SC628DPR

Overview

The SC628DPR is a piezoelectric industrial alarm manufactured by Mallory Sonalert Products Inc. It operates on a continuous tone at 1900 Hz with a sound pressure level of 98 dBA. The device is rated for 6-28 VDC input and draws 20 mA. It features screw terminals for connection and is designed for panel mount installation. The unit measures 43 mm in diameter and 47 mm in length, weighing 60 g.

Feature Summary

• Piezoelectric construction for reliable audio signaling
• Continuous tone operation at 1900 Hz
• Screw terminal connectivity for secure wiring
• Panel mount design for industrial enclosures

Applications

• Industrial machinery status indication
• Process control system alarms
• Equipment fault signaling
• Safety warning systems

Procurement Notes

Verify the specific suffix against official Mallory Sonalert documentation to confirm electrical ratings and termination type. Ensure the application voltage matches the 6-28 VDC specification. Confirm panel cutout dimensions align with the 43 mm diameter requirement before procurement.

Selection Notes

Select this model for applications requiring a loud, continuous audible alert. The screw terminal option provides robust mechanical connections compared to wire lead variants. Consider the 98 dBA output for environments requiring high audibility.

Part Context

This component belongs to the SC series of industrial buzzers from Mallory Sonalert. The SC series is widely recognized as a standard for panel alarms in various sectors including manufacturing and transportation. The SC628DPR represents a specific configuration within this long-standing product line.

Replacement Considerations

SC628NDR offers similar specifications with screw terminals. SC628LR provides CUL approval with wire leads. Verify exact electrical parameters and mounting requirements when substituting.