LKN-250 Equivalent & Substitute Parts

Part Overview

The LKN-250 is a SUPER LAG RENEWABLE LINK fuse manufactured by Eaton - Bussmann Electrical Division. This component is classified as obsolete, requiring identification of suitable alternatives for ongoing applications. The part maintains RoHS compliance and carries an MSL rating of 1 (Unlimited), indicating minimal moisture sensitivity concerns during storage and handling.

Substiute Parts

LKN-250

Eaton - Bussmann Electrical DivisionIn Stock: 723LKN-250 Datasheet

Current PartRFQ

LPN-RK-250SP

Eaton - Bussmann Electrical DivisionIn Stock: 1008LPN-RK-250SP Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The LKN-250 has been identified with one manufacturer-recommended substitute: LPN-RK-250SP. This substitution is based on the following alignment criteria:

• Both components are manufactured by Eaton - Bussmann Electrical Division
• Both are classified as fuses within the same HTSUS commodity code (8536.10.0040)
• Both maintain RoHS compliance
• Both share the same ECCN classification (EAR99)
• The substitute part is currently in active production status, ensuring continued availability

Parameter Comparison

Engineering Selection Recommendations

The LPN-RK-250SP is the manufacturer-designated substitute for the obsolete LKN-250. Both components maintain identical regulatory compliance status (RoHS compliant, EAR99 classification). The substitute part is currently in active production, ensuring supply chain continuity and technical support availability. Selection of the LPN-RK-250SP eliminates obsolescence risk while preserving compliance requirements and export classification consistency.

Frequently Asked Questions (FAQ)

Q: Why is the LKN-250 being phased out? A: The LKN-250 has reached obsolete status. The manufacturer has designated the LPN-RK-250SP as the active replacement to maintain product line continuity.

Q: Are both parts RoHS compliant? A: Yes. Both the LKN-250 and LPN-RK-250SP are RoHS compliant and share identical ECCN and HTSUS classifications.

Q: What is the packaging difference? A: Both parts are supplied in bulk packaging, ensuring consistent handling and storage requirements.

Q: Can the LPN-RK-250SP be used as a direct replacement? A: The LPN-RK-250SP is the manufacturer-recommended substitute. Functional compatibility should be confirmed against your specific application requirements and circuit design parameters.

Q: Are there inventory considerations? A: The LKN-250 has 616 units in stock (new original). The LPN-RK-250SP has 915 units available, providing adequate supply for transition planning.