LKN-225 Equivalent & Substitute Parts

Part Overview

The LKN-225 is a Super Lag Renewable Link fuse manufactured by Eaton - Bussmann Electrical Division. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for system maintenance and component procurement. The part remains RoHS compliant and is available in current inventory stock of 803 pieces.

Substiute Parts

LKN-225

Eaton - Bussmann Electrical DivisionIn Stock: 876LKN-225 Datasheet

Current PartRFQ

LPN-RK-225SP

Eaton - Bussmann Electrical DivisionIn Stock: 1160LPN-RK-225SP Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The LKN-225 has been identified with one manufacturer-recommended substitute: LPN-RK-225SP. This substitution is based on the following alignment criteria:

• Both components are fuses manufactured by Eaton - Bussmann Electrical Division
• Both share identical HTSUS classification (8536.10.0040)
• Both maintain RoHS compliance
• Both are classified under the same ECCN category (EAR99)
• The substitute part is currently in active product status, providing ongoing availability and support

Parameter Comparison

Engineering Selection Recommendations

The LPN-RK-225SP serves as the manufacturer-designated substitute for the obsolete LKN-225. Selection between these components should be based on:

• Product availability: The LPN-RK-225SP maintains active status with established supply channels, whereas the LKN-225 is obsolete
• Compliance requirements: Both parts satisfy RoHS compliance and EAR99 export classification requirements
• Inventory considerations: Both components are available in current stock with adequate quantities for procurement
• Packaging format: The substitute is supplied in bulk packaging, which may affect procurement and handling procedures

Frequently Asked Questions (FAQ)

Q: Can the LPN-RK-225SP directly replace the LKN-225 in existing applications?

A: Both components are fuses from the same manufacturer with identical HTSUS and ECCN classifications. Functional compatibility depends on the specific electrical and mechanical requirements of your application circuit. Consult the detailed electrical specifications and mechanical dimensions of both parts for your particular use case.

Q: Why is the LKN-225 listed as obsolete?

A: The LKN-225 has been discontinued by the manufacturer. The LPN-RK-225SP represents the active product line alternative for ongoing procurement and system support.

Q: What is the difference between packaging formats?

A: The LKN-225 uses standard packaging, while the LPN-RK-225SP is supplied in bulk packaging. Bulk packaging typically accommodates larger order quantities and may require different handling and storage procedures.

Q: Are both parts RoHS compliant?

A: Yes, both the LKN-225 and LPN-RK-225SP are RoHS compliant and carry identical ECCN classification (EAR99).

Q: Which part should I specify for new designs?

A: For new designs and ongoing procurement, specify the LPN-RK-225SP, as it maintains active product status with established manufacturer support and supply availability.