EFM-282

Alarms, Buzzers, And Sirens Overview

The EFM-282 is a through-hole piezoelectric buzzer manufactured by East Electronics. It operates at a nominal voltage of 12 V with a supply current of 75 mA. The device generates an acoustic output at a frequency of 2.5 kHz, achieving a sound pressure level of 108 dB measured at a distance of 30 cm. The component features a diameter of 50 mm and is designed for operation within a temperature range of -20°C to 70°C.

Alarms, Buzzers, And Sirens Feature Summary

• Through-hole mounting configuration with PC pins
• Piezoelectric acoustic generation mechanism
• ROHS compliant construction

Alarms, Buzzers, And Sirens Applications

• Industrial alarm systems
• Electronic equipment audio signaling
• Control panel status indication

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific datasheet version from East Electronics to confirm mechanical dimensions and electrical tolerances. Ensure the operating environment remains within the specified -20°C to 70°C range. Confirm that the 12 V supply matches the system design requirements before integration.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a high-decibel audible signal is required in industrial settings. The 50 mm diameter provides significant acoustic projection. Verify compatibility with existing PCB layouts due to the through-hole pin spacing and physical size constraints.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the East Electronics buzzer series, which includes models like the EFM-260R. These components are designed for durable audio signaling in electronic assemblies. The EFM-282 specifically targets applications requiring robust performance and compliance with environmental standards.

Alarms, Buzzers, And Sirens Replacement Considerations

No public substitute part numbers are confirmed for direct replacement.