A piezo buzzer is a type of electronic device that’s used to produce a tone, alarm, or sound. 85db passive piezo alarm is lightweight with simple construction, and it’s typically a low-cost product. Yet at the same time, depending on the piezo ceramic buzzer specifications, it’s also reliable.KDS series products of piezoelectric passive sounder consist of a piezoelectric element and resonant chamber shell, driven by an external circuit to produce sound.

Features Of KDS-22P Pin Type 9V Piezoelectric Passive Alarm:

• Low power consumption
• Low-frequency resonance
• Applicable to wave soldering assembly
• No electromagnetic interference and radio frequency interference.

Specifications Of  85db U shaped Piezo Sounder:

1. Model No.: KDS-22P-2.0AS
2. SPL:  85dB min. at 2.0kHz 9Vp-p Square Wave/10cm
3. Resonant Frequency: 2.0 kHz
4. Static Capacitance:  20.0nF±30% at 100Hz
5. Rated Voltage: 30Vp-p max
6. Operating Temperature: -20℃～+70℃
7. Storage Temperature: -30℃～+80℃
8. Case Material:  PBT(Black) 
9. Weight: 2.8 g

Applications:

• various office equipment such as printers and keyboards
• Various household appliances such as microwave ovens, air conditioners, electromagnetic ovens, washing machines, and small household appliances
• communication equipment, computer peripheral equipment, etc.

Package Include:

• 1x piezo buzzer KDS-22P

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