PS-551DBQ

Overview

The PS-551DBQ is a piezoelectric industrial audio indicator manufactured by Mallory Sonalert. It operates on a DC voltage range of 5 to 15 volts with a rated current of 200 mA. The device produces a warble tone at a frequency of 2.8 kHz, achieving a sound pressure level of 105 dB. It features wire lead termination and bracket mounting style. The physical dimensions are 54 mm in diameter and 41 mm in height.

Feature Summary

• Produces a warble acoustic signal for distinct auditory alerts
• Utilizes piezoelectric technology for reliable operation
• Designed for bracket mounting applications

Applications

• Industrial machinery status indication
• Equipment fault signaling
• Process control alarm systems

Procurement Notes

Verify the specific suffix requirements against the official Mallory Sonalert datasheet to ensure correct voltage and tone configuration. Confirm that the bracket mounting interface matches the installation panel design. Check for any updated regulatory compliance certifications required for the target market before finalizing procurement orders.

Selection Notes

Select this component when a high-decibel warble alert is required within a low-voltage DC system. Ensure the application supports the 200 mA current draw. Verify that the bracket mounting method is compatible with the enclosure structure compared to panel mount alternatives.

Part Context

This unit belongs to the PS series of industrial alarms from Mallory Sonalert. The series focuses on high-output audible warnings for demanding environments. The brand has a long history in electronic sound signaling since the 1960s.

FAQ

What is the operating voltage range?

The PS-551DBQ operates within a DC voltage range of 5 to 15 volts.

How is the device mounted?

It utilizes a bracket mounting style rather than direct panel insertion.