AT-33

Description：BUZZER PIEZO - TH
Series：AT
Mfr：PUI Audio, Inc.
Package：Bulk

SKU:2726fd0240ed Category: Alarms, Buzzers, and Sirens Brand: PUI Audio, Inc.

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Product introduction

Product Detailed Parameters

Description：BUZZER PIEZO - TH
Series：AT
Mfr：PUI Audio, Inc.
Package：Bulk
Driver Circuitry：Transducer, Externally Driven
Input Type：-
Frequency：-
Technology：Piezo
Operating Mode：-
Duration：-
Sound Pressure Level (SPL)：-
Current - Supply：-
Port Location：-
Operating Temperature：-
Approval Agency：-
Ratings：-
Ingress Protection：-
Mounting Type：Through Hole
Termination：-
Height - Seated (Max)：-
Voltage - Rated：-
Voltage Range：-
Size / Dimension：-

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AT-33

Overview

The AT-33 is a piezoelectric buzzer manufactured by PUI Audio, Inc. It features a round waterproof design with lead wires for connection. The component operates at a frequency of 3000 Hz and produces a sound pressure level of 104 dB. Electrical specifications include a rated voltage of 12 V and a current rating of 25 mA. The unit has a diameter of 32.8 mm and an overall height of 24 mm.

Feature Summary

Waterproof construction suitable for industrial environments
Piezoelectric transducer technology for audio indication
Integrated lead wire termination for direct circuit connection

Applications

Industrial machinery status indication
Appliance audio alerts
Control panel signaling

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct configuration. Confirm that the required electrical parameters match the system design requirements before procurement. Check for any recent updates to the product lifecycle status or environmental compliance certifications such as RoHS.

Selection Notes

Select this component when a waterproof piezo buzzer with integrated leads is required. Ensure the operating voltage aligns with the 12 VDC specification. Consider the physical dimensions of 32.8 mm diameter for enclosure space planning. Verify that the 104 dB output meets the audibility requirements of the application environment.

Part Context

This part belongs to the category of buzzers and sound indicators within PUI Audio's portfolio. It serves as an audio alert device utilizing piezoelectric elements. The product line focuses on providing reliable acoustic signals for various electronic systems and industrial equipment applications.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult the manufacturer directly for cross-reference information if alternative sourcing is necessary.

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.