PK-27N35WQ

Overview

The PK-27N35WQ is a piezoelectric audio indicator manufactured by Mallory Sonalert. It operates within a voltage range of 3 to 28 VDC, with a rated voltage of 12 VDC and a current consumption of 15 mA. The device produces a continuous tone at a frequency of 3.5 kHz with a sound pressure level of 90 dBA. It features wire lead termination and flange mount installation. The physical dimensions are 30 mm in diameter and 16 mm in height.

Feature Summary

• Piezoelectric construction for reliable acoustic output
• Internal drive circuitry enables direct connection to power sources
• Flange mount design facilitates secure panel integration

Applications

• Industrial equipment status indication
• Control panel alarm signaling
• General purpose audible alerts

Procurement Notes

Verify the specific suffix codes against official Mallory Sonalert documentation to ensure correct electrical and mechanical specifications. Confirm that the operating voltage range aligns with system requirements. Check for RoHS compliance status if environmental regulations apply. Ensure mounting hole dimensions match the 30 mm diameter specification.

Selection Notes

Select this component when a constant tone alert is required for industrial environments. The wide input voltage range allows flexibility in power supply design. Consider the 90 dBA output level for audibility in noisy settings. Verify that the flange mount style suits the enclosure design constraints.

Part Context

This part belongs to the PK series of piezoelectric indicators from Mallory Sonalert. The series is designed for industrial applications requiring robust audio signaling. The PK series typically offers various frequencies and sound levels to meet different regulatory and operational needs.

FAQ

What is the operating voltage range?

The PK-27N35WQ operates within a DC voltage range of 3 to 28 volts.

How is the device mounted?

It uses a flange mount installation style suitable for panel mounting.