PFD-27A35PQ

Overview

The PFD-27A35PQ is a piezoelectric buzzer from the Mallory Sonalert PFD series, designed for industrial audio indication. It operates on a DC voltage range of 3 to 24V with a rated voltage of 12V. The device produces a continuous tone at a frequency of 3.5 kHz and achieves a sound pressure level of 95 dBA. It features wire lead termination and flange mount installation style. The physical dimensions are 30 mm in diameter and 25 mm in height, with a typical weight of 9.8 g.

Feature Summary

• Piezoelectric construction for reliable acoustic output
• Pin-selectable DC operation capability
• Flange mount design for secure panel attachment

Applications

• Industrial equipment status indication
• Control panel alarm signaling
• Automated machinery alert systems

Procurement Notes

Verify the specific suffix against official Mallory Sonalert documentation to confirm exact electrical characteristics and mounting requirements. Ensure the procurement source provides valid RoHS compliance data. Confirm that the wire lead configuration matches the system integration needs before finalizing orders.

Selection Notes

Select this component when a high-decibel, continuous tone indicator is required for panel-mounted applications. The 30mm diameter form factor suits standard industrial enclosures. Verify that the operating temperature range meets the environmental conditions of the intended deployment site.

Part Context

This part belongs to the PFD series of piezoelectric buzzers manufactured by Mallory Sonalert Products Inc. The series is characterized by robust construction suitable for demanding environments. The PFD-27A35PQ specifically denotes a 3.5 kHz continuous tone variant within this product line.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Cross-referencing should be performed using official Mallory Sonalert compatibility guides.