D4SL-4PDA-D4N Equivalent & Substitute Parts

Part Overview

The D4SL-4PDA-D4N is a snap action switch manufactured by Omron Automation and Safety. This component is classified as obsolete, which necessitates identification of suitable substitute parts for ongoing maintenance and new design applications. The availability of active equivalent models ensures continuity in system operation and component procurement.

Substiute Parts

D4SL-4PDA-D4N

Omron Automation and SafetyIn Stock: 975D4SL-4PDA-D4N Datasheet

Current PartRFQ

D4SL-N4PFA-D4N

Omron Automation and SafetyIn Stock: 1225D4SL-N4PFA-D4N Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The D4SL-N4PFA-D4N qualifies as a direct substitute based on the following criteria:

Series Alignment: Both components belong to the D4SL product family, establishing baseline compatibility within the Omron Automation and Safety portfolio.

Moisture Sensitivity Level: Both parts maintain MSL 1 (Unlimited), indicating identical environmental tolerance specifications.

Manufacturer Consistency: Both parts are manufactured by Omron Automation and Safety, ensuring design philosophy and quality standards alignment.

Active Product Status: The D4SL-N4PFA-D4N maintains active product status, providing long-term availability and supply chain reliability compared to the obsolete D4SL-4PDA-D4N.

The substitution is based strictly on these provided parameters. Functional compatibility must be verified against specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

For New Designs: The D4SL-N4PFA-D4N is the appropriate selection. Active product status ensures manufacturer support, continued availability, and compliance with current export regulations (EAR99 classification).

For Maintenance Applications: The D4SL-4PDA-D4N remains available from existing inventory (871 units). However, transition to D4SL-N4PFA-D4N is recommended for long-term supply chain stability.

Compliance Considerations: The D4SL-N4PFA-D4N carries multiple approval certifications (CCC, CE, cURus, TUV), supporting deployment in regulated environments. The obsolete status of D4SL-4PDA-D4N may present compliance documentation challenges in future applications.

Frequently Asked Questions (FAQ)

Q: Can D4SL-N4PFA-D4N directly replace D4SL-4PDA-D4N in existing installations?

A: Both components share the D4SL series designation and identical MSL ratings. Substitution is supported by these parameters. Application-specific verification is required to confirm functional compatibility with existing circuit configurations and mechanical mounting requirements.

Q: What is the significance of the obsolete status for D4SL-4PDA-D4N?

A: Obsolete classification indicates the manufacturer has discontinued active production and support. While inventory remains available, future procurement may become constrained. D4SL-N4PFA-D4N provides continuity for ongoing applications.

Q: Are there packaging differences between these parts?

A: Both components are supplied in bulk packaging. No packaging format differences are specified in the technical parameters.

Q: What export regulations apply to these components?

A: D4SL-4PDA-D4N carries OBSOLETE ECCN classification. D4SL-N4PFA-D4N is classified as EAR99, indicating standard export control treatment. Consult applicable export regulations for your jurisdiction.

Q: How do the inventory levels compare?

A: D4SL-N4PFA-D4N has higher current inventory (1154 units) compared to D4SL-4PDA-D4N (871 units), supporting improved availability for procurement planning.