AM50044D53-A Equivalent & Substitute Parts

Part Overview

The AM50044D53-A is a snap-action SPDT switch manufactured by Panasonic Electric Works, designed for chassis mount applications with quick connect termination. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing maintenance, repair, and new design implementations where legacy component compatibility is required.

The switch operates at 125V AC / 30V DC with a 100mA current rating and features a lever with simulated roller actuator. Its mechanical reliability is demonstrated through 10,000,000 cycles of mechanical life and 100,000 cycles of electrical life.

Substiute Parts

AM50044D53-A

Panasonic Electric WorksIn Stock: 842AM50044D53-A Datasheet

Current PartRFQ

V7-1X1AD8-304

Honeywell Sensing and Productivity SolutionsIn Stock: 1433V7-1X1AD8-304 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AM50044D53-A is based on the following critical parameters that must align between the main part and substitute:

Primary Compatibility Criteria:

• Circuit configuration: SPDT
• Switch function: On-Momentary
• Mounting type: Chassis Mount
• Actuator type: Lever with simulated roller
• Voltage rating: 125V AC minimum
• Termination: Quick Connect style

Secondary Consideration:

• Current rating: The substitute part must support the application's current requirements. The AM50044D53-A operates at 100mA; substitutes with higher current ratings (such as 6A) are acceptable for applications requiring the same or lower current draw.

The V7-1X1AD8-304 from Honeywell Sensing and Productivity Solutions meets these criteria as an active, in-production alternative with identical circuit configuration, switch function, mounting type, and actuator design.

Parameter Comparison

Engineering Selection Recommendations

The V7-1X1AD8-304 is the qualified substitute for the AM50044D53-A based on the following engineering factors:

Functional Equivalence: Both switches share identical circuit topology (SPDT), switch function (On-Momentary), actuator design (lever with simulated roller), and mounting configuration (chassis mount). Both are rated for 125V AC operation and support 100,000 electrical cycles.

Product Status Advantage: The V7-1X1AD8-304 is an active product in current production, ensuring long-term availability and supply chain stability compared to the obsolete AM50044D53-A.

Compliance and Certification: The V7-1X1AD8-304 carries RoHS compliance certification, meeting modern environmental and regulatory requirements. Both parts share identical ECCN and HTSUS classifications.

Current Rating Consideration: The V7-1X1AD8-304 is rated for 6A AC, which exceeds the 100mA requirement of the AM50044D53-A. This higher current capacity does not create compatibility issues in applications designed for the lower-rated original part.

Termination Difference: The V7-1X1AD8-304 uses 0.187" (4.7mm) quick connect terminals versus the 0.250" (6.3mm) terminals on the AM50044D53-A. Terminal adapter plates or custom harness modifications may be required depending on the application's connector configuration.

Temperature Range: The V7-1X1AD8-304 operates across -40°C to 177°C, providing extended temperature capability beyond the AM50044D53-A's -25°C to 105°C range.

Frequently Asked Questions (FAQ)

Q: Can the V7-1X1AD8-304 directly replace the AM50044D53-A without modifications?

A: Functional substitution is valid for circuit and switch operation. However, the termination connector size differs (0.187" vs. 0.250"), requiring evaluation of the existing harness or connector interface. Mechanical mounting and actuator engagement must be verified for the specific application.

Q: Why is the V7-1X1AD8-304 rated for 6A when the original part is only 100mA?

A: Current rating indicates the maximum safe operating current. A higher-rated substitute does not create compatibility issues when used in applications requiring lower current. The 6A rating provides design margin and flexibility for future applications.

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

A: The AM50044D53-A is obsolete, meaning Panasonic Electric Works no longer manufactures or supports this component. The V7-1X1AD8-304 is active production, ensuring availability, technical support, and consistent quality for new procurements and long-term supply chain planning.

Q: Are there compliance differences between these parts?

A: The V7-1X1AD8-304 is RoHS compliant, meeting current environmental regulations. The AM50044D53-A's RoHS status is not specified. Both parts share identical ECCN (EAR99) and HTSUS (8536.50.7000) classifications for export and tariff purposes.

Q: What mechanical differences should be considered?

A: Operating force differs (120gf vs. 34gf), and operating position varies (0.730" vs. 0.806"). These differences may affect tactile feedback and mechanical integration. Application-specific testing is necessary if these parameters are critical to system performance.

Q: Is the extended temperature range of the V7-1X1AD8-304 a concern?

A: The extended range (-40°C to 177°C vs. -25°C to 105°C) is an advantage for applications requiring broader environmental operation. It does not create compatibility issues for applications within the original part's temperature specification.