Acquired through school surplus, untested, looks unused and in excellent physical condition, 4VDC-28VDC panel mount buzzer, constant tone, 4-18mA, mounts in 1-1/8" diameter panel hole, 1.688" outside diameter x 1.300" depth (1.745" including terminals), terminal screws included, product markings: Al-380K.
Used Buzzer; Product Markings: Audible Signal, 28VDC, 3-14NA, Model 50628P
Used Audible Buzzer.
USED AUDIBLE BUZZER, salvaged from school surplus equipment, Nakamichi EA2021, 100VAC 50/60Hz 8W, a few basic tests of this product indicated it works, has a 357 ohm reading across the coil, insulation around the coil windings test "good" using a megohmmeter, overall looks to be in good physical condition.
USED, acquired through school surplus, made in USA.Listing is for one (1) each vibratory electric horn, 120VAC 60Hz 0.16A, Vibratone Model 350, loud/soft adjustable, comes exactly as shown in the photo.