C&K 7101SD9CLE Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The C&K 7101SD9CLE is a through-hole mounted toggle switch with SPDT (Single Pole Double Throw) circuit configuration, rated for 5A at 120V AC and 28V DC. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. The 7101SD series provides reliable switching functionality with epoxy sealed terminals and brass chrome-plated actuators suitable for industrial and commercial applications.

Substiute Parts

7101SD9CLE

C&KIn Stock: 7977101SD9CLE Datasheet

Current PartRFQ

7101SD9CRE

C&KIn Stock: 8097101SD9CRE Datasheet

DirectRFQ

100SP1T1B2M2QE

E-SwitchIn Stock: 1497100SP1T1B2M2QE Datasheet

SimilarRFQ

100SP1T1B4M2RE

E-SwitchIn Stock: 909100SP1T1B4M2RE Datasheet

SimilarRFQ

100SP1T3B4M2RE

E-SwitchIn Stock: 833100SP1T3B4M2RE Datasheet

SimilarRFQ

34ASP13B4M2RT

Grayhill Inc.In Stock: 100534ASP13B4M2RT Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 7101SD9CLE are grouped based on electrical and mechanical compatibility within the allowed parameters for toggle switch SPDT applications:

Direct Equivalent (Highest Compatibility): The C&K 7101SD9CRE maintains identical electrical ratings (5A at 120V AC / 28V DC), circuit configuration (SPDT On-On), mounting type (through hole), actuator specifications (12.45mm standard round), and termination style (PC Pin). This part is active in production status and serves as the primary direct replacement.

Similar Substitutes (Electrical Parameter Variance): E-Switch 100SP1T1B2M2QE matches the 5A at 120V AC / 28V DC electrical ratings and maintains SPDT On-On configuration with through-hole mounting and PC Pin termination. Actuator length differs at 10.41mm, and electrical life is rated at 40,000 cycles versus 100,000 cycles.

E-Switch 100SP1T1B4M2RE and 100SP1T3B4M2RE operate at reduced electrical ratings (0.4VA at 20V AC/DC) with 40,000 cycle electrical life. These parts maintain SPDT On-On configuration, through-hole mounting, and PC Pin termination. Actuator lengths are 10.41mm and 13.97mm respectively.

Grayhill Inc. 34ASP13B4M2RT operates at 0.4VA at 20V AC/DC with 40,000 cycle electrical life, SPDT On-On configuration, through-hole mounting, PC Pin termination, and 13.97mm actuator length.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: C&K 7101SD9CRE

The C&K 7101SD9CRE is the direct equivalent for the obsolete 7101SD9CLE. This part maintains identical electrical specifications (5A at 120V AC / 28V DC), mechanical configuration, and operating parameters. The 7101SD9CRE is active in production status with RoHS compliance certification, ensuring long-term availability and supply chain continuity. This part is suitable for direct substitution without circuit redesign.

Secondary Recommendation: E-Switch 100SP1T1B2M2QE

The E-Switch 100SP1T1B2M2QE provides equivalent electrical ratings (5A at 120V AC / 28V DC) and maintains SPDT On-On functionality with through-hole mounting and PC Pin termination. This part is active in production and RoHS3 compliant. The actuator length of 10.41mm differs from the original 12.45mm specification, and electrical life is rated at 40,000 cycles. This part is suitable for applications where the reduced actuator length and lower cycle rating are acceptable.

Alternative Substitutes: E-Switch 100SP1T1B4M2RE, 100SP1T3B4M2RE, and Grayhill Inc. 34ASP13B4M2RT

These parts operate at reduced electrical ratings (0.4VA at 20V AC/DC) and are suitable only for applications with lower power requirements than the original 5A at 120V AC specification. All three parts maintain SPDT On-On configuration, through-hole mounting, PC Pin termination, and -30°C to 85°C operating temperature range. Electrical life is 40,000 cycles. These parts are active in production and RoHS3 compliant.

Frequently Asked Questions (FAQ)

Q: Can the E-Switch 100SP1T1B2M2QE directly replace the C&K 7101SD9CLE?

A: The E-Switch 100SP1T1B2M2QE maintains the same electrical ratings (5A at 120V AC / 28V DC) and circuit configuration (SPDT On-On). The primary difference is actuator length (10.41mm versus 12.45mm) and reduced electrical life (40,000 cycles versus 100,000 cycles). Substitution is possible if panel cutout dimensions and cycle life requirements accommodate these differences.

Q: What is the difference between the direct equivalent and similar substitutes?

A: The C&K 7101SD9CRE is a direct equivalent with identical electrical ratings and mechanical specifications. The E-Switch and Grayhill parts listed as similar substitutes operate at reduced electrical ratings (0.4VA at 20V AC/DC) and are suitable only for applications with lower power requirements than the original 5A at 120V AC specification.

Q: Are all substitute parts RoHS compliant?

A: Yes. The C&K 7101SD9CRE is RoHS compliant. The E-Switch 100SP1T1B2M2QE, 100SP1T1B4M2RE, 100SP1T3B4M2RE, and Grayhill Inc. 34ASP13B4M2RT are all RoHS3 compliant.

Q: What is the impact of different actuator lengths on substitution?

A: Actuator length affects panel mounting depth and user interface ergonomics. The original 7101SD9CLE has a 12.45mm actuator length. The E-Switch 100SP1T1B2M2QE uses 10.41mm, while the E-Switch 100SP1T3B4M2RE and Grayhill 34ASP13B4M2RT use 13.97mm. Substitution requires verification that panel cutout dimensions and mechanical clearances accommodate the different actuator lengths.

Q: How does electrical life rating affect part selection?

A: The original 7101SD9CLE is rated for 100,000 electrical cycles. All substitute parts listed are rated for 40,000 cycles. Applications requiring higher cycle counts should prioritize the C&K 7101SD9CRE direct equivalent. Applications with lower cycle requirements can use alternative substitutes.

Q: Can parts with 0.4VA ratings replace the 5A rated original part?

A: No. The E-Switch 100SP1T1B4M2RE, 100SP1T3B4M2RE, and Grayhill 34ASP13B4M2RT are rated for 0.4VA at 20V AC/DC, which is significantly lower than the original 5A at 120V AC / 28V DC specification. These parts are suitable only for applications with substantially lower power requirements and cannot be used as direct replacements for the original part.