01-27-2020, 12:40 AM
if it is a 6-volt vibrator with 4 pins, just touch a 9-volt battery to the 2 larger pins. if it vibrates, you'll feel and hear it hum. that said, some had transistors and are silent. and some can vibrate yet still not work correctly.
do you have a brand and/or part number? or know the application? how about some specs and/or a picture?
do you have a brand and/or part number? or know the application? how about some specs and/or a picture?