Equivalent & Substitute Parts for SPP-6K450

Part Overview

The Eaton - Bussmann Electrical Division part number SPP-6K450 is a fuse link rated at 450A and 700V with stud mounting. This product is classified as obsolete and requires a holder for installation. Alternative models are necessary to maintain continued operation and ensure serviceability in systems originally designed for SPP-6K450.

Substiute Parts

SPP-6K450

Eaton - Bussmann Electrical DivisionIn Stock: 1067SPP-6K450 Datasheet

Current PartRFQ

170M5509

Eaton - Bussmann Electrical DivisionIn Stock: 1070170M5509 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute part 170M5509 is grouped as an equivalent based strictly on the following allowed parameters:

• Manufacturer: Eaton - Bussmann Electrical Division
• Current Rating: 450A
• Voltage Rating: 700V/700VAC
• Mounting Type: Requires Holder

Only models matching these specified electrical and mechanical characteristics are considered as substitutes. Packaging type and product status are included for reference, as they determine installation and availability.

Parameter Comparison

Engineering Selection Recommendations

Selection of 170M5509 as a direct substitute for SPP-6K450 is justified strictly by matching current rating, voltage rating, mounting requirements, and manufacturer. The substitute part 170M5509 is classified as active status, RoHS compliant, and possesses relevant certifications (CSA, UR), supporting engineering requirements for compliance and continued availability.

Frequently Asked Questions (FAQ)

Q1: What are the critical substitution criteria for these fuse parts?
A1: Substitution is based on matched current rating (450A), voltage rating (700V/700VAC), mounting type (requires holder), and manufacturer (Eaton - Bussmann Electrical Division).

Q2: Is the package/case form factor considered in substitution?
A2: The package and case are listed and differ between fuse link and rectangular blade; however, only mounting type and holder requirement are verified as substitute criteria.

Q3: Does the product status affect compatibility?
A3: Yes, SPP-6K450 is obsolete, and an active part like 170M5509 is necessary for ongoing support and inventory requirements.

Q4: Are compliance and certifications provided for the substitute?
A4: The substitute part 170M5509 lists RoHS compliance and approval agencies CSA, UR, supporting regulatory and quality standards.

Q5: Is moisture sensitivity level relevant for selection?
A5: Both parts are listed with no moisture sensitivity concerns, which does not affect substitute compatibility for this product category.