PLD-27N35WQ

Overview

The PLD-27N35WQ is an industrial-grade piezoelectric audio indicator manufactured by Mallory Sonalert. It operates on a voltage rating of 12 VDC with a current draw of 12 mA. The device produces a continuous tone at a frequency of 3.5 kHz and achieves a sound pressure level of 80 dBA. It features wire lead termination and flange mount installation style. The physical dimensions are 30 mm in diameter and 16 mm in height, belonging to the PK series.

Feature Summary

• Industrial-grade piezoelectric construction for reliable audio signaling
• Continuous tone operation suitable for constant status indication
• Flange mount design with wire lead connections for secure panel integration

Applications

• Industrial machinery status monitoring
• Control panel alarm systems
• Electrical equipment fault indication

Procurement Notes

Verify that the specific part number PLD-27N35WQ matches the required electrical specifications, particularly the 12 VDC rating and 3.5 kHz frequency. Confirm that the wire lead termination and flange mounting style align with the assembly requirements. Ensure compliance with relevant environmental standards such as RoHS before finalizing procurement orders.

Selection Notes

Select this component when a continuous audible alert is required for industrial environments. The 80 dBA output provides clear indication without excessive noise pollution. The piezoelectric type ensures low power consumption compared to electromagnetic alternatives. Verify that the 30 mm mounting hole dimension fits the available panel space.

Part Context

This model belongs to the PK series of audio indicators from Mallory Sonalert. It is designed for general-purpose industrial applications requiring durable and consistent sound output. The series offers various voltage and frequency options to suit different system requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.