AT-124 Equivalent & Substitute Parts

Part Overview

The AT-124 is a through-hole piezo buzzer transducer manufactured by PUI Audio, Inc., designed as an externally driven piezo device operating at 6kHz. This component is classified as obsolete, which necessitates identification of active equivalent parts to maintain design continuity and ensure ongoing component availability for production and repair applications.

Substiute Parts

AT-124

PUI Audio, Inc.In Stock: 759AT-124 Datasheet

Current PartRFQ

AT-2460-TWT-R

PUI Audio, Inc.In Stock: 1232AT-2460-TWT-R Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The AT-2460-TWT-R qualifies as a direct substitute for the AT-124 based on the following alignment of critical parameters:

• Manufacturer: Both parts are manufactured by PUI Audio, Inc., ensuring design and quality consistency within the same product family
• Series: Both belong to the AT series
• Technology: Both utilize piezo transducer technology with external drive circuitry
• Frequency: Both operate at 6kHz, maintaining acoustic performance specifications
• Mounting Type: Both are through-hole mounted components
• Termination: Both use PC pins for circuit board connection

The AT-2460-TWT-R represents an active product with enhanced specifications, including defined voltage ratings (10V rated, 1–30V operating range), current consumption (8mA), sound pressure level (85dB @ 10V, 10cm), and extended operating temperature range (−30°C to 85°C).

Parameter Comparison

Engineering Selection Recommendations

The AT-2460-TWT-R is the designated substitute for the obsolete AT-124. Selection of this part is based on:

• Product Status Alignment: The AT-2460-TWT-R is an active product with confirmed ongoing availability, whereas the AT-124 is obsolete
• Functional Equivalence: Both parts share identical core specifications (piezo technology, 6kHz frequency, external drive configuration, through-hole mounting, PC pin termination)
• Compliance Enhancement: The AT-2460-TWT-R achieves ROHS3 compliance, whereas the AT-124 is RoHS non-compliant
• Regulatory Status: Both parts maintain REACH Unaffected and EAR99 ECCN classifications

For applications requiring the AT-124, the AT-2460-TWT-R provides a direct functional replacement with improved environmental compliance and fully specified electrical and thermal characteristics.

Frequently Asked Questions (FAQ)

Q: Can the AT-2460-TWT-R directly replace the AT-124 in existing designs?

A: Yes. Both parts share identical core functional parameters: piezo transducer technology, 6kHz operating frequency, external drive circuitry, through-hole mounting, and PC pin termination. The AT-2460-TWT-R is the active equivalent.

Q: What are the key differences between these parts?

A: The AT-2460-TWT-R provides fully specified electrical characteristics (10V rated voltage, 1–30V operating range, 8mA supply current) and thermal specifications (−30°C to 85°C), whereas the AT-124 specifications are not detailed. The AT-2460-TWT-R also achieves ROHS3 compliance.

Q: Are there any packaging differences?

A: Both parts use through-hole mounting with PC pin termination. The AT-2460-TWT-R specifies a 24mm diameter and 5mm maximum seated height. The AT-124 dimensions are not provided.

Q: Is the AT-2460-TWT-R suitable for high-temperature applications?

A: The AT-2460-TWT-R operates across −30°C to 85°C. Applications requiring operation outside this range require alternative component evaluation.

Q: What is the voltage requirement for the AT-2460-TWT-R?

A: The AT-2460-TWT-R is rated at 10V with an operating range of 1–30V. Design circuits must operate within this voltage envelope.

Q: Does the AT-2460-TWT-R meet current environmental regulations?

A: Yes. The AT-2460-TWT-R is ROHS3 compliant and REACH Unaffected, meeting current environmental standards for electronic components.