Equivalent & Substitute Parts for 7401SYAV2ME Toggle Switch

Part Overview

The 7401SYAV2ME is a 4PDT toggle switch manufactured by C&K, designed for panel mount applications with right angle vertical orientation. This component is classified as obsolete, which necessitates identification of equivalent and substitute parts for ongoing system support and new designs. The switch operates at 5A (AC/DC) with voltage ratings of 120V AC and 28V DC, featuring epoxy sealed terminals and a standard round actuator with 10.67mm length.

Substiute Parts

7401SYAV2ME

C&KIn Stock: 7447401SYAV2ME Datasheet

Current PartRFQ

7401SYAV2SE

C&KIn Stock: 12117401SYAV2SE Datasheet

DirectRFQ

34A4P11B1M7RT

Grayhill Inc.In Stock: 102234A4P11B1M7RT Datasheet

SimilarRFQ

A423S1YAV2Q

ElectroswitchIn Stock: 1003A423S1YAV2Q Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7401SYAV2ME is determined by the following critical parameters: circuit configuration (4PDT), switch function (On-On), mounting type (Panel Mount, Right Angle, Vertical), termination style (PC Pin), panel cutout dimensions (Circular - 6.35mm Dia), and bushing thread (1/4-40). Current and voltage ratings establish the operational envelope within which substitutes must function. Actuator length and operating temperature range define mechanical and environmental compatibility.

Substitute parts are grouped into two categories:

Direct Equivalent: Parts that maintain identical or superior electrical specifications and mechanical compatibility with the original component.

Similar Alternative: Parts that satisfy the core functional requirements (4PDT, On-On, panel mount configuration) but operate within different electrical parameters, requiring application-level verification of suitability.

Parameter Comparison

Engineering Selection Recommendations

7401SYAV2SE (Direct Equivalent - Recommended Primary Substitute)

The 7401SYAV2SE is the direct equivalent for the obsolete 7401SYAV2ME. Both components are manufactured by C&K within the 7000 series and maintain identical electrical specifications (5A at 120V AC / 28V DC), mechanical configuration, and actuator dimensions. The 7401SYAV2SE is currently in active production status with 1109 units in stock. This part provides seamless compatibility for replacement applications. RoHS compliance is maintained. The primary distinction is REACH status: the substitute is REACH Affected, whereas the original is REACH Unaffected. This difference requires verification against specific regulatory requirements for the end application.

34A4P11B1M7RT (Similar Alternative - Limited Scope)

The 34A4P11B1M7RT from Grayhill Inc. maintains the 4PDT On-On configuration and panel mount orientation with identical panel cutout and bushing specifications. However, this part operates at significantly reduced electrical ratings (0.4VA at 20V AC/DC), making it suitable only for low-power signal switching applications. The electrical life is also reduced to 40,000 cycles compared to 100,000 cycles in the original. This substitute is applicable only when the application operates within the lower voltage and current envelope.

A423S1YAV2Q (Similar Alternative - Higher Current Capability)

The A423S1YAV2Q from Electroswitch provides 6A current capacity at 125V AC, exceeding the original 5A at 120V AC specification. This part maintains the 4PDT On-On configuration and panel mount orientation. Actuator length is slightly shorter (10.41mm vs. 10.67mm), and electrical life is reduced to 60,000 cycles. Panel cutout dimensions are not specified for this part. This substitute is suitable for applications requiring higher current capacity within compatible voltage ranges. The part is available in bulk packaging. REACH status is listed as Vendor Undefined, requiring clarification before use in regulated applications.

Frequently Asked Questions (FAQ)

Q: Can the 7401SYAV2SE directly replace the 7401SYAV2ME without circuit modification?

A: Yes. The 7401SYAV2SE maintains identical electrical ratings (5A at 120V AC / 28V DC), circuit configuration (4PDT), switch function (On-On), and mechanical specifications. Direct substitution is possible. Verify REACH compliance requirements for your specific application, as the substitute is REACH Affected.

Q: What are the limitations of the 34A4P11B1M7RT as a substitute?

A: The 34A4P11B1M7RT operates at 0.4VA maximum at 20V AC/DC, substantially lower than the original 5A at 120V specification. This part is restricted to low-power signal switching applications. Electrical life is also reduced to 40,000 cycles. Use this substitute only when application requirements fall within these reduced electrical parameters.

Q: Is the A423S1YAV2Q suitable for higher current applications?

A: The A423S1YAV2Q provides 6A capacity at 125V AC, exceeding the original 5A at 120V specification. It is suitable for applications requiring higher current capacity. However, panel cutout dimensions are not specified, requiring mechanical verification. Electrical life is reduced to 60,000 cycles. REACH status is Vendor Undefined and must be clarified for regulated applications.

Q: Are all substitute parts RoHS compliant?

A: Yes. The 7401SYAV2SE, 34A4P11B1M7RT, and A423S1YAV2Q are all RoHS compliant. The original 7401SYAV2ME is ROHS3 compliant. Verify specific RoHS revision requirements for your application.

Q: What is the impact of different actuator lengths among these parts?

A: The original 7401SYAV2ME and direct equivalent 7401SYAV2SE both have 10.67mm actuator length. The similar alternatives (34A4P11B1M7RT and A423S1YAV2Q) have 10.41mm length. This 0.26mm difference may affect panel mounting depth and operator feel. Verify mechanical clearance in your specific panel configuration.

Q: Can I use the A423S1YAV2Q in applications originally designed for the 7401SYAV2ME?

A: The A423S1YAV2Q is functionally compatible (4PDT, On-On, panel mount) and provides higher current capacity. However, verify panel cutout compatibility, as dimensions are not specified for this part. Electrical life is reduced to 60,000 cycles versus 100,000 cycles in the original. REACH status must be clarified before use in regulated applications.