Adapts a 25 Pin Female Serial into a RJ45 (DB25F/RJ45F).

Used in older style commercial networking systems that do not have a RJ45 connecter.

These adapters are unassembled on the Serial end as shown above allowing the user to determine the exact wiring configuration for their needs.

This adapter has a black plastic casing with long metal thumbscrews.

This adapter is also known as the following:

DB25 to RJ45 Modular Adapter
DB25F to RJ45F
RJ45 Modular Adapter
RJ45 DB25
DB25 to RJ45 converter
DB25 Female to RJ45 Modular Adapter
DB25 to RJ45 Adaptor