SCHURTER 4430.2977 Circuit Breaker Thermal 15A 240VAC 60VDC Equivalent & Substitute Parts

Part Overview

The SCHURTER 4430.2977 is a thermal circuit breaker designed for panel mount applications with a 15A current rating at 240V AC and 60V DC. This two-pole pushbutton-actuated breaker is part of the TA45 series and maintains Active product status. Equivalent and substitute parts are identified based on matching electrical ratings, mechanical configuration, and compliance certifications to ensure direct functional interchangeability in circuit protection applications.

Substiute Parts

4430.2977

SCHURTER Inc.In Stock: 8494430.2977 Datasheet

Current PartRFQ

4430.0625

SCHURTER Inc.In Stock: 8024430.0625 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SCHURTER 4430.2977 is determined by the following critical parameters:

• Current Rating: 15A
• Voltage Rating - AC: 240V
• Voltage Rating - DC: 60V
• Breaker Type: Thermal
• Mounting Type: Panel Mount
• Actuator Type: Pushbutton
• Number of Poles: 2
• Series: TA45

Parts matching all these parameters are classified as parametric equivalents and direct substitutes. The SCHURTER 4430.0625 meets all specified electrical and mechanical requirements, establishing it as a functional equivalent within the TA45 series.

Parameter Comparison

Engineering Selection Recommendations

Both the SCHURTER 4430.2977 and 4430.0625 are Active status products with identical electrical specifications and mechanical configurations. Both parts maintain ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements for circuit protection components. Selection between these parts may be based on inventory availability: 4430.2977 has 747 units in stock, while 4430.0625 has 774 units in stock. Both are suitable for direct substitution in 15A, 240VAC/60VDC panel mount thermal circuit breaker applications.

Frequently Asked Questions (FAQ)

Q: Can the SCHURTER 4430.0625 directly replace the 4430.2977 in existing designs?

A: Yes. Both parts share identical electrical ratings (15A, 240VAC, 60VDC), thermal breaker type, two-pole configuration, pushbutton actuation, and panel mount form factor. They are parametric equivalents within the TA45 series.

Q: What parameters must match for substitution eligibility?

A: Current rating, AC voltage rating, DC voltage rating, breaker type, mounting type, actuator type, and pole count must all match. Both parts meet these criteria.

Q: Are there compliance differences between these parts?

A: No. Both parts are ROHS3 compliant and REACH Unaffected, with identical regulatory status.

Q: Does packaging differ between these parts?

A: No. Both parts are supplied in Bulk packaging.

Q: Which part should be selected based on availability?

A: Selection may be based on inventory levels. The 4430.0625 has 774 units in stock compared to 747 units for the 4430.2977.