D4SL-3QDA-D Equivalent & Substitute Parts

Part Overview

The D4SL-3QDA-D is a snap action switch manufactured by Omron Automation and Safety. This component has reached obsolete status, necessitating identification of functionally equivalent alternatives for continued system support and component procurement. The part maintains unlimited moisture sensitivity level (MSL 1) classification and carries vendor-undefined REACH status.

Substiute Parts

D4SL-3QDA-D

Omron Automation and SafetyIn Stock: 990D4SL-3QDA-D Datasheet

Current PartRFQ

D4SL-N3QFA-D

Omron Automation and SafetyIn Stock: 870D4SL-N3QFA-D Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The D4SL-N3QFA-D serves as the designated substitute for the obsolete D4SL-3QDA-D. Substitution eligibility is determined by the following criteria:

• Manufacturer alignment: Both parts originate from Omron Automation and Safety
• Base product series: Both parts share the D4SL base product designation
• Functional category: Both are switch-type components within the Omron D4SL product line
• Compliance framework: The substitute maintains active product status with defined regulatory certifications (CCC, CE, cURus, TUV)
• Environmental classification: Both parts carry MSL 1 (Unlimited) rating

Parameter Comparison

Engineering Selection Recommendations

The D4SL-N3QFA-D is the appropriate substitute for the obsolete D4SL-3QDA-D based on the following factors:

• Active product status ensures ongoing manufacturer support and availability
• REACH Unaffected classification provides regulatory clarity compared to the vendor-undefined status of the original part
• EAR99 ECCN designation establishes defined export control parameters
• Maintained MSL 1 rating preserves environmental handling requirements
• Omron Automation and Safety manufacturer continuity ensures design compatibility within the D4SL product family
• Multiple approval agencies (CCC, CE, cURus, TUV) confirm compliance across international markets

Frequently Asked Questions (FAQ)

Q: Why is the D4SL-3QDA-D no longer available? A: The D4SL-3QDA-D has reached obsolete status. The D4SL-N3QFA-D represents the active equivalent within the Omron D4SL product line.

Q: What are the key compatibility factors between these parts? A: Both parts are manufactured by Omron Automation and Safety, share the D4SL base product series designation, and maintain identical MSL 1 (Unlimited) moisture sensitivity classification. The substitute carries active product status with defined regulatory certifications.

Q: How do packaging differences affect selection? A: The original part uses standard packaging, while the substitute is supplied in bulk packaging. Packaging selection should align with procurement volume and inventory management requirements.

Q: What regulatory differences exist between the parts? A: The D4SL-3QDA-D carries vendor-undefined REACH status and obsolete ECCN classification. The D4SL-N3QFA-D provides REACH Unaffected status and EAR99 ECCN designation, establishing clear regulatory parameters for procurement and export.

Q: Are there approval agency differences? A: The D4SL-N3QFA-D carries certifications from CCC, CE, cURus, and TUV approval agencies, confirming compliance across multiple international regulatory frameworks.