PS-554DY-24AQ

Overview

The PS-554DY-24AQ is an industrial-grade piezoelectric buzzer manufactured by Mallory Sonalert. It operates on a DC voltage range of 16 to 28 volts and draws a rated current of 200 mA. The device produces a sound pressure level of 105 dB at a frequency of 2800 Hz with a fast pulse tone. Its physical dimensions are 54 mm in diameter and 41 mm in height, featuring wire lead termination for connection.

Feature Summary

• Industrial-grade construction designed for demanding environments
• Piezoelectric technology for reliable audio indication
• Fast pulse tone generation capability
• Wire lead termination for flexible integration

Applications

• Industrial machinery status indication
• Factory automation alarm systems
• Heavy equipment operational alerts
• Control panel visual-audio signaling

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct voltage and tone configuration. Confirm that the wire lead termination style matches the assembly requirements. Check for RoHS compliance documentation if environmental regulations apply to the end product. Ensure the operating voltage range aligns with the system power supply specifications before procurement.

Selection Notes

Select this component when high sound pressure levels are required in noisy industrial settings. The wide DC voltage input range provides flexibility for various power distribution architectures. Consider the physical size constraints as the unit measures 54 mm in diameter. Evaluate the fast pulse tone against other available modulation options to match specific alert protocols.

Part Context

This part belongs to the Mallory Sonalert industrial buzzer lineup, known for robust performance in critical signaling applications. The brand has a long history in electronic warning devices, dating back to early piezoelectric innovations. This specific model represents a standard offering for general industrial use where high audibility is essential.

Replacement Considerations

Consult the official Mallory Sonalert cross-reference guide for verified substitutes. Direct replacements must match the 16-28 VDC input range and 2800 Hz frequency. Verify that any alternative maintains the 105 dB SPL rating and similar physical footprint for panel compatibility.