MSE28LDT7S

Alarms, Buzzers, And Sirens Overview

The MSE28LDT7S is a miniature board-mount piezoelectric buzzer from the MSE series by Mallory Sonalert Products Inc. It features internal drive circuitry and operates on a DC input voltage range of 7 to 14 VDC. The device produces a low-duty-cycle fast warble sound with a frequency of approximately 3.5 kHz and a sound pressure level between 85 and 95 dBA. It draws 50 mA of current and utilizes solder pin terminals for through-hole PCB installation. The unit measures 23 mm x 23 mm x 14 mm and is rated for operation within a temperature range of -40°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Integrates internal drive circuitry for direct connection to DC power sources without external oscillators.
• Generates a distinct fast warble acoustic pattern suitable for urgent visual or auditory alerts.
• Constructed with a sealed piezoelectric design that supports washable applications for enhanced durability in industrial environments.

Alarms, Buzzers, And Sirens Applications

• Medical equipment alarm systems requiring audible warnings
• Industrial control panels and machinery status indicators
• Consumer electronics needing compact audio alerting

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific voltage rating and acoustic output requirements against the official datasheet before procurement. Confirm that the 7-14 VDC operating range aligns with the target system power supply. Ensure the through-hole solder pin termination method is compatible with the printed circuit board layout and assembly process specifications.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact, internally driven buzzer is required for low-voltage DC applications. The MSE28LDT7S is appropriate for designs prioritizing space efficiency alongside high-intensity warning signals. Consider the fast warble tone profile for applications demanding immediate attention over continuous tones.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the MSE series of miniature board-mount buzzers manufactured by Mallory Sonalert Products Inc. The series is characterized by small form factors and integrated driver circuits, designed for easy integration into various electronic assemblies. The manufacturer maintains a long-standing reputation for producing reliable audio indicators for industrial and medical sectors.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult the official Mallory Sonalert product guide for verified substitute part numbers. Cross-referencing should be based on matching electrical parameters, physical dimensions, and acoustic characteristics to ensure functional compatibility in existing designs.