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Tester

We offer a wide variety of tester including RJ11, RJ45, USB, and coaxial BNC cable tester.

We also stock DB9 and DB25 D-sub loopback testers for testing and diagnosing data communication products. 

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DB25 Male to DB25 Female RS-232 Jumper Box AllCables4U

DB25 Male to DB25 Female RS-232 Jumper Box
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DB25 Male to DB25 Female Check Tester With LED Indicator AllCables4U

DB25 Male to DB25 Female Check Tester With LED Indicator
DB25 Male to DB25 Female Mini Tester AllCables4U

DB25 Male to DB25 Female Mini Tester
DB9 Female to DB25 Female Serial Loopback Tester AllCables4U

DB9 Female to DB25 Female Serial Loopback Tester
RJ11/RJ45/USB/BNC Cable Tester AllCables4U

RJ11/RJ45/USB/BNC Cable Tester