Piezo Electric Buzzers, 12V DC, 2900 Hz., Lot of 40

Description

You are buying 40 piezo electric buzzers.
These buzzers were used in personal watercraft as alarms.
They are water tight and operate from 5 to 15 volts DC recommended for 12 volts
Operating Mode:
Continuous Tone
Operating Voltage:
5-15 VDC
Nominal Operating Voltage:
12 VDC
Operating Frequency:
2900 ± 250 Hz.
Typical Operating Current:
10 mA at 5 VDC
50 mA at 15 VDC
Typical Sound Pressure:
92±5 dB(A), at 5 VDC, at 24 inches (61 cm), at 25°C.
103±5 dB(A), at 15 VDC, at 24 inches (61 cm), at 25°C.
Lead Length:
39.5" with 1/4" Strip./td>
Termination:
18AWG Wire, GXL, Copper, XPLE Insulated, Red and Black
Termination Strength:
Pull test with a maximum of 22 pounds (10 kg) load
Operating Temperature:
-20°C to +65°C.
Storage Temperature:
-40°C to +85°C.
Surge Voltage:
20% over maximum rated voltage for less than 5 minutes.
Reverse Voltage Protection:
To the maximum operating voltage.
Construction Materials:
Case- Plastic “NORYL® N-190”, Flame Retardant UL 94-VO, Red
Internal Circuit- Audio-oscillator and piezoelectric driver
Potting- 2 parts epoxy resin or silicone, black
Diaphragm- Stainless Steel 304
Environmental Durability:
Salt Spray- Withstand exposure to salt spray per ASTM B117 for a period of
300 hours with no decrease in sound output
Humidity- 95% relative humidity at +40°C continuously for 100 hours.
Vibration- Withstands vibration between 0 and 55 Hz. on all axes.
Life Expectancy:
10 years under normal operating conditions.