CPE-813

Alarms, Buzzers, And Sirens Overview

The CPE-813 is a round piezo audio transducer buzzer manufactured by Same Sky. It features a 22.1 mm diameter and 6.6 mm height, designed for through-hole mounting with PC pin termination. The device operates within a temperature range of -30°C to +85°C. Key electrical specifications include an operating voltage of 30 VDC, a current draw of 6 mA, and a resonant frequency of 4.0 kHz. It delivers a sound output level of 84 dB.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric sound generation mechanism
• Through-hole PCB mounting configuration
• High acoustic output capability

Alarms, Buzzers, And Sirens Applications

• Electronic alarm systems
• Appliance status indicators
• Industrial control panels

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix or variant against the official Same Sky datasheet to ensure compatibility with required voltage and acoustic parameters. Confirm that the through-hole footprint matches the target PCB design. Check for RoHS compliance documentation if environmental regulations apply to the final assembly.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact, high-decibel audible signal is required for through-hole assemblies. Ensure the driving circuit can supply the specified 6 mA at 30 VDC. Consider the 4.0 kHz resonant frequency for optimal coupling with the enclosure or horn design to maximize perceived loudness.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the Same Sky piezo audio transducer family, which provides various form factors for audible signaling. The CPE series typically offers robust performance in consumer and industrial electronics where reliable acoustic alerts are necessary without complex driver circuits.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult the official Same Sky replacement guide for direct equivalents. Verify that any substitute maintains the 22.1 mm diameter, 6.6 mm height, and 4.0 kHz frequency to ensure mechanical and acoustic compatibility.