AM50010C43-A Equivalent & Substitute Parts

Part Overview

The AM50010C43-A is a snap-action SPDT switch manufactured by Panasonic Electric Works, designed for chassis mount applications with quick connect termination. This component operates at 0.1A (100mA) and 125V AC, featuring a round pin plunger actuator with on-momentary switch function. The product is currently obsolete, making equivalent and substitute parts necessary for ongoing maintenance, repair, and new design implementations where similar electrical and mechanical characteristics are required.

Substiute Parts

AM50010C43-A

Panasonic Electric WorksIn Stock: 1134AM50010C43-A Datasheet

Current PartRFQ

83161806

CrouzetIn Stock: 78583161806 Datasheet

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D419-R1AA-G2

ZF ElectronicsIn Stock: 1161D419-R1AA-G2 Datasheet

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LS0851500F250C1A

E-SwitchIn Stock: 993LS0851500F250C1A Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AM50010C43-A is determined by the following critical parameters:

• Circuit Configuration: SPDT topology is mandatory for functional equivalence
• Switch Function: On-momentary operation must be maintained
• Actuator Type: Round pin plunger design ensures mechanical compatibility
• Mounting Type: Chassis mount configuration is required
• Termination Style: Quick connect 0.187" (4.7mm) terminals ensure electrical connection compatibility
• Operating Position: 0.579" (14.7mm) stroke length must be preserved for mechanical fit
• Electrical Ratings: Current and voltage ratings must meet or exceed the original specification to ensure safe operation in the intended circuit

Three substitute parts meet these core substitution criteria while maintaining functional compatibility with the AM50010C43-A:

1. D419-R1AA-G2 (ZF Electronics) - Matches termination, actuator type, and operating position; exceeds voltage and current ratings
2. 83161806 (Crouzet) - Matches termination, actuator type, and operating position; significantly exceeds current and voltage ratings
3. LS0851500F250C1A (E-Switch) - Matches termination, actuator type, and operating position; exceeds current and voltage ratings

Parameter Comparison

Engineering Selection Recommendations

D419-R1AA-G2 (ZF Electronics) is the primary substitute for direct replacement applications. This part maintains identical termination geometry (0.187" quick connect), matching actuator type, and equivalent operating position. The part is ROHS3 compliant and currently in active production status. Current and voltage ratings exceed the original specification, providing design margin. Operating temperature range (-40°C to 85°C) is narrower than the original but suitable for most industrial applications. Electrical life is reduced to 50,000 cycles compared to the original 100,000 cycles.

83161806 (Crouzet) offers the highest current capacity (5A AC) and widest operating temperature range (-60°C to 150°C), with superior mechanical life (20,000,000 cycles). However, the termination style uses 0.250" (6.3mm) quick connect terminals, requiring connector modification or adapter implementation. This part is RoHS compliant and actively produced. Selection is appropriate for high-temperature or high-cycle-count applications where termination adaptation is feasible.

LS0851500F250C1A (E-Switch) maintains identical termination and actuator specifications with the original part. Current capacity is significantly higher (15A AC), and the part is ROHS3 compliant with active production status. Operating temperature range (-25°C to 85°C) matches the lower bound of the original specification. Mechanical life is substantially lower (1,000,000 cycles) compared to the original 10,000,000 cycles. Selection is appropriate for low-cycle-count applications where the higher current rating provides design flexibility.

Frequently Asked Questions (FAQ)

Q: Can D419-R1AA-G2 be used as a direct replacement for AM50010C43-A?

A: Yes. The D419-R1AA-G2 maintains identical quick connect termination (0.187" / 4.7mm), round pin plunger actuator, chassis mount configuration, and operating position (0.579" / 14.7mm). Current and voltage ratings exceed the original specification. No mechanical or electrical modifications are required for installation.

Q: Why does 83161806 have different termination dimensions?

A: The 83161806 uses 0.250" (6.3mm) quick connect terminals compared to the 0.187" (4.7mm) terminals on the AM50010C43-A. This difference requires connector replacement or adapter implementation. The larger terminal size is a design characteristic of the Crouzet 83161 series and does not affect electrical function.

Q: What is the significance of the reduced electrical life in substitute parts?

A: The AM50010C43-A specifies 100,000 electrical cycles, while D419-R1AA-G2 and LS0851500F250C1A specify 50,000 cycles. Electrical life represents the number of switching operations before contact degradation occurs. Selection should account for actual application cycle frequency. If the application requires fewer than 50,000 cycles over the component lifetime, the reduced rating does not impact reliability.

Q: Are all substitute parts RoHS compliant?

A: Yes. D419-R1AA-G2 is ROHS3 compliant, 83161806 is RoHS compliant, and LS0851500F250C1A is ROHS3 compliant. All substitute parts meet current environmental compliance requirements.

Q: Which substitute part is best for high-temperature applications?

A: The 83161806 (Crouzet) operates across the widest temperature range (-60°C to 150°C), making it suitable for extreme temperature environments. However, termination modification is required due to the 0.250" (6.3mm) quick connect terminals. For applications requiring temperatures above 85°C without termination modification, the AM50010C43-A and its direct substitutes have limited options within this product category.

Q: Can LS0851500F250C1A replace AM50010C43-A in all applications?

A: LS0851500F250C1A maintains identical termination and actuator specifications, making it mechanically compatible. However, mechanical life is reduced to 1,000,000 cycles compared to the original 10,000,000 cycles. Selection is appropriate only for applications with low switching frequency or where the higher current capacity (15A) provides design benefit.