| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | Product Status | Type | Convert From (Adapter End) | Convert To (Adapter End) | Interface | Features | Utilized IC / Part | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | BB-USO9ML2CONVERT USB TO RS232 W/DB9 MALE Advantech Corp | 5,850 |  |   Datasheet | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male | RS-232 | ESD Protecting, LED Indicator | - | 
|   | BB-USO9ML2-2PCONVERTER ISO USB TO 2PORT RE232 Advantech Corporation | 2,845 |  | - | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (2) | RS-232 | ESD Protecting, LED Indicator | - | 
|   | BB-USO9ML2-4PCONVERTER ISO USB TO 4PORT RS232 Advantech Corporation | 2,674 |  | - | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (4) | RS-232 | ESD Protecting, LED Indicator | - | 
|   | BB-485USBTB-2W-LSNETWORKING HARDWARE Advantech Corp | 2,836 |  |   Datasheet | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | Terminal Block | RS-485 | - | - | 
|   | BB-USO9ML2-LSCONVERTER RS232 TO USB LCKD S/N Advantech Corp | 4,158 |  |   Datasheet | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male | RS-232 | ESD Protecting, LED Indicator | - | 
|   | BB-QSU2-100SERIAL DEVICE SERVER 4-PORT Advantech Corp | 7,284 |  |   Datasheet | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (4) | RS-232 | LED Indicator | MAX491 | 
|   | BB-232MSS2NETWORK SWITCH-ADVANCED 5 PORT Advantech Corporation | 7,906 |  |   Datasheet | - | Bulk | Obsolete | Combiner, Smart Switch | D-Sub 25 Pos (DB25) Female | D-Sub 09 Pos (DB9) Female (4) | RS-232 | - | - | 
|   | BB-232UDSUNIVER DATA SPLITTER Advantech Corporation | 9,383 |  |   Datasheet | - | Bulk | Obsolete | Serial to Serial | D-Sub 25 Pos (DB25) Male | D-Sub 25 Pos (DB25) Female (2) | RS-232 | - | - | 
|   | BB-422LCORREV 232/422CONV W/LED Advantech Corporation | 5,194 |  |   Datasheet | - | Bulk | Obsolete | Serial to Serial | D-Sub 25 Pos (DB25) Female | D-Sub 25 Pos (DB25) Male | RS-232, RS-422 | - | - | 
|   | BB-485USBTB-4W-LSUSB TO SERIAL 1PT 485, 4 WR, TB Advantech Corp | 3,824 |  |   Datasheet | - | Bulk | Obsolete | USB to Serial | USB - B 2.0 Female | Terminal Block | RS-485 | - | - |