SCHURTER 7010.9902.55 Equivalent & Substitute Parts

Part Overview

The SCHURTER 7010.9902.55 is a 250 mA surface mount board mount fuse in the MKF series, featuring a 2-SMD square end block package. This component is classified as obsolete product status. Identification of equivalent and substitute parts is necessary to support ongoing design requirements, procurement continuity, and system maintenance where this fuse type is specified in existing applications.

Substiute Parts

7010.9902.55

SCHURTER Inc.In Stock: 8907010.9902.55 Datasheet

Current PartRFQ

7010.9902.57

SCHURTER Inc.In Stock: 11337010.9902.57 Datasheet

SimilarRFQ

7010.9902.03

SCHURTER Inc.In Stock: 11147010.9902.03 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SCHURTER 7010.9902.55 are determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Current Rating: 250 mA
• Mounting Type: Surface Mount
• Fuse Type: Board Mount (Cartridge Style Excluded)
• Package / Case: 2-SMD, Square End Block
• Response Time: Fast Blow
• Operating Temperature Range: -55°C ~ 85°C
• Size / Dimension: 0.276" L x 0.100" W x 0.100" H (7.00mm x 2.54mm x 2.54mm)
• Manufacturer: SCHURTER Inc.
• Series: MKF

The substitute parts identified below maintain full electrical and mechanical compatibility with the original part specification while offering active product status and enhanced compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

SCHURTER 7010.9902.57 and SCHURTER 7010.9902.03 are direct functional equivalents to the SCHURTER 7010.9902.55. Both substitute parts maintain identical electrical and mechanical specifications across all critical parameters including current rating, package configuration, mounting type, and operating temperature range.

The substitute parts offer the following advantages over the obsolete main part:

• Active Product Status: Both 7010.9902.57 and 7010.9902.03 maintain active product status, ensuring long-term availability and supply chain continuity.
• Enhanced Compliance: Both substitute parts carry ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements.
• Specified Voltage Ratings: The substitute parts include explicit voltage ratings of 125 V AC and 125 V DC, providing additional specification clarity.
• Documented Performance Characteristics: Breaking capacity (300A) and melting I²t (0.0061) are specified for the substitute parts, enabling precise circuit protection analysis.

Selection between 7010.9902.57 and 7010.9902.03 depends on packaging requirements. Part 7010.9902.57 is supplied in standard packaging, while part 7010.9902.03 is supplied in bulk packaging.

Frequently Asked Questions (FAQ)

Q: Can SCHURTER 7010.9902.57 or 7010.9902.03 be used as direct replacements for the obsolete 7010.9902.55?

A: Yes. Both substitute parts are parametrically equivalent across all critical electrical and mechanical parameters. They share identical current ratings (250 mA), package configurations (2-SMD, Square End Block), mounting types (Surface Mount), response characteristics (Fast Blow), and operating temperature ranges (-55°C ~ 85°C).

Q: What is the difference between SCHURTER 7010.9902.57 and SCHURTER 7010.9902.03?

A: The primary difference is packaging. Part 7010.9902.57 is supplied in standard packaging, while part 7010.9902.03 is supplied in bulk packaging. All electrical and mechanical specifications are identical between these two parts.

Q: Are the substitute parts compatible with existing PCB designs specified for the 7010.9902.55?

A: Yes. The substitute parts maintain identical physical dimensions (0.276" L x 0.100" W x 0.100" H) and the same 2-SMD, Square End Block package configuration, ensuring direct PCB footprint compatibility.

Q: Do the substitute parts meet current regulatory compliance standards?

A: Yes. Both SCHURTER 7010.9902.57 and 7010.9902.03 are ROHS3 compliant and REACH Unaffected, meeting current environmental and regulatory requirements.

Q: What voltage ratings apply to the substitute parts?

A: Both substitute parts are rated for 125 V AC and 125 V DC operation. The original obsolete part did not specify voltage ratings in its documentation.

Q: Are the substitute parts approved by the same certification agencies as the original part?

A: Yes. All three parts carry cURus approval agency certification.

Q: What is the breaking capacity of the substitute parts?

A: Both substitute parts have a breaking capacity of 300A at rated voltage, with a melting I²t value of 0.0061.