LKN-3 Equivalent & Substitute Parts

Part Overview

The LKN-3 is a SUPER LAG RENEWABLE LINK fuse manufactured by Eaton - Bussmann Electrical Division. This component is classified as obsolete, indicating it is no longer in active production. Due to its obsolete status, identifying equivalent substitute parts is essential for system maintenance, repair, and component replacement in existing installations. The availability of active alternative components ensures continuity of supply and operational reliability for applications requiring this fuse type.

Substiute Parts

LKN-3

Eaton - Bussmann Electrical DivisionIn Stock: 922LKN-3 Datasheet

Current PartRFQ

LPN-RK-3SP

Eaton - Bussmann Electrical DivisionIn Stock: 1167LPN-RK-3SP Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LKN-3 is based on the following criteria derived from the provided parameters:

• Manufacturer Alignment: Both the main part and substitute are manufactured by Eaton - Bussmann Electrical Division, ensuring consistency in design standards and quality protocols.
• Product Category: Both components are classified as fuses, maintaining functional equivalence within the electrical protection category.
• Regulatory Compliance: Both parts maintain RoHS Compliant status and share identical ECCN (EAR99) and HTSUS (8536.10.0040) classifications, ensuring regulatory and trade compliance.
• Moisture Sensitivity: The substitute part carries MSL classification appropriate for fuse components, supporting equivalent environmental performance.

The substitute part LPN-RK-3SP is designated as the manufacturer-recommended equivalent for the obsolete LKN-3.

Parameter Comparison

Engineering Selection Recommendations

The LPN-RK-3SP is the manufacturer-recommended substitute for the obsolete LKN-3. Selection of this substitute is supported by:

• Active Product Status: The LPN-RK-3SP maintains active production status, ensuring reliable supply availability and long-term component sourcing.
• Regulatory Compliance Alignment: Both components maintain identical RoHS compliance and trade classification codes, eliminating regulatory substitution barriers.
• Manufacturer Continuity: Both parts originate from Eaton - Bussmann Electrical Division, preserving design consistency and quality assurance standards.
• Fuse Category Equivalence: Both components function within the fuse product category, maintaining electrical protection functionality.

Frequently Asked Questions (FAQ)

Q: Why is the LKN-3 listed as obsolete?

A: The LKN-3 is no longer manufactured by Eaton - Bussmann Electrical Division. Obsolete status indicates the component has been discontinued and is not available through standard production channels.

Q: Is the LPN-RK-3SP a direct replacement for the LKN-3?

A: The LPN-RK-3SP is the manufacturer-recommended substitute for the LKN-3. Both components are fuses manufactured by Eaton - Bussmann Electrical Division and share identical regulatory compliance classifications.

Q: What are the key parameters that determine substitution eligibility?

A: Substitution eligibility is determined by manufacturer alignment, product category (fuse type), RoHS compliance status, ECCN classification, and HTSUS code. The LPN-RK-3SP meets all these criteria for the LKN-3.

Q: Are there packaging differences between the LKN-3 and LPN-RK-3SP?

A: The LKN-3 is packaged as indicated in the original specification, while the LPN-RK-3SP is supplied in Bulk packaging. Packaging format should be verified against application requirements and procurement specifications.

Q: What is the current inventory status for these components?

A: The LKN-3 has 900 pieces available as new original stock. The LPN-RK-3SP has 1156 pieces available as new original stock from Eaton - Bussmann Electrical Division.