DB9 Female Connector For RS232/RS422/RS485

DFRobotSKU: FIT0109
(2 Reviews)
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This is quality DB9 female Connector that with solder tail package. DB9 connector is widely used for serial communication RS232, RS485 and RS422 interface.


RS232 DB9 Pinout Diagram

RS-232 Maximum Cable Length

The maximum cable length for RS-232 is 50ft, but in practise depends on baud rate, cable specific capacitance and ambient noise. The table below contains some rules-of-thumb from experiments done by Texas Instruments years ago.

Baud rate Maximum range / cable length
19200 50ft
9600 500ft
4800 1000ft

The DB9 Male Connector For RS232/RS422/RS485 is also available.

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  • DB9 Female Connector x1

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