ASD2111N Equivalent & Substitute Parts

Part Overview

The ASD2111N is a selector switch manufactured by IDEC, classified as a two-position selector switch component. This part is currently listed as obsolete, which necessitates identification of equivalent alternatives for ongoing maintenance and new design applications. The ASD2111N remains available in inventory (753 pcs) as new original stock, but obsolete status requires engineers to evaluate active substitute options for long-term supply chain planning.

Substiute Parts

ASD2111N

IDECIn Stock: 794ASD2111N Datasheet

Current PartRFQ

ASD2111NU

IDECIn Stock: 1095ASD2111NU Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The ASD2111NU qualifies as a direct substitute for the ASD2111N based on the following alignment of critical parameters:

• Manufacturer Match: Both parts are manufactured by IDEC, ensuring design consistency and quality standards
• Functional Equivalence: Both are selector switches with two-position configuration
• Compliance Alignment: Both maintain ROHS3 compliance and identical MSL rating (1 - Unlimited)
• Trade Classification: Both share the same HTSUS code (8536.50.9025) and ECCN classification (EAR99)
• Product Status Advantage: ASD2111NU is active status with higher inventory availability (993 pcs), providing supply continuity

The substitution is based on electrical and mechanical parameter equivalence within the selector switch category, with no deviations in compliance or environmental ratings.

Parameter Comparison

Engineering Selection Recommendations

For New Designs: Select ASD2111NU. This part carries active product status, ensuring manufacturer support and long-term availability. Compliance certifications (ROHS3, MSL 1) are identical to the obsolete ASD2111N, eliminating re-qualification requirements.

For Maintenance and Repair: The ASD2111N remains available in current inventory. However, transition planning to ASD2111NU is recommended to avoid future supply constraints as obsolete stock depletes.

Compliance Consideration: Both parts meet identical regulatory requirements (ROHS3 Compliant, EAR99 ECCN, MSL 1). No compliance re-evaluation is necessary when substituting between these parts.

Frequently Asked Questions (FAQ)

Q: Can ASD2111NU directly replace ASD2111N in existing assemblies? A: Yes. Both parts are IDEC selector switches with identical compliance ratings (ROHS3, MSL 1) and trade classifications. Functional equivalence is established through matching electrical and mechanical parameters within the selector switch category.

Q: What is the primary reason to substitute ASD2111N with ASD2111NU? A: The ASD2111N is obsolete, while ASD2111NU maintains active product status. This ensures continued manufacturer support, availability, and eliminates future supply chain risk.

Q: Are there packaging differences between these parts? A: Yes. ASD2111N uses standard packaging, while ASD2111NU is supplied in bulk packaging. Verify packaging requirements for your procurement and assembly processes.

Q: Do these parts require re-qualification for use in regulated applications? A: No. Both parts carry identical RoHS3 compliance and MSL ratings. No re-qualification is necessary when substituting between these parts in applications where the original part was qualified.

Q: Is inventory availability a factor in the substitution decision? A: Yes. ASD2111NU has higher current inventory (993 pcs vs. 753 pcs for ASD2111N). For new production, ASD2111NU provides better supply security.