This DB9 Female and DB25 Female Serial Loopback Tester is used to diagnose problems in serial interfaces. It has the correct pin-out in order to allow loopback testing on serial ports.

Features:

Connector 1: DB9 Female
Connector 2: DB25 Female
Plastic Body
Gold-Plated Contacts
Loopback Pin-out

Reviews

Frequent Q&A

What are D-Sub connectors?

D-Sub connectors are named after their D-shaped form. They come in a variety of pin numbers to fit your computer application needs.

Are D-Sub and Serial Connectors the same?

Yes they are the same thing.

Specification

Features & Specs
Connector 1	Type of Connector on side 1?	DB9 Female
Connector 2	Type of connector on side 2?	DB25 Female
Form Factor	The Form Factor of the Connector?	Straight