ZA028LDSR8

Alarms, Buzzers, And Sirens Overview

The ZA028LDSR8 is a piezoelectric buzzer from the Mallory Sonalert ZA series, designed for panel mounting. It operates on AC or DC input within a voltage range of 16 to 28V and draws 40mA. The device produces an audible alert at a frequency of 3.9kHz with a sound pressure level of 95 dBA. It features terminal block connections and is rated for industrial environments with IP66 ingress protection. The unit measures 30.7mm in diameter and 43.5mm in height.

Alarms, Buzzers, And Sirens Feature Summary

• Internal drive circuitry enables direct connection to power sources without external drivers.
• Industrial-grade construction provides robust performance in demanding operational conditions.
• High sound pressure output ensures clear audible signaling over distance.

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indication
• Factory safety alarm systems
• Control panel auditory alerts

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix configuration against official Mallory Sonalert documentation to ensure correct electrical and mechanical parameters. Confirm that the 16-28V operating range matches the target system supply. Check for current availability as distribution status may vary by region.

Alarms, Buzzers, And Sirens Selection Notes

Select this model when a high-decibel, internally driven piezo buzzer is required for panel-mounted applications. Ensure the enclosure meets IP66 standards if exposure to dust or water jets is expected. Compare dimensions against available panel cutout space before integration.

Alarms, Buzzers, And Sirens Part Context

This component belongs to the ZA series of industrial audio indicators manufactured by Mallory Sonalert Products Inc. The series is characterized by its durability and compliance with major safety certifications. It serves as a standard solution for audible warning requirements in heavy industry and infrastructure sectors.

Alarms, Buzzers, And Sirens Replacement Considerations

Direct substitutes within the same series include ZA028LAMP1 and ZA028LDSS1. Verify that alternative part numbers match the required tone pattern and voltage specifications before substitution.