AM51114C43N-A Equivalent & Substitute Parts

Part Overview

The AM51114C43N-A is a snap action SPDT switch manufactured by Panasonic Electric Works, designed for chassis mount applications with 11A AC and 600mA DC current capacity at 125V. The product is classified as obsolete, making equivalent and substitute parts necessary for ongoing system maintenance and new design implementations. This reference provides qualified alternatives based on electrical and mechanical compatibility parameters.

Substiute Parts

AM51114C43N-A

Panasonic Electric WorksIn Stock: 872AM51114C43N-A Datasheet

Current PartRFQ

83264046

CrouzetIn Stock: 112883264046 Datasheet

SimilarRFQ

LS085R104F085C1A

E-SwitchIn Stock: 787LS085R104F085C1A Datasheet

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MAB104G01C04B01A

APEM Inc.In Stock: 968MAB104G01C04B01A Datasheet

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V7-1B19D8-022

Honeywell Sensing and Productivity SolutionsIn Stock: 2748V7-1B19D8-022 Datasheet

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V7-1S17D8-022

Honeywell Sensing and Productivity SolutionsIn Stock: 4566V7-1S17D8-022 Datasheet

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V7-3E17E9-022

Honeywell Sensing and Productivity SolutionsIn Stock: 919V7-3E17E9-022 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following critical parameters: circuit configuration (SPDT), switch function (On-Mom), mounting type (Chassis Mount), and termination style compatibility. Voltage and current ratings must meet or exceed the original specification. Actuator type and mechanical characteristics are secondary considerations when primary electrical parameters align.

The substitute parts are grouped into the following categories based on parameter alignment:

Group 1 - Direct Electrical Equivalents (11A AC, 125V AC/DC, SPDT On-Mom, Chassis Mount):

• V7-1B19D8-022 (Honeywell): Matches current and voltage ratings with identical circuit and function

Group 2 - Reduced Current Capacity (10A AC, 125V AC/DC, SPDT On-Mom, Chassis Mount):

• V7-3E17E9-022 (Honeywell): Suitable for applications not requiring full 11A capacity

Group 3 - Low Current Applications (100mA AC, 125V AC, SPDT On-Mom, Chassis Mount):

• V7-1S17D8-022 (Honeywell): For signal-level switching applications

Group 4 - Higher Current Capacity (16A AC, 125V AC, SPDT On-Mom, Chassis Mount):

• MAB104G01C04B01A (APEM Inc.): Exceeds current requirements; termination style differs (0.250" vs 0.187")

Group 5 - Higher Voltage Capacity (12A AC, 250V AC, SPDT On-Mom, Chassis Mount):

• 83264046 (Crouzet): Exceeds voltage requirements; current rating slightly higher

Group 6 - Low Voltage/Low Current (0.4VA, 20V AC/DC, SPDT On-Mom, Chassis Mount):

• LS085R104F085C1A (E-Switch): Suitable only for low-voltage applications

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: V7-1B19D8-022 (Honeywell)

This part provides the closest electrical equivalence to the AM51114C43N-A with matching 11A AC and 125V AC/DC ratings, identical SPDT On-Mom configuration, and compatible 0.187" termination. The part is active status with RoHS compliance. The lower DC current rating (500mA vs 600mA) is acceptable for most applications. The narrower operating temperature range (-40°C to 85°C vs -25°C to 105°C) should be verified against system requirements.

Secondary Recommendation: V7-3E17E9-022 (Honeywell)

Suitable for applications where 10A AC capacity is sufficient. Offers active status and RoHS compliance. Termination style differs (0.250" vs 0.187"), requiring connector verification. Identical electrical life and mechanical life specifications.

Alternative for Higher Current: MAB104G01C04B01A (APEM Inc.)

Provides 16A AC capacity at 125V with active status and RoHS compliance. Termination style is 0.250", requiring connector compatibility assessment. Electrical life is reduced to 50,000 cycles. Operating temperature range extends to -10°C minimum.

Alternative for Higher Voltage: 83264046 (Crouzet)

Rated for 250V AC with 12A capacity, providing voltage margin. Active status with RoHS compliance. Maintains 0.187" termination compatibility. Mechanical life is significantly reduced to 1,000,000 cycles. Electrical life data not provided.

Not Recommended for Direct Substitution:

V7-1S17D8-022 and LS085R104F085C1A are unsuitable for applications requiring the original 11A capacity and should only be considered for signal-level switching applications with substantially lower current requirements.

Frequently Asked Questions (FAQ)

Q: Can V7-1B19D8-022 directly replace AM51114C43N-A in all applications?

A: V7-1B19D8-022 is electrically compatible for SPDT On-Mom switching at 11A AC and 125V. The 500mA DC rating versus 600mA original specification is acceptable for most applications. Verify the operating temperature range (-40°C to 85°C) meets system requirements, as the original part operates to 105°C.

Q: What is the impact of termination style differences?

A: The original part uses 0.187" (4.7mm) Quick Connect termination. V7-3E17E9-022 and MAB104G01C04B01A use 0.250" (6.3mm) termination. Connector compatibility must be verified before substitution. V7-1B19D8-022 maintains 0.187" compatibility.

Q: Are all substitute parts RoHS compliant?

A: V7-1B19D8-022, V7-3E17E9-022, V7-1S17D8-022, and MAB104G01C04B01A are RoHS3 compliant. 83264046 is RoHS compliant. LS085R104F085C1A is ROHS3 compliant. All parts are REACH unaffected or compliant.

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