Siemon STM8 Cable Tester

Siemon STM8 4 Pair tester. The STM-8 is an economical and versatile hand-held tester designed for the testing of UTP and screened cable for opens, shorts, reversals, miswires, split pairs and cable length. Its rugged, state-of-the-art construction, easy-to-read LCD display and multiple remotes allow one person to quickly test and identify up to four different cable runs from one location.