Mallory 42mm Sonalert Buzzer – 2900 Hz – 64 to 76 dBA – 4 to 28 V DC – SNP428 - Manufacturer: Mallory Sonalert
- Model: SNP 428
- Solder lugs for power
- Voltage: 4 to 28 V DC
- Loudness: 64 dBA @ 2 ft (4 VDC) - 76 dBA @ 2ft (28 VDC)
- Frequency: 2,900 Hz
- Current: 16 mA
- Dimensions: 42 mm diameter x 22 mm thick
- Operating temperature: -30 deg C to + 65 deg C
- Weight: 0.5 oz (17 g)
- Made in USA