AM51141D43N-A Equivalent & Substitute Parts

Part Overview

The AM51141D43N-A is a snap action SPDT switch manufactured by Panasonic Electric Works, designed for chassis mount applications with 11A AC and 600mA DC current ratings at 125V. The part is classified as obsolete, making equivalent substitutes necessary for ongoing maintenance, repair, and new design implementations where this switch function is required.

Substiute Parts

AM51141D43N-A

Panasonic Electric WorksIn Stock: 746AM51141D43N-A Datasheet

Current PartRFQ

83264022

CrouzetIn Stock: 111783264022 Datasheet

SimilarRFQ

LS0851502F045C1A

E-SwitchIn Stock: 5178LS0851502F045C1A Datasheet

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V3L-1088

Honeywell Sensing and Productivity SolutionsIn Stock: 799V3L-1088 Datasheet

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V3L-63

Honeywell Sensing and Productivity SolutionsIn Stock: 768V3L-63 Datasheet

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V7-9W1AE9-022

Honeywell Sensing and Productivity SolutionsIn Stock: 674V7-9W1AE9-022 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AM51141D43N-A is determined by the following critical parameters:

• Circuit configuration must be SPDT
• Switch function must be On-Momentary
• Mounting type must be Chassis Mount
• Actuator type must be Lever, Straight
• Termination style must be Quick Connect - 0.250" (6.3mm)
• Current rating must support minimum 11A AC at 125V AC
• Voltage rating must support minimum 125V AC

The substitute parts identified meet these core electrical and mechanical compatibility criteria. Parts with higher current or voltage ratings are acceptable as they provide equivalent or superior performance within the same form factor and termination standard.

Parameter Comparison

Engineering Selection Recommendations

V7-9W1AE9-022 (Honeywell) is the primary substitute for AM51141D43N-A. This part maintains identical electrical ratings at 15A AC / 125V AC, matching the original 0.250" (6.3mm) Quick Connect termination and chassis mount configuration. The V7-9W1AE9-022 is active product status with RoHS compliance, equivalent electrical life (100,000 cycles), and superior mechanical life (10,000,000 cycles). Operating temperature range extends to 177°C, exceeding the original specification.

LS0851502F045C1A (E-Switch) provides an alternative with 15A AC / 125V AC rating and active product status with ROHS3 compliance. This part uses 0.187" (4.7mm) Quick Connect termination, requiring connector verification before implementation. Mechanical life is reduced to 1,000,000 cycles and electrical life to 50,000 cycles.

83264022 (Crouzet) operates at 12A AC / 250V AC with 0.250" (6.3mm) termination compatibility. The elevated voltage rating (250V) provides margin above the 125V requirement. Product status and compliance information are not specified.

Frequently Asked Questions (FAQ)

Q: Can V7-9W1AE9-022 directly replace AM51141D43N-A without modification?

A: Yes. Both parts share identical termination style (Quick Connect - 0.250" 6.3mm), mounting type (Chassis Mount), circuit configuration (SPDT), and voltage rating (125V AC). The V7-9W1AE9-022 exceeds the current requirement (15A vs. 11A) and maintains equivalent electrical life specifications.

Q: What is the primary difference between LS0851502F045C1A and the other substitutes?

A: LS0851502F045C1A uses 0.187" (4.7mm) Quick Connect termination instead of 0.250" (6.3mm). This requires verification that existing connectors or wiring harnesses are compatible with the smaller terminal size before selection.

Q: Is 83264022 suitable for 125V AC applications?

A: Yes. The 83264022 is rated for 250V AC, which exceeds the 125V AC requirement of the original part. The 12A AC current rating also exceeds the 11A requirement. However, verify that the higher voltage rating does not introduce unintended circuit behavior in your specific application.

Q: Why is mechanical life different across substitutes?

A: Mechanical life varies based on switch design and construction. The original AM51141D43N-A and V7-9W1AE9-022 both specify 10,000,000 cycles. LS0851502F045C1A and 83264022 specify 1,000,000 cycles, reflecting different internal mechanisms. Select based on expected cycle count requirements in your application.

Q: Are all substitutes RoHS compliant?

A: V7-9W1AE9-022 and LS0851502F045C1A are RoHS compliant. Compliance status for 83264022 is not specified in available documentation. Verify RoHS requirements for your application before final selection.