D4SL-4QDA-DN Equivalent & Substitute Parts

Part Overview

The D4SL-4QDA-DN is a snap action switch manufactured by Omron Automation and Safety. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing maintenance, repair, and new design implementations. The obsolete status necessitates evaluation of active alternative components that maintain functional compatibility within the same product family.

Substiute Parts

D4SL-4QDA-DN

Omron Automation and SafetyIn Stock: 823D4SL-4QDA-DN Datasheet

Current PartRFQ

D4SL-N4QFA-DN

Omron Automation and SafetyIn Stock: 1221D4SL-N4QFA-DN Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The D4SL-4QDA-DN has been identified with one direct substitute: D4SL-N4QFA-DN. This substitution is based on the following criteria:

• Both components belong to the D4SL product family from Omron Automation and Safety
• The substitute part maintains the same base product number (D4SL) and manufacturer lineage
• The substitute is classified as Active product status, ensuring continued availability and support
• Both components share MSL classification of 1 (Unlimited), indicating equivalent moisture handling requirements
• The substitute part carries current regulatory compliance certifications (CCC, CE, cURus, TUV) suitable for modern applications

Parameter Comparison

Engineering Selection Recommendations

Selection between the D4SL-4QDA-DN and D4SL-N4QFA-DN should be based on the following factors:

• Product Status Consideration: The D4SL-4QDA-DN is obsolete. For new designs or long-term applications, the D4SL-N4QFA-DN is the appropriate choice due to its active status and continued manufacturer support.

• Regulatory Compliance: The D4SL-N4QFA-DN carries current certifications (CCC, CE, cURus, TUV), making it suitable for applications requiring modern compliance documentation. The D4SL-4QDA-DN's ECCN classification as OBSOLETE indicates it does not carry current regulatory designations.

• Availability and Supply Chain: The D4SL-N4QFA-DN demonstrates higher inventory availability (1141 Pcs) compared to the D4SL-4QDA-DN (750 Pcs), supporting long-term supply chain reliability.

• Moisture Handling: Both parts share identical MSL classification (1 - Unlimited), ensuring equivalent performance in moisture-sensitive environments.

Frequently Asked Questions (FAQ)

Q: Can the D4SL-N4QFA-DN directly replace the D4SL-4QDA-DN in existing applications?

A: The D4SL-N4QFA-DN is identified as the direct substitute for the D4SL-4QDA-DN within the Omron D4SL product family. Both components share the same base series designation and equivalent moisture sensitivity classification. Verification of mechanical and electrical interface compatibility with your specific application is required before implementation.

Q: Why is the D4SL-4QDA-DN classified as obsolete?

A: Obsolete classification indicates the manufacturer has discontinued production and support for this component. The D4SL-N4QFA-DN represents the active alternative within the same product family.

Q: What is the significance of MSL 1 (Unlimited) for both parts?

A: MSL 1 (Unlimited) indicates both components have unlimited shelf life and do not require special moisture control during storage or handling, making them suitable for standard warehousing and distribution practices.

Q: Are there packaging differences between these parts?

A: The D4SL-4QDA-DN packaging specification is not provided. The D4SL-N4QFA-DN is supplied in Bulk packaging. Confirm packaging requirements for your procurement process.

Q: What certifications apply to the substitute part?

A: The D4SL-N4QFA-DN carries CCC, CE, cURus, and TUV certifications, providing compliance documentation for regulated applications and international markets.