C&K 7101P3CWCKE Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The C&K 7101P3CWCKE is a panel-mount toggle switch with SPDT (Single Pole Double Throw) circuit configuration, rated for 0.4VA at 20V AC/DC. This component features a flat anti-rotation actuator, epoxy sealed terminals, and IP67 ingress protection suitable for sealed enclosure applications. The part is classified as obsolete, making identification of equivalent and substitute components essential for ongoing system support and new design implementations.

Substiute Parts

7101P3CWCKE

C&KIn Stock: 10757101P3CWCKE Datasheet

Current PartRFQ

7101P3CWCPE

C&KIn Stock: 11857101P3CWCPE Datasheet

DirectRFQ

34ASP11B9M2QT

Grayhill Inc.In Stock: 89434ASP11B9M2QT Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7101P3CWCKE is determined by the following critical parameters:

Primary Compatibility Criteria:

• Circuit configuration: SPDT
• Switch function: On-On
• Mounting type: Panel Mount
• Panel cutout dimensions: Circular 6.35mm Dia
• Bushing thread: 1/4-40
• Termination style: PC Pin
• Operating temperature range: -30°C ~ 85°C

Electrical Compatibility Criteria:

• Current rating must equal or exceed 0.4VA
• Voltage rating (AC and DC) must equal or exceed 20V

Environmental Compatibility Criteria:

• Ingress protection rating must maintain IP67 or equivalent sealed performance
• Epoxy sealed terminals required for environmental sealing

Substitute parts are classified into two categories:

Direct Equivalent: Parts maintaining identical mechanical, electrical, and environmental specifications with active product status.

Similar Alternative: Parts meeting core mechanical and electrical compatibility criteria with potential variations in electrical life, actuator design, or ingress protection specifications. These require engineering evaluation for specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Preferred):

The C&K 7101P3CWCPE is the recommended direct substitute for the obsolete 7101P3CWCKE. This part maintains identical electrical ratings (0.4VA, 20V AC/DC), mechanical specifications (panel cutout 6.35mm, 1/4-40 bushing thread), and environmental sealing (IP67, epoxy sealed terminals). The 7101P3CWCPE holds active product status and carries RoHS compliance certification, ensuring long-term availability and regulatory alignment for new designs and system updates.

For Applications Requiring Higher Electrical Capacity:

The Grayhill 34ASP11B9M2QT provides a higher-capacity alternative with 5A current rating and 125V AC voltage capability, suitable for applications exceeding the 0.4VA specification of the original component. This part maintains mechanical compatibility (panel cutout 6.35mm, 1/4-40 bushing thread, PC pin termination) and operating temperature range (-30°C ~ 85°C). However, this substitute lacks specified ingress protection rating and exhibits reduced electrical life (40,000 cycles versus 100,000 cycles). Selection of this alternative requires confirmation that the application environment does not mandate IP67 sealing and that the lower cycle rating is acceptable for the intended duty cycle.

Frequently Asked Questions (FAQ)

Q: Can the 7101P3CWCPE be used as a direct replacement for the 7101P3CWCKE?

A: Yes. The 7101P3CWCPE maintains identical electrical specifications (0.4VA, 20V AC/DC), mechanical interface (6.35mm panel cutout, 1/4-40 bushing thread, PC pin termination), and environmental performance (IP67 ingress protection, epoxy sealed terminals). The primary difference is product status: the 7101P3CWCPE is active production, while the 7101P3CWCKE is obsolete.

Q: What are the key differences between the C&K 7101P3CWCPE and the Grayhill 34ASP11B9M2QT?

A: The 34ASP11B9M2QT provides significantly higher electrical capacity (5A versus 0.4VA) and voltage rating (125V AC versus 20V AC). Both parts share identical panel mounting dimensions and operating temperature range. The 34ASP11B9M2QT does not specify ingress protection rating and has reduced electrical life (40,000 cycles versus 100,000 cycles). Selection depends on whether the application requires the higher electrical capacity and whether IP67 sealing is mandatory.

Q: Are there mechanical compatibility concerns when substituting these parts?

A: No. All three parts share identical panel cutout dimensions (6.35mm circular), bushing thread specification (1/4-40), and termination style (PC pin). Panel mounting hardware and wiring connections are directly compatible without modification.

Q: What compliance certifications apply to each substitute part?

A: The 7101P3CWCKE and 34ASP11B9M2QT carry ROHS3 compliance. The 7101P3CWCPE carries RoHS compliance. All three parts are classified as EAR99 for export control purposes. The 7101P3CWCKE and 34ASP11B9M2QT are REACH Unaffected; the 7101P3CWCPE is REACH Affected.

Q: Which substitute part should be selected for new designs?

A: The C&K 7101P3CWCPE is the recommended choice for new designs, as it provides direct electrical and mechanical equivalence to the original specification while maintaining active production status and current compliance certifications.