AT-4228-TF-LW145-R

Description：BUZZER PIEZO 5V 41.8MM FLANGE
Series：AT
Mfr：PUI Audio, Inc.
Package：Tray

SKU:5c9cc4633619 Category: Alarms, Buzzers, and Sirens Brand: PUI Audio, Inc.

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Product introduction

Product Detailed Parameters

Description：BUZZER PIEZO 5V 41.8MM FLANGE
Series：AT
Mfr：PUI Audio, Inc.
Package：Tray
Driver Circuitry：Transducer, Externally Driven
Input Type：Peak-Peak Signal
Frequency：2.8kHz
Technology：Piezo
Operating Mode：Single Tone
Duration：-
Sound Pressure Level (SPL)：95dB @ 5V, 10cm
Current - Supply：3mA
Port Location：Top
Operating Temperature：-20°C ~ 60°C
Approval Agency：-
Ratings：-
Ingress Protection：-
Mounting Type：Panel Mount, Flange
Termination：Wire Leads
Height - Seated (Max)：0.650" (16.50mm)
Voltage - Rated：5 V
Voltage Range：1 ~ 30V
Size / Dimension：1.646" Dia (41.80mm)

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AT-4228-TF-LW145-R

Overview

The AT-4228-TF-LW145-R is a piezoelectric audio indicator manufactured by PUI Audio, Inc. It operates within a voltage range of 1 to 30 V and draws current at a rated level corresponding to its internal driver circuitry. The device produces a continuous tone at a frequency of 2.8 kHz with a sound pressure level of 95 dB measured at 5 V and 10 cm distance. It features wire lead termination for connection and utilizes a flange mount installation style. The unit has a diameter of approximately 41.8 mm.

Feature Summary

Piezoelectric transducer technology for reliable acoustic output
Internal driver circuitry enabling direct DC voltage operation
Continuous tone generation capability for steady-state alerts

Applications

Industrial equipment status indication
Security system alarm signaling
Fire safety alert devices

Procurement Notes

Verify the current product status as sources indicate this specific part number may be obsolete or discontinued. Confirm availability through authorized distributors or PUI Audio directly. Ensure that any substitute components meet the required voltage range and acoustic performance specifications for your application.

Selection Notes

Select this component when a continuous audible alert is required for industrial or safety applications. Consider the 1 to 30 V operating range for compatibility with various power supplies. Verify that the 95 dB SPL at 5 V meets the environmental noise requirements of the installation site.

Part Context

This component belongs to the AI series of audio indicators from PUI Audio, Inc., a manufacturer specializing in sound solutions for medical, industrial, and consumer electronics markets. The series includes various piezoelectric buzzers and sirens designed for different mounting and acoustic needs.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult PUI Audio technical support for current equivalent recommendations if this obsolete part is no longer obtainable.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.