AM50042D53-A Equivalent & Substitute Parts

Part Overview

The AM50042D53-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 125V AC / 30V DC with a 100mA current rating and features a straight lever actuator. The product is currently obsolete, making identification of compatible substitute parts essential for system maintenance, repair, and redesign applications.

Substiute Parts

AM50042D53-A

Panasonic Electric WorksIn Stock: 1193AM50042D53-A Datasheet

Current PartRFQ

V7-1B17D8-122

Honeywell Sensing and Productivity SolutionsIn Stock: 811V7-1B17D8-122 Datasheet

SimilarRFQ

V7-1B17D8-122-1

Honeywell Sensing and Productivity SolutionsIn Stock: 779V7-1B17D8-122-1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AM50042D53-A is determined by the following critical parameters:

Primary Compatibility Criteria:

• Circuit configuration (SPDT)
• Switch function (On-Momentary)
• Actuator type (Lever, Straight)
• Mounting type (Chassis Mount)
• Termination style (Quick Connect)
• Voltage rating compatibility (minimum 125V AC)
• Current rating capability (minimum 100mA)

Identified Substitute Parts:

The following Honeywell Sensing and Productivity Solutions components meet the core substitution criteria:

• V7-1B17D8-122: Active product with enhanced electrical specifications (11A AC / 500mA DC), maintaining SPDT circuit, On-Momentary function, straight lever actuator, and chassis mount configuration. Termination uses Quick Connect - 0.187" (4.7mm).

• V7-1B17D8-122-1: Active product variant with identical mechanical and electrical architecture to V7-1B17D8-122, confirmed as direct substitute.

Both substitutes exceed the voltage and current requirements of the obsolete AM50042D53-A while maintaining functional equivalence in circuit topology and actuation characteristics.

Parameter Comparison

Engineering Selection Recommendations

V7-1B17D8-122 and V7-1B17D8-122-1 Selection Basis:

Both Honeywell substitutes are active products with RoHS compliance certification, providing regulatory advantage over the obsolete Panasonic component. The V7 series maintains functional equivalence through identical SPDT circuit topology, On-Momentary switch function, straight lever actuation, and chassis mount configuration.

The Honeywell substitutes provide enhanced electrical performance with current ratings of 11A AC and 500mA DC, substantially exceeding the 100mA requirement of the original AM50042D53-A. DC voltage rating increases from 30V to 125V, matching the AC specification.

Termination connector size differs (0.187" vs. 0.250"), requiring mechanical interface verification during integration. Operating temperature range narrows from -25°C to 105°C to -40°C to 85°C; applications requiring operation above 85°C require design review.

Both substitutes maintain 100,000 cycle electrical life and 10,000,000 cycle mechanical life specifications, ensuring equivalent reliability characteristics.

Frequently Asked Questions (FAQ)

Q: Can V7-1B17D8-122 directly replace AM50042D53-A without modification?

A: Functional substitution is possible based on circuit topology and actuation characteristics. However, the termination connector size differs (0.187" Quick Connect vs. 0.250" Quick Connect), requiring mechanical interface adaptation or harness modification.

Q: What is the difference between V7-1B17D8-122 and V7-1B17D8-122-1?

A: Both are Honeywell V7 series variants with identical base product number (V7-1). V7-1B17D8-122-1 is confirmed as a direct substitute with equivalent mechanical and electrical architecture. Detailed electrical specifications for V7-1B17D8-122-1 are not fully documented in available data.

Q: Are the Honeywell substitutes suitable for applications requiring -25°C operation?

A: The Honeywell V7 series specifies -40°C to 85°C operating range, which covers the -25°C lower limit of the original AM50042D53-A. However, applications requiring operation above 85°C are outside the Honeywell substitute specification and require alternative component selection.

Q: Do the substitute parts meet current environmental compliance requirements?

A: Yes. Both V7-1B17D8-122 and V7-1B17D8-122-1 are RoHS Compliant and REACH Unaffected, meeting current regulatory requirements. The obsolete AM50042D53-A does not carry these certifications.

Q: What is the current handling capability difference between the original and substitutes?

A: The AM50042D53-A is rated at 100mA AC/DC. The Honeywell V7-1B17D8-122 is rated at 11A AC and 500mA DC, providing 110x higher AC capacity and 5x higher DC capacity. This enhanced rating allows use in higher-power switching applications while maintaining backward compatibility with lower-power circuits.

Q: Is mechanical life equivalent between the original and substitute parts?

A: Yes. Both the AM50042D53-A and V7-1B17D8-122 specify 10,000,000 cycle mechanical life, ensuring equivalent mechanical durability for long-term applications.