Weidmüller 6720005352 Circuit Breaker Thermal 12A 24VDC - Equivalent & Substitute Parts

Part Overview

The Weidmüller 6720005352 is a thermal circuit breaker rated for 12A at 24VDC with slide switch actuation, designed for DIN rail mounting. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for system maintenance and component procurement. The substitute part 7940100389 maintains identical electrical and mechanical specifications while offering active product status and improved availability.

Substiute Parts

6720005352

WeidmüllerIn Stock: 8186720005352 Datasheet

Current PartRFQ

7940100389

WeidmüllerIn Stock: 7577940100389 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Weidmüller 6720005352 is determined by strict equivalence across the following critical parameters:

• Current Rating: 12A
• Voltage Rating: 24VDC
• Breaker Type: Thermal
• Mounting Type: DIN Rail
• Actuator Type: Slide Switch
• Number of Poles: 1
• Illumination Configuration: Green, Orange, Red
• Regulatory Compliance: ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, VDE

The substitute part 7940100389 meets all these criteria, maintaining full functional and mechanical compatibility within the ESX10-T series.

Parameter Comparison

Engineering Selection Recommendations

The Weidmüller 7940100389 is the direct equivalent for the obsolete 6720005352. Both components carry identical electrical ratings, mechanical specifications, and regulatory certifications. The primary distinction is product status: 7940100389 maintains active manufacturing status, ensuring long-term availability and supply chain continuity. Both parts satisfy ATEX, CE, CSA, UL, and VDE compliance requirements, making them interchangeable in regulated applications. Selection between these parts should be based on procurement availability and supply chain requirements rather than technical performance differences.

Frequently Asked Questions (FAQ)

Q: Can 7940100389 directly replace 6720005352 in existing installations?

A: Yes. Both components are identical in electrical rating (12A, 24VDC), breaker type (thermal), actuator configuration (slide switch), mounting method (DIN rail), and regulatory compliance. Direct substitution is supported without circuit modification.

Q: What is the significance of the product status difference?

A: The 6720005352 is classified as obsolete, indicating discontinued manufacturing. The 7940100389 maintains active status, ensuring ongoing availability and supply chain support. For new designs or long-term system maintenance, 7940100389 is the preferred selection.

Q: Are the illumination specifications identical?

A: Yes. Both components feature identical illumination configuration with Green, Orange, and Red indicators, ensuring consistent operational feedback in control systems.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both components carry identical approvals: ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, and VDE. They are fully compliant for use in regulated industrial and hazardous area applications.

Q: Is packaging a consideration for substitution?

A: The 6720005352 is supplied with standard packaging, while 7940100389 is packaged in boxes. This difference does not affect functional compatibility or installation requirements.