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DB9 Female & DB25 Female Serial Loopback Tester

Plastic Body | Loopback Pinout | Gold-Plated Contacts | Diagnose Problems in Serial Interfaces
Quantity Discount Pricing
1-4 5-9 10-49 50-99 100+
$9.99 $8.01 $7.52 $7.28 $7.13

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. 


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

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