27 Jul Tempo 521 Irrigation Tester, Wire & Valve Locator
Tempo 521 Irrigation Tester Wire & Valve Locator, Tested and Working....
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27 Jul Progressive Electronics Tempo 521 Irrigation Tester, Wire & Valve Locator
Model 521 Tempo Cable and Wire Irrigation Detector. Good used condition. Tested and working. See photos. The Model 521 Cable Detector (most commonly known as the Tempo Communications 521A or the upgraded digital Tempo 521E) is an industry-standard professional underground wire and valve locator. It...