SCE028XD3DP2B

Alarms, Buzzers, And Sirens Overview

The SCE028XD3DP2B is an industrial-grade piezoelectric buzzer from the Mallory Sonalert SCE series. It operates on a 16-28 VDC supply with a rated voltage of 28 V and draws 40 mA. The device emits a fast double pulse tone at a frequency of 3 kHz. It features terminal block connections for panel mounting and includes internal drive circuitry. The unit is certified by cUL and UL, ensuring compliance with safety standards for industrial applications.

Alarms, Buzzers, And Sirens Feature Summary

• Features internal drive circuitry for direct connection to power sources without external oscillators.
• Provides a distinct fast double pulse acoustic signal for clear auditory alerts.
• Constructed with robust materials suitable for demanding industrial environments.
• Includes safety certifications from recognized testing laboratories.

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indicators
• Factory automation control panels
• Safety alarm systems in manufacturing facilities

Alarms, Buzzers, And Sirens Procurement Notes

Verify the exact part number against official Mallory Sonalert documentation before ordering. Confirm that the 16-28 VDC operating range matches your system voltage. Ensure the terminal block termination style is compatible with your wiring harness or PCB layout. Check for current availability as industrial components may have limited stock or longer lead times compared to consumer electronics.

Alarms, Buzzers, And Sirens Selection Notes

Select this model when a specific fast double pulse pattern is required for alert differentiation. The 40 mA current draw should be considered for power budget calculations. The panel mount form factor requires appropriate cutout dimensions. Compare with other SCE series variants if different sound patterns or voltage ranges are needed for the specific application environment.

Alarms, Buzzers, And Sirens Part Context

This component belongs to the SCE series of audio indicators manufactured by Mallory Sonalert Products Inc. The series is designed for industrial use, offering various sound patterns and mounting options. The SCE designation typically indicates a 30mm diameter piezoelectric buzzer with integrated drivers, widely used in equipment requiring reliable audible signaling.

Alarms, Buzzers, And Sirens FAQ

What is the sound pattern of the SCE028XD3DP2B?

It produces a fast double pulse tone.

Does this buzzer require an external oscillator?

No, it has internal drive circuitry and operates directly from the DC supply.