046 | Honeywell Sensing and Control | 16+ | switch | Thermostats COMMERCIAL THERMAL | 
| V394004 | LITTELFUSE | 11+ | DIP | connector | 
| V324004 | LITTELFUSE | 11+ | DIP | connector | 
| V314004-P? | LITTELFUSE | 11+ | DIP | connector | 
| V314004?? | LITTELFUSE | 11+ | DIP | connector | 
| V274004? | LITTELFUSE | 11+ | DIP | connector | 
| 74320-4004 | Molex | 10+ |  | Conn MicroCross RCP 24 POS 1.91mm Solder RA Thru-Hole 24Terminal 1Port Tray | 
| Q4004V4 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| Q4004V3 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| Q4004D4 | LitteLfuse | 10+11+ | TO-252 | Hong Kong spot, imported original | 
| Q4004D3 | LitteLfuse | 10+11+ | TO-252 | Hong Kong spot, imported original | 
| L4004V8 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| L4004V6 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| L4004V5 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| L4004V3 | LitteLfuse | 10+11+ | TO-251 | Hong Kong spot, imported original | 
| L4004D8 | LitteLfuse | 10+11+ | TO-252 | Hong Kong spot, imported original | 
| L4004D6 | LitteLfuse | 10+11+ | TO-252 | Hong Kong spot, imported original | 
| L4004D5 | LitteLfuse | 10+11+ | TO-252 | Hong Kong spot, imported original | 
| S4004F1 | TECCOR | 10+11+ | TO-202 | Hong Kong spot, imported original |