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Angled shot of db9 male connector with silver finish, gold-plated pins, and mounting holes.-DFRobot product sku:FIT0108 image.
angled shot of db9 male connector details for rs232 serial communication showing pin structure and connector design
Angled shot of DB9 Male Connector for RS232 serial communication with pin details visible on the top surface.
Detail of DB9 male serial connector with RS232/RS485 pins showing metallic surface and precise geometry.

DB9 Male Connector For RS232/RS422/RS485

$0.39
SKU: FIT0108
Volume Discount
  • $0.37 5+ items
  • $0.33 10+ items
  • $0.30 20+ items
A high-quality DB9 Male Connector for RS232, RS485, RS422 interfaces. Maximum RS232 cable length varies with baud rate. Includes one connector.
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  • Female
    Female
    $0.39
  • Male
    Male
    $0.39
IntroductionShipping List

Introduction

This is quality DB9 Male Connector that with solder tail package. DB9 connector is widely used for serial communication RS232, RS485 and RS422 interface.


RS232 DB9 Pinout Diagram

RS232 DB9 Pin out 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 rateMaximum range / cable length
1920050ft
9600500ft
48001000ft

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

Shipping List

  • DB9 Male Connector x1
DB9 Male Connector For RS232/RS422/RS485
$0.00