SCL028XD3SP1B

Alarms, Buzzers, And Sirens Overview

The SCL028XD3SP1B is a piezoelectric sounder manufactured by Mallory Sonalert Products Inc. This component operates at a nominal frequency of 2800 Hz and produces a sound pressure level of 95 dB when driven by a DC voltage of 12 V. It features a compact cylindrical design with a diameter of 28 mm and a height of 12 mm. The device utilizes a built-in oscillator circuit to generate audible tones directly from a DC source, eliminating the need for external drive electronics. Electrical connections are provided through two axial leads suitable for through-hole mounting on printed circuit boards.

Alarms, Buzzers, And Sirens Feature Summary

• Integrated oscillator circuit enables direct DC operation without external drivers
• Piezoelectric transducer technology ensures high reliability and long operational life
• Compact cylindrical form factor designed for space-constrained electronic assemblies

Alarms, Buzzers, And Sirens Applications

• Consumer appliance status indicators
• Industrial control panel alarms
• Medical equipment auditory feedback systems

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm electrical characteristics and mechanical dimensions. Ensure the operating voltage and frequency requirements match the target application specifications before procurement. Confirm lead times and availability directly with authorized distributors as supply chain conditions may vary.

Alarms, Buzzers, And Sirens Selection Notes

Select this component based on its fixed acoustic output and integrated drive capability. Consider the physical mounting constraints and required sound pressure levels for the intended enclosure. Evaluate the operating temperature range to ensure performance stability within the expected environmental conditions of the final product assembly.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the Mallory Sonalert series of piezoelectric sounders. These components are widely used in electronics requiring reliable auditory signaling. The series offers various frequencies and voltages to suit different industrial and consumer applications. The SCL028XD3SP1B represents a standard configuration within this established product line.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify that any replacement matches the original frequency, voltage, and mechanical footprint. Cross-reference with manufacturer-approved lists to ensure functional equivalence.