HTB-68I-R Equivalent & Substitute Parts Reference

Part Overview

The HTB-68I-R is a cartridge fuse holder manufactured by Eaton - Electronics Division, designed for panel mount applications in 250V circuits with a 20A current rating. This component is classified as an active product and is widely used in electrical distribution and protection systems requiring single-circuit cartridge fuse accommodation. The HTB-68I-R accepts 3AG cartridge fuses with dimensions of 0.25" diameter by 1.26" length (6.35mm x 32mm). Identifying equivalent and substitute parts is necessary to ensure supply chain continuity, manage inventory across multiple procurement channels, and maintain design flexibility when sourcing from authorized distributors.

Substiute Parts

HTB-68I-R

Eaton - Electronics DivisionIn Stock: 1060HTB-68I-R Datasheet

Current PartRFQ

BK/HTB-68I-R

Eaton - Electronics DivisionIn Stock: 990BK/HTB-68I-R Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the HTB-68I-R are determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Voltage rating: 250V
• Current rating: 20 A
• Number of circuits: 1 circuit

Mechanical Parameters:

• Fuse size accommodation: 0.25" Dia x 1.26" L (6.35mm x 32mm)
• Mounting configuration: Panel Mount
• Termination interface: Quick Connect - 0.250" (6.3mm)
• Fuse type: Cartridge

Compliance Parameters:

• Manufacturer: Eaton - Electronics Division
• Series: HTB
• RoHS compliance status
• REACH compliance status

Parts meeting all these criteria are classified as direct substitutes. The BK/HTB-68I-R variant is identified as a direct manufacturer equivalent, sharing identical electrical and mechanical specifications with the primary HTB-68I-R part number.

Parameter Comparison

Engineering Selection Recommendations

The BK/HTB-68I-R is a direct equivalent to the HTB-68I-R and is suitable for use in applications requiring identical electrical and mechanical performance. Both parts are manufactured by Eaton - Electronics Division and maintain active product status. Selection between HTB-68I-R and BK/HTB-68I-R should be based on:

Compliance Considerations: Both parts satisfy RoHS and REACH regulatory requirements applicable to electrical components. The HTB-68I-R carries ROHS3 compliance designation, while the BK/HTB-68I-R carries RoHS compliance designation. Both are acceptable for applications requiring environmental compliance.

Inventory and Availability: HTB-68I-R: 979 pieces in stock BK/HTB-68I-R: 966 pieces in stock

Both variants are available in bulk packaging and maintain sufficient inventory levels for production requirements.

Application Compatibility: Both parts are designed for 3AG cartridge fuses with 1/4" x 1-1/4" dimensions (SFE-20). Panel mount configuration and quick connect termination are identical across both variants, ensuring direct interchangeability in circuit designs and PCB layouts.

Frequently Asked Questions (FAQ)

Q: Can BK/HTB-68I-R be used as a direct replacement for HTB-68I-R?

A: Yes. The BK/HTB-68I-R is a direct manufacturer equivalent with identical electrical ratings (250V, 20A), mechanical dimensions (0.25" Dia x 1.26" L), mounting configuration (panel mount), and termination style (quick connect 0.250"). Both parts accommodate the same 3AG cartridge fuse type.

Q: Are there differences in RoHS compliance between the two parts?

A: Both parts are RoHS compliant. The HTB-68I-R carries ROHS3 designation, while the BK/HTB-68I-R carries RoHS designation. Both meet current environmental compliance requirements for electrical components.

Q: What fuse types are compatible with these holders?

A: Both HTB-68I-R and BK/HTB-68I-R are designed for 3AG cartridge fuses with dimensions of 0.25" diameter by 1.26" length (6.35mm x 32mm), also referenced as 1/4" x 1-1/4" (SFE-20).

Q: What is the termination interface for these fuse holders?

A: Both parts feature Quick Connect termination with 0.250" (6.3mm) contact spacing, enabling standard panel mount installation without soldering.

Q: Are these parts suitable for 250V applications?

A: Yes. Both HTB-68I-R and BK/HTB-68I-R are rated for 250V operation and are suitable for use in 250V electrical circuits with 20A maximum current.

Q: What is the moisture sensitivity level for these components?

A: Both parts carry Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life without moisture control requirements.