LOOPBACK TESTER PLUG SERIAL DB25 DB9

OrderQtyDescription
Loopback Tester Plug Serial DB25 DB9
Loopback Tester Plug Serial DB25 DB9

A dual ended serial wrap plug used to test serial ports for operation. This particular wrap plug has both db-25 and db-9. A very nice addition to any tech's tool kit.
DSUB 9 pin Female
DSUB 25 pin Female
Wiring
Wired Together
DB-25 port: 2-3, 4-5, 6-8-20-22.
DB-9  port: 3-2, 7-8, 6-1-4-9.

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