C&K 7101MPD9V3BE Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The C&K 7101MPD9V3BE is an active SPDT toggle switch rated for 0.4VA at 20V AC/DC with through-hole mounting. This component is designed for applications requiring reliable on-on switching functionality with epoxy sealed terminals and anti-rotation actuator design. Substitute parts are identified based on matching electrical ratings, circuit configuration, mounting type, and mechanical compatibility within the 7000 and 100 series product families.

Substiute Parts

7101MPD9V3BE

C&KIn Stock: 11957101MPD9V3BE Datasheet

Current PartRFQ

100AWSP1T2B4VS2RE

E-SwitchIn Stock: 1026100AWSP1T2B4VS2RE Datasheet

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100SP1T2B4VS2QE

E-SwitchIn Stock: 2166100SP1T2B4VS2QE Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 7101MPD9V3BE are qualified based on the following critical parameters:

• Circuit Configuration: SPDT topology required for functional equivalence
• Switch Function: On-On operation mandatory
• Mounting Type: Through hole configuration for PCB compatibility
• Termination Style: PC pin termination for standard board assembly
• Operating Temperature Range: -30°C to 85°C minimum requirement
• RoHS Compliance: ROHS3 status for regulatory alignment
• Electrical Ratings: Current and voltage ratings must meet or exceed 0.4VA at 20V AC/DC

Two substitute parts meet these criteria with variations in electrical performance and mechanical design:

100AWSP1T2B4VS2RE (E-Switch): Matches core electrical and mechanical specifications with enhanced ingress protection (IP67) and identical operating temperature range.

100SP1T2B4VS2QE (E-Switch): Provides higher electrical capacity (5A at 120V AC, 28V DC) with identical circuit topology and mounting configuration, suitable for applications requiring increased power handling.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (100AWSP1T2B4VS2RE): This E-Switch part maintains electrical parity with the 7101MPD9V3BE across all critical parameters. Both components are ROHS3 compliant, active products with identical voltage and current ratings. The primary mechanical difference is actuator design (anti-rotation versus standard round) and actuator length (6.86mm versus 7.62mm). The 100AWSP1T2B4VS2RE includes IP67 ingress protection, providing enhanced environmental sealing. Electrical life differs (30,000 versus 100,000 cycles), which should be evaluated against application duty cycle requirements.

Higher-Capacity Alternative (100SP1T2B4VS2QE): This E-Switch part provides increased electrical capacity (5A at 120V AC, 28V DC) while maintaining SPDT on-on topology and through-hole PC pin termination. This option is suitable for applications requiring higher power handling than the original 0.4VA specification. Actuator length is shorter (5.08mm), which may affect panel cutout compatibility. Electrical life is 40,000 cycles. Both substitute parts are active, ROHS3 compliant products with identical operating temperature ranges.

Frequently Asked Questions (FAQ)

Q: Can 100AWSP1T2B4VS2RE be used as a direct replacement for 7101MPD9V3BE?

A: Yes, within the constraints of mechanical fit. Both parts share identical electrical specifications (0.4VA, 20V AC/DC, SPDT on-on). Verify actuator length compatibility (6.86mm versus 7.62mm) and panel cutout dimensions for your specific application. The 100AWSP1T2B4VS2RE includes IP67 ingress protection not present in the original part.

Q: What is the difference between the two substitute parts?

A: 100AWSP1T2B4VS2RE maintains the original 0.4VA electrical rating with enhanced environmental sealing (IP67). 100SP1T2B4VS2QE provides higher electrical capacity (5A at 120V AC, 28V DC) for applications requiring increased power handling. Both maintain SPDT on-on topology and through-hole mounting.

Q: Does actuator length affect substitution compatibility?

A: Actuator length differences (6.86mm, 7.62mm, 5.08mm) may impact panel cutout fit and toggle clearance. Verify mechanical dimensions against your PCB layout and enclosure design before substitution.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. The 7101MPD9V3BE and both substitute parts (100AWSP1T2B4VS2RE and 100SP1T2B4VS2QE) are ROHS3 compliant and active products.

Q: How do electrical life ratings compare?

A: The 7101MPD9V3BE is rated for 100,000 cycles. 100AWSP1T2B4VS2RE is rated for 30,000 cycles, and 100SP1T2B4VS2QE for 40,000 cycles. Select based on your application's expected switching frequency and duty cycle requirements.

Q: Can 100SP1T2B4VS2QE be used in low-voltage applications?

A: Yes. The 100SP1T2B4VS2QE is rated for 28V DC and 120V AC, which exceeds the 20V requirement of the original part. It is suitable for applications operating at or below these voltage levels while providing higher current capacity.