Null modem cable db9 male-female, 3m

Null modem adapter
1 x DB9 female and 1 x DB9 female connector
Operating Temperature -55 ° C to + 105 ° C
With Fixed Screws

Null modem adapter
1 x DB9 male and 1 x DB9 male connector
With screws for fixed mounting

DB9 null modem adapter converts a regular serial cable to null modem cable

Zero modem cable with DB9 male / female, 20 cm
Pin 2 to pin 3
Pin 3 to pin 2
Pin 5 to pin 5
Cable screen connected to DB9 male plug

Cable display is not connected to the DB9 female connector
The connectors are with finger screws