Computer Cable Store Parallel Loop Back Tester - DB25 Male. This Parallel Loop Back Tester will provide you with the ability to diagnose any problems with your DB25 Parallel port or DB25 Parallel cable. This Loop Back Tester consists of a single DB25 Male end for verifying accurate DB25 port functioning.
- Parallel Loop Back Tester - DB25
- Connectors: Single DB25 Male
- Fully Molded Construction
- Used to verify working DB25 Parallel ports