BK/GMC-7A Equivalent & Substitute Parts

Part Overview

The BK/GMC-7A is a glass fuse rated at 7A, 125VAC, with a 5x20mm form factor, manufactured by Eaton - Electronics Division. This component is classified as obsolete and is RoHS non-compliant. Due to its obsolete status and non-compliance with current regulatory standards, identification of equivalent substitute parts is necessary for ongoing system maintenance and new design implementations where this specification is required.

Substiute Parts

BK/GMC-7A

Eaton - Electronics DivisionIn Stock: 1120BK/GMC-7A Datasheet

Current PartRFQ

BK/GMC-7-R

Eaton - Electronics DivisionIn Stock: 1982BK/GMC-7-R Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BK/GMC-7A is determined by the following critical electrical and mechanical parameters:

Electrical Parameters:

• Current Rating: 7A
• Voltage Rating (AC): 125V
• Fuse Type: Glass Cartridge

Mechanical Parameters:

• Package / Case: 5mm x 20mm form factor
• Mounting Type: Requires Holder

The substitute part BK/GMC-7-R maintains identical electrical specifications (7A, 125VAC) and mechanical form factor (5x20mm), ensuring direct functional equivalence. Both parts are manufactured by Eaton - Electronics Division and belong to the GMC series, confirming compatibility within the same product family.

Parameter Comparison

Engineering Selection Recommendations

The BK/GMC-7-R is the direct substitute for the BK/GMC-7A based on identical electrical and mechanical specifications. The substitute part offers the following advantages:

Product Status: The BK/GMC-7-R maintains active product status, ensuring continued availability and supply chain reliability compared to the obsolete BK/GMC-7A.

Regulatory Compliance: The BK/GMC-7-R is ROHS3 compliant, addressing the non-compliance status of the original part and meeting current regulatory requirements for new installations and system updates.

Certifications: The BK/GMC-7-R carries MITI and UL approvals, providing documented compliance with international safety standards.

Electrical Performance: Both parts are rated identically at 7A, 125VAC with 5x20mm form factor, ensuring direct functional replacement without circuit redesign or holder modification.

Frequently Asked Questions (FAQ)

Q: Can the BK/GMC-7-R be used as a direct replacement for the BK/GMC-7A?

A: Yes. Both parts share identical current rating (7A), voltage rating (125VAC), and mechanical form factor (5x20mm). The BK/GMC-7-R is a direct electrical and mechanical equivalent.

Q: What is the difference between the BK/GMC-7A and BK/GMC-7-R?

A: The primary differences are product status and regulatory compliance. The BK/GMC-7A is obsolete and RoHS non-compliant, while the BK/GMC-7-R is an active product with ROHS3 compliance and MITI/UL certifications.

Q: Does the BK/GMC-7-R require the same holder as the BK/GMC-7A?

A: Yes. Both parts are 5x20mm glass cartridge fuses that require a compatible fuse holder. No holder modification is necessary when substituting between these parts.

Q: What is the response time of the BK/GMC-7-R?

A: The BK/GMC-7-R has a Medium Blow response time characteristic, suitable for general-purpose AC/DC circuit protection applications.

Q: Are there any compatibility concerns when replacing BK/GMC-7A with BK/GMC-7-R?

A: No compatibility concerns exist. Both parts are manufactured by Eaton - Electronics Division and belong to the GMC series, with identical electrical specifications and mechanical dimensions.