ALFD29902DN-A-12V Equivalent & Substitute Parts

Part Overview

The ALFD29902DN-A-12V is a 30mm illuminated pushbutton switch manufactured by IDEC. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing system maintenance and new design implementations. The part operates at 12V and is designed for applications requiring illuminated momentary pushbutton functionality.

Substiute Parts

ALFD29902DN-A-12V

IDECIn Stock: 830ALFD29902DN-A-12V Datasheet

Current PartRFQ

ALFD21102DNUA

IDECIn Stock: 1132ALFD21102DNUA Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the ALFD29902DN-A-12V is determined by the following critical parameters:

• 30mm form factor and mechanical envelope
• 12V operating voltage
• Illuminated pushbutton functionality with momentary contact operation
• ROHS3 compliance requirement
• Moisture Sensitivity Level 1 rating

The substitute part ALFD21102DNUA meets these criteria as an active product from the same manufacturer, maintaining electrical and mechanical compatibility within the specified parameter set.

Parameter Comparison

Engineering Selection Recommendations

The ALFD21102DNUA is the direct substitute for the obsolete ALFD29902DN-A-12V. Both components maintain identical compliance certifications (ROHS3), equivalent moisture sensitivity ratings, and matching tariff classifications. The substitute part is currently in active production status, ensuring availability for procurement and future supply chain continuity. Selection of the ALFD21102DNUA eliminates obsolescence risk while preserving all specified electrical and mechanical parameters.

Frequently Asked Questions (FAQ)

Q: Can ALFD21102DNUA directly replace ALFD29902DN-A-12V in existing designs?

A: Yes. Both components share identical voltage ratings (12V), form factor (30mm), RoHS compliance status, and moisture sensitivity classifications. The substitute is mechanically and electrically compatible.

Q: What is the primary reason for substitution?

A: The ALFD29902DN-A-12V is classified as obsolete. The ALFD21102DNUA is an active product from the same manufacturer, providing continued availability and supply chain stability.

Q: Are there compliance differences between the two parts?

A: No. Both parts are ROHS3 compliant, carry identical ECCN and HTSUS classifications, and maintain MSL 1 ratings.

Q: What packaging options are available for the substitute?

A: The ALFD21102DNUA is supplied in bulk packaging, differing from the original part's packaging designation.