Equivalent & Substitute Parts for SPP-4F125

Part Overview

The SPP-4F125 from Eaton - Bussmann Electrical Division is a 125A 700V blade fuse link, categorized under fuse links requiring a separate holder for mounting. This product is classified as obsolete. Finding alternative fuse models is necessary to ensure ongoing maintenance, repair, and availability in systems where the original part is specified but no longer in production.

Substiute Parts

SPP-4F125

Eaton - Bussmann Electrical DivisionIn Stock: 1019SPP-4F125 Datasheet

Current PartRFQ

170M3713

Eaton - Bussmann Electrical DivisionIn Stock: 1005170M3713 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts are selected based on matching key technical and regulatory parameters. The primary criteria for substitution are: manufacturer, current rating, voltage rating, mounting configuration or compatibility, and applicable regulatory compliance attributes (REACH, ECCN, HTSUS). Substitute fuse parts must meet or exceed the same current and voltage ratings, have compatible mounting or package form factors, and possess equivalent regulatory and inventory status to ensure form, fit, and function.

Parameter Comparison

Engineering Selection Recommendations

The SPP-4F125 is obsolete, and the 170M3713 is listed as an active substitute with current manufacturer availability. Both products are classified under ECCN EAR99 and HTSUS 8536.10.0040, and manufactured by Eaton - Bussmann Electrical Division. Regulatory compliance and inventory status are confirmed as per the provided parameters. The substitute 170M3713 provides the same rated current and voltage, and is compliant with RoHS requirements.

Frequently Asked Questions (FAQ)

Q1: What criteria are used to determine acceptable substitute fuses?
Substitute fuses must match rated current, voltage, form factor, mounting configuration, and comply with the same regulatory statuses as the original part.

Q2: Are mounting and package forms always identical between the SPP-4F125 and substitutes?
Mounting may differ (e.g., Requires Holder vs. Bolt Mount) and package variations exist (Fuse Link vs. Rectangular, Blade). Mechanical fit and mounting compatibility must be checked based on the fields provided.

Q3: Are substitute fuses compliant with REACH and RoHS?
As per the provided data, the SPP-4F125 is REACH unaffected. The 170M3713 is RoHS compliant. Match compliance characteristics as documented.

Q4: What part status differences exist between the main and substitute fuses?
The SPP-4F125 is obsolete. The 170M3713 is currently active and available.

Q5: Are both fuses manufactured by the same supplier?
Yes, both are manufactured by Eaton - Bussmann Electrical Division.

Q6: Do the substitutes have the same certifications and customs classifications?
Both parts are listed under the same ECCN (EAR99) and HTSUS (8536.10.0040) codes.