Littelfuse 01020074N Fuse Clip Cartridge 250V 15A PCB

Part Overview

The Littelfuse 01020074N is a through-hole mounted fuse clip cartridge designed for 1/4" diameter fuses with a 15A current rating at 250V. This component is classified as obsolete, making identification of suitable alternatives necessary for ongoing production and maintenance applications. The part functions as a single-circuit fuseholder with horizontal orientation and PC pin termination, suitable for PCB integration in electrical protection circuits.

Substiute Parts

01020074N

Littelfuse Inc.In Stock: 114501020074N Datasheet

Current PartRFQ

01020074Z

Littelfuse Inc.In Stock: 878201020074Z Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The Littelfuse 01020074Z qualifies as a direct substitute for the 01020074N based on identical electrical and mechanical parameters. Substitution is valid when the following criteria are met:

• Current rating: 15 A
• Voltage rating: 250V
• Fuse size: 0.25" Dia (6.35mm)
• Mounting type: Through Hole
• Orientation: Horizontal
• Number of circuits: 1
• Termination style: PC Pin
• Contact material: Spring Brass
• Contact finish: Tin
• RoHS compliance: ROHS3 Compliant

The primary distinction between these parts is product status and packaging configuration, not functional or electrical characteristics.

Parameter Comparison

Engineering Selection Recommendations

The Littelfuse 01020074Z is the appropriate selection for applications currently specified with the 01020074N. Both parts maintain identical electrical performance and mechanical compatibility. The 01020074Z carries active product status, ensuring continued availability and supply chain reliability. Both components satisfy ROHS3 compliance requirements and are suitable for equivalent circuit protection applications.

Selection of the 01020074Z eliminates obsolescence risk while maintaining full functional equivalence in 15A, 250V single-circuit cartridge fuse holder applications with through-hole PCB mounting.

Frequently Asked Questions (FAQ)

Q: Can the 01020074Z directly replace the 01020074N in existing designs?

A: Yes. Both parts are electrically and mechanically identical across all specified parameters, including current rating, voltage rating, fuse size, mounting type, and termination style. Direct substitution is valid without circuit modification.

Q: What is the primary reason to transition from 01020074N to 01020074Z?

A: The 01020074N is classified as obsolete. The 01020074Z maintains active product status, ensuring long-term availability and supply chain continuity.

Q: Are there packaging differences between these parts?

A: The 01020074N is supplied in standard packaging, while the 01020074Z is supplied in bulk packaging. This distinction does not affect electrical or mechanical performance.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the 01020074N and 01020074Z are ROHS3 compliant and carry identical environmental and regulatory certifications.

Q: What fuse types are compatible with these cartridge clips?

A: Both parts are designed for use with 1/4" diameter (0.25" Dia / 6.35mm) cartridge fuses rated at 15A and 250V.