Eaton - Bussmann Electrical Division SPP-4M350 Equivalent & Substitute Parts Reference

Part Overview

The Eaton - Bussmann Electrical Division SPP-4M350 is a fuse link rated for 350A and 700V, designed to require a holder. This product is part of the Semitron™ SPP series and is packaged in bulk. The device is listed as obsolete, indicating that direct procurement may be limited or unavailable. As a result, identifying a suitable substitute is necessary to maintain component availability and ensure uninterrupted operation within electrical systems.

Substiute Parts

SPP-4M350

Eaton - Bussmann Electrical DivisionIn Stock: 1116SPP-4M350 Datasheet

Current PartRFQ

170M3568

Eaton - Bussmann Electrical DivisionIn Stock: 939170M3568 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution between fuse links is determined by matching current rating, voltage rating, mounting type, manufacturer, part status, packaging, part compliance, inventory availability, ECCN, and harmonized code (HTSUS). The substitute listed here, 170M3568, matches the critical parameters specified: 350A current rating, comparable voltage rating, the requirement for a holder, similar manufacturer, and bulk packaging. These key parameters confirm eligibility as an equivalent substitute.

Parameter Comparison

Engineering Selection Recommendations

The SPP-4M350 fuse link is marked obsolete, while 170M3568 is active in production. Both parts have equivalent current ratings and similar voltage ratings. The substitute, 170M3568, is RoHS compliant and maintains identical ECCN and HTSUS classifications. Moisture Sensitivity Level is designated “Not Applicable” for the substitute, and “1 (Unlimited)” for the main part. Inventory is available for both items. Select substitute part numbers strictly based on part status and compliance qualifications as provided.

Frequently Asked Questions (FAQ)

Q: What criteria are used to qualify substitute fuse links?
A: Substitute fuse links are qualified by verifying current rating, voltage rating, mounting type, manufacturer, compliance, and packaging without deviations from provided data.

Q: Is package compatibility guaranteed between SPP-4M350 and 170M3568?
A: Compatibility is indicated by the mounting type "Requires Holder" and bulk packaging as specified. No further packaging details have been provided.

Q: Do both part numbers meet identical compliance certifications?
A: Both the SPP-4M350 and 170M3568 carry ECCN EAR99 and HTSUS 8536.10.0040. The substitute 170M3568 is also RoHS compliant.

Q: Are the inventory levels sufficient for bulk replacement?
A: The listed inventory levels are 1016 pcs for SPP-4M350 and 910 pcs for 170M3568, as provided.

Q: When selecting substitutes, is it necessary to verify operating temperature?
A: No operating temperature data was provided. Selection should be based only on the criteria listed in the input.