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You are offerding on a lot of10 Piezo-electric tone, electronic component buzzer alarms. Five are shown in the picture. Usedin a variety ofways and in numerus alarm system's. Almost perfectly the same diameter as a US currency quarter. Alarm emmits a continuous tone. Internal circuit, supply voltage is all that is needed to activate alarm.
Large lots available, E-mail for pricing.
Type Equivalency to PKB 24SPC-3601
Rated Working to 15.0 Volts DC
Oscillating 3.6 +- .5 KHz
Rated Current 16 mA max. at 10 cm, 12 V D. C.
Quality of a continuous sound
Sound Pressure 90 dB min. at 10 cm, 12 V D.C.
Operating Temperature Range -20 c to +70 c
Approximate Dimensions 24.3 +- 0.3 across, 0.7 +- 0.1 height,pins, 4.5 +- 0.64+- 0.1 pin width