PK-31H40PQ

$3.89

Description：3-16DC 90-110DB 4000HZ CONT 34.5
Series：PK
Mfr：Mallory Sonalert Products Inc.
Package：Bulk

SKU:c7144898e3c0 Category: Alarms, Buzzers, and Sirens Brand: Mallory Sonalert Products Inc.

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Product introduction

Product Detailed Parameters

Description：3-16DC 90-110DB 4000HZ CONT 34.5
Series：PK
Mfr：Mallory Sonalert Products Inc.
Package：Bulk
Driver Circuitry：Indicator, Internally Driven
Input Type：DC
Frequency：4kHz
Technology：Piezo
Operating Mode：Single Tone
Duration：-
Sound Pressure Level (SPL)：100dB @ 12V, 30cm
Current - Supply：25mA
Port Location：Top
Operating Temperature：-20°C ~ 90°C
Approval Agency：-
Ratings：-
Ingress Protection：-
Mounting Type：Through Hole
Termination：PC Pins
Height - Seated (Max)：0.366" (9.30mm)
Voltage - Rated：12 V
Voltage Range：3 ~ 16V
Size / Dimension：1.358" Dia (34.50mm)

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PK-31H40PQ

Overview

The PK-31H40PQ is a board-mount piezoelectric buzzer manufactured by Mallory Sonalert Products Inc. It operates on a DC voltage range of 3 to 16 volts and features an oscillation frequency of 4000 Hz with a tolerance of ±300 Hz. The device produces a sound pressure level between 90 and 110 dB. Its physical dimensions are 34.5 mm in length and 10 mm in height, designed for direct PCB integration.

Feature Summary

Piezoelectric technology for reliable audio signaling
Continuous tone output capability
Board-mount configuration for direct circuit board installation

Applications

Industrial control panel indicators
Consumer appliance status alerts
Electronic equipment audio feedback systems

Procurement Notes

Verify the specific voltage rating and acoustic performance requirements against the official datasheet before procurement. Confirm that the operating environment is compatible with the component's specifications. Ensure the mounting method aligns with the board-mount design. Check for any specific certification requirements relevant to the target application market.

Selection Notes

Select this component when a compact, board-mount solution is required for continuous tone generation. The wide voltage input range provides flexibility in power supply design. Consider the high sound pressure level for applications requiring audible alerts in moderately noisy environments. Verify that the physical footprint fits within the available space on the printed circuit board.

Part Context

This part belongs to the Mallory Sonalert family of piezoelectric buzzers. It is distinct from magnetic speakers and active buzzers with internal drivers. The product line focuses on durable, cost-effective audio indicators for various electronic devices. The model number indicates specific electrical and mechanical characteristics unique to this unit.