Equivalent & Substitute Parts for C&K 7301SYCME Toggle Switch 3PDT

Part Overview

The C&K 7301SYCME is a 3PDT toggle switch rated for 5A at 120V AC with panel mount configuration and PC pin termination. This component is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new designs. Substitute parts must maintain electrical compatibility across the 3PDT circuit configuration, voltage ratings, and mechanical mounting specifications.

Substiute Parts

7301SYCME

C&KIn Stock: 8057301SYCME Datasheet

Current PartRFQ

7301SYCSE

C&KIn Stock: 10647301SYCSE Datasheet

DirectRFQ

A323P31DCQ

ElectroswitchIn Stock: 800A323P31DCQ Datasheet

SimilarRFQ

A323S1YCQ

ElectroswitchIn Stock: 1122A323S1YCQ Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following mandatory parameters:

• Circuit configuration must be 3PDT
• Mounting type must be panel mount with 1/4-40 bushing thread
• Termination style must be PC pin
• Switch function must be On-On
• Current rating must equal or exceed 5A
• AC voltage rating must equal or exceed 120V
• DC voltage rating must equal or exceed 28V

Two substitute categories are identified:

Direct Manufacturer Substitute: Parts from the same manufacturer (C&K) within the same product series that maintain identical electrical and mechanical specifications with improved product status.

Cross-Manufacturer Substitutes: Parts from alternative manufacturers (Electroswitch) that meet or exceed all electrical and mechanical requirements while offering active product status and enhanced compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Preferred): The C&K 7301SYCSE is the optimal substitute. It maintains identical electrical specifications, mechanical dimensions, and actuator geometry while offering active product status and RoHS compliance. This part requires no design modification and provides the highest compatibility assurance.

For Cross-Manufacturer Substitution: Electroswitch A323P31DCQ and A323S1YCQ both exceed the electrical requirements of the original part with 6A current ratings and 125V AC voltage ratings. Both parts are active products with RoHS compliance. Selection between these two depends on actuator preference: A323P31DCQ features a flatted actuator with 11.38mm length, while A323S1YCQ maintains a standard round actuator with 10.41mm length. The A323S1YCQ provides closer dimensional alignment to the original actuator geometry.

Compliance Considerations: All substitute parts meet or exceed RoHS compliance requirements. The 7301SYCSE and Electroswitch alternatives provide superior regulatory compliance compared to the obsolete original part.

Frequently Asked Questions (FAQ)

Q: Can the 7301SYCME be directly replaced with the 7301SYCSE?

A: Yes. The 7301SYCSE is a direct equivalent with identical electrical ratings (5A, 120V AC, 28V DC), circuit configuration (3PDT), and mechanical specifications (panel mount, 1/4-40 bushing, PC pin termination). The primary difference is product status (active vs. obsolete) and RoHS compliance.

Q: What are the key differences between C&K and Electroswitch substitutes?

A: The Electroswitch parts (A323P31DCQ and A323S1YCQ) provide higher current ratings (6A vs. 5A) and slightly higher AC voltage ratings (125V vs. 120V). Both maintain the required 28V DC rating and 1/4-40 bushing thread. Electroswitch parts have lower electrical life ratings (60,000 vs. 100,000 cycles) and different actuator geometries.

Q: Does actuator length affect mechanical compatibility?

A: Actuator length differences must be evaluated within the specific panel cutout and mechanical envelope of the application. The original 7301SYCME has a 10.67mm actuator length. The 7301SYCSE maintains this dimension. The A323S1YCQ has a 10.41mm length (compatible with most applications), while the A323P31DCQ has an 11.38mm length (requires verification of available panel clearance).

Q: Are all substitute parts available in the same packaging?

A: The 7301SYCSE is available in standard packaging consistent with the original part. Electroswitch parts (A323P31DCQ and A323S1YCQ) are supplied in bulk packaging. Packaging requirements should be confirmed with procurement specifications.

Q: What is the impact of lower electrical life on Electroswitch substitutes?

A: Electroswitch parts are rated for 60,000 cycles compared to 100,000 cycles for C&K parts. This difference should be evaluated against the specific duty cycle requirements of the application. For applications with lower switching frequencies, this difference may be negligible.

Q: Can the flatted actuator of A323P31DCQ be used interchangeably with round actuators?

A: Actuator type selection depends on application requirements and panel design. The flatted actuator of A323P31DCQ provides different tactile feedback and may require different operator training. The standard round actuators of 7301SYCSE and A323S1YCQ provide consistent feel with the original part.