ZA048LASR8

Alarms, Buzzers, And Sirens Overview

The ZA048LASR8 is a piezoelectric buzzer from the Mallory Sonalert ZA series, designed for panel mounting. It operates on an AC/DC input voltage range of 28 to 48V with a current rating of 40mA. The device features a slow siren tone at a frequency of 3.3kHz and produces a sound pressure level of 85dB at 28V measured at 61cm. It utilizes terminal block connections and offers environmental protection ratings including NEMA 3R, 4X, and 12. The unit functions within a temperature range of -30°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Internal driver circuitry enables direct connection without external oscillators.
• Piezoelectric technology provides reliable acoustic output in industrial environments.
• Sealed housing meets NEMA 3R, 4X, and 12 ingress protection standards.

Alarms, Buzzers, And Sirens Applications

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

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix against official Mallory Sonalert documentation to confirm the exact acoustic waveform and certification requirements. Ensure the operating voltage matches the 28-48VAC/DC specification. Confirm that the terminal block interface aligns with existing wiring harnesses. Check for updated RoHS compliance status before finalizing procurement orders.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a continuous slow siren alert is required for hazardous or wet environments. The internal driver simplifies circuit design by eliminating the need for external drive signals. Verify that the 85dB output level is sufficient for the ambient noise conditions of the installation site.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the ZA Series, a line of 22mm panel-mount audio indicators known for durability. The ZA series is widely used in heavy industry where robust construction and high visibility are critical. The model number indicates specific electrical and acoustic characteristics within this standardized family.

Alarms, Buzzers, And Sirens Replacement Considerations

ZA048LASR9 is a documented alternative within the same series offering similar electrical parameters but potentially different acoustic waveforms or certifications. Verify functional equivalence before substitution.