SCE028LA3SU1B

$70.27

Description：BUZZER PIEZO 42.98MM PNL MNT
Series：SCE
Mfr：Mallory Sonalert Products Inc.
Package：Bulk

SKU:f7d1da6b40aa Category: Alarms, Buzzers, and Sirens Brand: Mallory Sonalert Products Inc.

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Product introduction

SCE028LA3SU1B is listed in the Alarms, Buzzers, And Sirens range at ChipApex. The manufacturer field lists Mallory Sonalert Products Inc.. Its product description is BUZZER PIEZO 42.98MM PNL MNT. Review the specifications below when checking this part for your BOM.

Alarms, Buzzers, And Sirens specifications for SCE028LA3SU1B

Description：BUZZER PIEZO 42.98MM PNL MNT
Series：SCE
Mfr：Mallory Sonalert Products Inc.
Package：Bulk
Driver Circuitry：Indicator, Internally Driven
Input Type：AC
Frequency：2.9kHz
Technology：Piezo
Operating Mode：Speed Up, Slow
Duration：0.5 ~ 8 PPS in 60 Sec
Sound Pressure Level (SPL)：85dB @ 16V, 61cm
Current - Supply：40mA
Port Location：Top
Operating Temperature：-40°C ~ 85°C
Approval Agency：cUL, UL
Ratings：-
Ingress Protection：-
Mounting Type：Panel Mount
Termination：Terminal Block
Height - Seated (Max)：1.511" (38.39mm)
Voltage Range：16 ~ 28V
Size / Dimension：1.692" Dia (42.98mm)

Alarms, Buzzers, And Sirens datasheet and documents for SCE028LA3SU1B

SCE028LA3SU1B

Alarms, Buzzers, And Sirens Overview

The SCE028LA3SU1B is an industrial audio indicator manufactured by Mallory Sonalert Products Inc. It operates on a voltage range of 16 to 28V AC or DC with a current rating of 40 mA. The device produces a slow pulse sound at a frequency of 3 kHz and features a loud acoustic output. It utilizes piezoelectric technology for internal driving and is designed for panel mounting via terminal block connections.

Alarms, Buzzers, And Sirens Feature Summary

Features internal driving circuitry for direct connection to power sources without external drivers.
Provides a distinct slow pulse acoustic signal for clear status indication.
Constructed for industrial environments with robust housing materials.

Alarms, Buzzers, And Sirens Applications

Industrial machinery status monitoring
Control panel alarm systems
Automated equipment fault detection

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix configuration against official Mallory Sonalert documentation to ensure correct voltage, frequency, and sound mode alignment. Confirm that the terminal block interface matches the target enclosure wiring scheme. Check for required environmental certifications such as UL or cUL if applicable to the installation site. Ensure the operating temperature range meets the deployment conditions.

Alarms, Buzzers, And Sirens Selection Notes

Select this model when a slow pulse alert is required for 16-28V systems. The 3 kHz frequency offers high audibility in noisy settings. The 40 mA current draw is suitable for standard control circuits. Panel mount installation requires appropriate cutout dimensions consistent with the SCE series specifications.

Alarms, Buzzers, And Sirens Part Context

This component belongs to the SCE series of industrial audio indicators from Mallory Sonalert. The series is characterized by piezoelectric transducers designed for harsh environments. These units typically feature NEMA-rated enclosures and are built for reliable long-term operation in industrial automation and control applications.