| Manufacturer Part Number | Manufacturer | Series | Type | Convert From Adapter End | Convert To Adapter End | Interface | Features | Lifecycle | |
|---|---|---|---|---|---|---|---|---|---|
| Lifecycle | |||||||||
| 2438542 | ESU2-100 | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (8) | RS-232 | LED Indicator | Obsolete |
| 2438543 | ESU2-100-EMB | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (8) | RS-232 | LED Indicator | Obsolete |
| 2438544 | ESU2-100IND | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (8) | RS-232 | LED Indicator | Obsolete |
| 2438545 | ESU2-400-EMB | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (8) | RS-232, RS-422, RS-485 | LED Indicator | Obsolete |
| 2438546 | QSU2-100-EMB | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (4) | RS-232 | LED Indicator | Obsolete |
| 2438547 | QSU2-400-EMB | Quatech-Division of B&B Electronics | - | USB to Serial | USB - B 2.0 Female | D-Sub 09 Pos (DB9) Male (4) | RS-232, RS-422, RS-485 | LED Indicator | Obsolete |
