AM50644D33-A Equivalent & Substitute Parts

Part Overview

The AM50644D33-A is a snap action SPDT switch manufactured by Panasonic Electric Works, designed for chassis mount applications with quick connect termination. This component features a lever with simulated roller actuator and is rated for 6A at 125V AC/DC operation. The product is currently obsolete, making identification of equivalent substitute parts essential for system maintenance, repair, and redesign applications where continued functionality is required.

Substiute Parts

AM50644D33-A

Panasonic Electric WorksIn Stock: 779AM50644D33-A Datasheet

Current PartRFQ

831613C3.FA

CrouzetIn Stock: 1007831613C3.FA Datasheet

SimilarRFQ

V7-1X1AD8-304

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

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AM50644D33-A is determined by the following critical parameters:

Primary Compatibility Criteria:

• Circuit configuration must be SPDT
• Switch function must be On-Momentary
• Mounting type must be Chassis Mount
• Actuator type must be Lever with Simulated Roller
• Current and voltage ratings must meet or exceed the original specification (6A at 125V AC minimum)
• Termination style must be Quick Connect format compatible with 0.250" (6.3mm) or equivalent

Identified Substitute Parts:

The V7-1X1AD8-304 manufactured by Honeywell Sensing and Productivity Solutions meets all primary compatibility criteria. This part matches the circuit configuration, switch function, mounting type, and actuator type of the original component. The electrical and mechanical specifications align with the AM50644D33-A requirements.

The 831613C3.FA manufactured by Crouzet provides an alternative with enhanced electrical ratings (16A at 250V AC), offering greater capacity than the original specification while maintaining the same circuit topology and mounting configuration. However, this part features a different termination style (Quick Connect - 0.250" format) and mechanical characteristics that differ from the original.

Parameter Comparison

Engineering Selection Recommendations

V7-1X1AD8-304 (Honeywell): This part is the primary substitute for direct replacement applications. It maintains identical electrical ratings (6A at 125V AC) and circuit topology as the original AM50644D33-A. The component is currently in active production status with RoHS compliance certification. The extended operating temperature range (-40°C to 177°C) provides enhanced thermal performance compared to the original specification. Note that the termination style differs slightly (0.187" versus 0.250"), requiring connector compatibility verification during integration.

831613C3.FA (Crouzet): This part serves as an alternative for applications requiring higher electrical capacity. The 16A at 250V AC rating exceeds the original specification, providing design margin for higher-power applications. The component is active production status with RoHS compliance. The identical 0.250" (6.3mm) termination style matches the original connector interface. The extended mechanical life rating (20,000,000 cycles) indicates enhanced durability for high-cycle applications. Selection of this part is appropriate when system requirements permit the higher electrical ratings and when mechanical life performance is a design priority.

Frequently Asked Questions (FAQ)

Q: Can the V7-1X1AD8-304 be used as a direct replacement for the AM50644D33-A?

A: The V7-1X1AD8-304 is functionally equivalent in circuit configuration, switch function, and electrical ratings. However, the termination style differs (0.187" versus 0.250" quick connect), requiring connector compatibility assessment before installation.

Q: What is the primary difference between the two substitute parts?

A: The V7-1X1AD8-304 provides a closer electrical and mechanical match to the original specification with identical 6A at 125V ratings. The 831613C3.FA offers higher electrical capacity (16A at 250V) and extended mechanical life (20,000,000 cycles), making it suitable for applications requiring greater performance margin.

Q: Are both substitute parts currently available?

A: Yes. The V7-1X1AD8-304 has 1,326 pieces in stock, and the 831613C3.FA has 946 pieces in stock as new original inventory.

Q: Do the substitute parts meet environmental compliance requirements?

A: Both substitute parts are RoHS compliant and REACH unaffected, meeting current environmental regulatory standards. The original AM50644D33-A compliance status is not specified in available documentation.

Q: What operating temperature range should be considered for system design?

A: The original AM50644D33-A operates from -25°C to 105°C. The V7-1X1AD8-304 extends this range to -40°C to 177°C, while the 831613C3.FA operates from -20°C to 125°C. System thermal requirements should determine which substitute is appropriate.

Q: How do the mechanical life ratings compare?

A: The original and V7-1X1AD8-304 both specify 10,000,000 cycles mechanical life. The 831613C3.FA provides extended mechanical life at 20,000,000 cycles, offering enhanced durability for high-cycle switching applications.