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SCE028MA3DT7B 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 SCE028MA3DT7B
- 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：Warble, Fast
- Duration：7 WPS
- Sound Pressure Level (SPL)：75dB @ 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 SCE028MA3DT7B
Alarms, Buzzers, And Sirens Overview
The SCE028MA3DT7B is an industrial-grade piezoelectric buzzer from the Mallory Sonalert SCE series. It operates on a DC voltage range of 16 to 28V with a rated current of 40mA. The device produces a fast double pulse tone at a frequency of 3kHz. It features terminal block connections and is designed for panel mounting applications.
Alarms, Buzzers, And Sirens Feature Summary
- Internal driver circuitry for direct connection
- Fast double pulse acoustic output mode
- Industrial grade construction for harsh environments
Alarms, Buzzers, And Sirens Applications
- Industrial machinery status indication
- Factory automation alarm systems
- Heavy equipment operator alerts
Alarms, Buzzers, And Sirens Procurement Notes
Verify the specific suffix DT7S against official Mallory Sonalert documentation to confirm the exact acoustic waveform and termination style, as variations exist within the SCE series. Ensure the operating environment falls within the specified temperature and voltage limits before finalizing procurement.
Alarms, Buzzers, And Sirens Selection Notes
Select this component when a distinct fast double pulse alert is required for 16-28VDC systems. Compare against constant tone or warble variants if different auditory signaling patterns are needed. Confirm that the terminal block interface matches the available wiring infrastructure in the target enclosure.
Alarms, Buzzers, And Sirens Part Context
This unit belongs to the SCE series of audio indicators, which are characterized by their robust piezoelectric design and internal driving capabilities. The series offers various acoustic modes tailored for industrial visibility and audibility requirements across diverse equipment types.
Alarms, Buzzers, And Sirens Replacement Considerations
Consult the official Mallory Sonalert cross-reference guide for verified substitutes. Direct replacements must match the 16-28VDC input, 40mA current draw, and 3kHz fast double pulse specification to maintain system compatibility.
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