PT-2038FWQ

Overview

The PT-2038FWQ is a piezoelectric buzzer manufactured by Mallory Sonalert Products Inc. It operates at a frequency of 2038 Hz with a sound pressure level of 85 dB at 10 cm. The device features a flat top design and utilizes a 3-pin connector for power and ground connections. It is designed for through-hole mounting on printed circuit boards, offering reliable acoustic signaling in compact electronic assemblies.

Feature Summary

• Piezoelectric transduction mechanism for consistent acoustic output
• Flat top housing design suitable for low-profile applications
• Integrated driver circuitry for direct voltage operation

Applications

• Industrial control panel signaling
• Medical equipment status alerts
• Consumer appliance notification systems

Procurement Notes

Verify the specific suffix codes against the manufacturer's current datasheet to ensure compatibility with required voltage ratings and connector types. Confirm mechanical dimensions and mounting hole patterns match the target PCB layout. Check for RoHS compliance status if environmental regulations apply to the end product assembly.

Selection Notes

Consider the operating voltage range and current consumption requirements when integrating this component into battery-powered devices. Ensure the acoustic environment allows for the specified sound pressure level to be effective. Evaluate thermal constraints during continuous operation to maintain performance stability over the intended service life.

Part Context

This model belongs to the PT series of piezoelectric buzzers, characterized by their robust construction and standardized pin configurations. The series is widely used in applications requiring simple, reliable audible alerts without complex driving electronics. The specific model number indicates the resonant frequency and physical form factor within the broader product line.

Replacement Considerations

Cross-reference with other Mallory Sonalert models sharing the same footprint and electrical specifications. Verify that substitute components meet the exact frequency tolerance and sound pressure level requirements. Ensure mechanical compatibility including lead spacing and housing height before finalizing any substitution decision.