SCHURTER 7100.1121.13 Board Mount Fuse – Equivalent & Substitute Parts

Part Overview

The SCHURTER 7100.1121.13 is a 4 A, 250 V AC/DC board mount fuse with slow blow response characteristics, designed for through-hole radial mounting in radial box packaging. This component is classified as Active product status and is ROHS3 compliant. Substitute parts are identified when equivalent electrical ratings, mechanical mounting specifications, and regulatory certifications align with the original component's functional requirements.

Substiute Parts

7100.1121.13

SCHURTER Inc.In Stock: 9647100.1121.13 Datasheet

Current PartRFQ

7100.1021.13

SCHURTER Inc.In Stock: 11287100.1021.13 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SCHURTER 7100.1121.13 are identified based on strict equivalence across the following critical parameters:

• Current Rating: 4 A
• Voltage Rating – AC: 250 V
• Response Time: Slow Blow
• Mounting Type: Through Hole
• Fuse Type: Board Mount (Cartridge Style Excluded)
• Package / Case: Radial, Box
• Breaking Capacity @ Rated Voltage: 50 A
• Melting I²t: 25
• Operating Temperature Range: -40°C ~ 85°C
• Physical Dimensions: 0.453" L x 0.197" W x 0.315" H (11.50mm x 5.00mm x 8.00mm)
• Regulatory Compliance: ROHS3 Compliant, cURus Approval

The substitute part SCHURTER 7100.1021.13 meets all specified electrical and mechanical parameters, ensuring direct functional equivalence for board mount fuse applications.

Parameter Comparison

Engineering Selection Recommendations

Both the SCHURTER 7100.1121.13 and SCHURTER 7100.1021.13 are Active product status components with identical electrical specifications, mechanical mounting characteristics, and regulatory compliance certifications. Selection between these parts may be based on inventory availability and lead time considerations. Both components carry ROHS3 compliance and cURus approval, confirming suitability for applications requiring these certifications. The identical breaking capacity, melting I²t rating, and operating temperature range ensure equivalent performance in board mount fuse applications.

Frequently Asked Questions (FAQ)

Q: Can SCHURTER 7100.1021.13 be used as a direct replacement for SCHURTER 7100.1121.13?

A: Yes. Both parts are identical across all critical electrical parameters (4 A, 250 V AC, slow blow response), mechanical specifications (through-hole radial mounting, radial box package), and regulatory certifications (ROHS3 compliant, cURus approved). Physical dimensions and breaking capacity are equivalent.

Q: Are there differences in the radial box packaging between these two part numbers?

A: No. Both parts use identical radial box packaging with dimensions of 0.453" L x 0.197" W x 0.315" H (11.50mm x 5.00mm x 8.00mm).

Q: Do both parts meet the same regulatory and compliance standards?

A: Yes. Both SCHURTER 7100.1121.13 and SCHURTER 7100.1021.13 are ROHS3 compliant and carry cURus approval. Both are classified as REACH Unaffected and carry ECCN EAR99 designation.

Q: What is the operational temperature range for these board mount fuses?

A: Both parts operate across the temperature range of -40°C to 85°C, ensuring performance consistency across standard industrial and commercial environments.

Q: Are the melting I²t and breaking capacity specifications identical?

A: Yes. Both parts have a melting I²t rating of 25 and a breaking capacity of 50 A at rated voltage, confirming equivalent protective characteristics.