How to Test Triac with Multimeter in 5 Seconds | Quick Test Every Technician Must Know #shorts

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Learn how to test a TRIAC with a multimeter in the fastest and simplest way possible. TRIACs are used in power control circuits, dimmers, motor drivers, and many household appliances. In this YouTube Short, I show you step‑by‑step TRIAC testing, how to identify a faulty TRIAC, how to check MT1 and Gate, and how to confirm whether the TRIAC is shorted or open. This method applies to all TRIAC types, including SMD TRIACs, TO‑220 TRIACs, BTA16, BT137, BT138, and many more. Perfect for beginners, technicians, electronics students, and motherboard repair experts.