SCE028XD3DB2B

Alarms, Buzzers, And Sirens Overview

The SCE028XD3DB2B is an internally driven piezoelectric buzzer from the Mallory Sonalert SCE series, designed for industrial alarm and indicator applications. It operates on a DC input voltage range of 16 to 28V with a current consumption of 40mA. The device generates a sound pressure level of 95dB at a frequency of 2.9kHz using a fast double pulse mode. It features terminal block connections and panel mount installation. Certified by cUL and UL, it functions within a temperature range of -40°C to 85°C.

Alarms, Buzzers, And Sirens Feature Summary

• Internally driven piezoelectric technology eliminates external driver requirements
• Fast double pulse operation mode provides distinct audible alerting
• Industrial-grade construction supports extreme temperature environments
• Certified safety compliance for global equipment integration

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indicators
• Factory automation alarm systems
• Heavy equipment operator alerts
• Control panel visual-auditory warnings

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix codes against official Mallory Sonalert documentation to ensure correct voltage, frequency, and mounting configuration. Confirm that the terminal block interface matches your wiring harness requirements. Check for RoHS3 compliance status if environmental regulations apply to your assembly. Ensure panel cutout dimensions align with the physical specifications provided in the datasheet before procurement.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a high-intensity 95dB alert is required without complex driving circuitry. The 16-28VDC operating range suits standard industrial power supplies. Consider the terminal block termination for secure connections in vibrating environments. Evaluate the 40mA current draw against available power budgets. Verify that the fast double pulse pattern meets the specific notification protocol needs of the target application.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SCE series of industrial audio indicators manufactured by Mallory Sonalert Products Inc. The series is characterized by robust piezoelectric transducers designed for harsh environments. These devices integrate the drive electronics directly into the housing, simplifying system design. The SCE line typically offers various mounting styles and acoustic outputs to suit diverse industrial signaling requirements.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official Mallory Sonalert substitution guides for verified equivalents. Cross-reference voltage ranges and SPL ratings to maintain signal audibility. Ensure mechanical dimensions and terminal types match existing panel layouts. Generic replacements may lack the specific certification approvals or internal drive characteristics.