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SC628FJWR
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Product Detailed Parameters
- Description：BUZZER PIEZO 42.98MM PNL MNT
- Series：SC
- Mfr：Mallory Sonalert Products Inc.
- Package：Bulk
- Driver Circuitry：Indicator, Internally Driven
- Input Type：DC
- Frequency：2.9kHz
- Technology：Piezo
- Operating Mode：Warble, Slow
- Duration：0.5 ~ 2.5 PPS
- Sound Pressure Level (SPL)：55dB @ 6V, 61cm
- Current - Supply：2 ~ 8mA
- Port Location：Top
- Operating Temperature：-30°C ~ 65°C
- Approval Agency：-
- Ratings：-
- Ingress Protection：-
- Mounting Type：Panel Mount
- Termination：Screw Terminal, Quick Connect Tab - 0.250" (6.35mm)
- Height - Seated (Max)：1.330" (33.77mm)
- Voltage Range：6 ~ 28V
- Size / Dimension：1.692" Dia (42.98mm)
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Overview
The SC628FJWR is a piezoelectric audio indicator from the Mallory Sonalert SC series, designed for panel mounting. It operates on a DC voltage range of 6 to 28 volts with a rated current of 10 mA. The device produces a fast pulse tone at a frequency of 2.9 kHz and delivers a sound pressure level of 74 dBA. It features screw terminals for connection and has physical dimensions of 43 mm in diameter by 33 mm in height.
Feature Summary
- Piezoelectric construction for reliable audio signaling
- Fast pulse operational mode for distinct alerting
- Screw terminal termination for secure wiring
- Panel mount installation style
Applications
- Industrial equipment status indication
- Control panel alarm systems
- Medical device audio alerts
- Transportation vehicle monitoring
Procurement Notes
Verify the specific suffix against official Mallory Sonalert documentation to confirm electrical characteristics and termination type. Ensure the required operating voltage and current ratings align with the system design. Confirm that the panel cutout dimensions match the 43 mm diameter specification before procurement.
Selection Notes
Select this component when a high-intensity fast-pulse audible warning is required within a 6-28 VDC supply range. The screw terminal option provides a robust connection method suitable for industrial environments where vibration resistance is critical. Compare the 74 dBA output against ambient noise levels to ensure adequate audibility.
Part Context
This part belongs to the SC series of Sonalert devices, which are widely recognized as industry standards for panel-mounted alarms. The series utilizes piezoelectric technology to generate various tones and pulses. These components are engineered for durability and consistent performance across industrial, medical, and transportation applications.
Replacement Considerations
SC628FWR offers similar fast pulse characteristics but may differ in acoustic output or termination details. Verify exact specifications against datasheets before substitution.
