C&K 7201SPH3CBE Toggle Switch DPDT Equivalent & Substitute Parts

Part Overview

The C&K 7201SPH3CBE is an active-status panel-mount toggle switch with DPDT (Double Pole Double Throw) configuration, rated for 0.4VA at 20V AC/DC. This switch is designed for applications requiring reliable on-on switching functionality with epoxy-sealed terminals and anti-rotation actuator design. Substitute parts are identified to provide equivalent electrical and mechanical performance for applications where the original part is unavailable or where alternative sourcing is required.

Substiute Parts

7201SPH3CBE

C&KIn Stock: 7557201SPH3CBE Datasheet

Current PartRFQ

100AWDP1T1B1M2REH

E-SwitchIn Stock: 1945100AWDP1T1B1M2REH Datasheet

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100DP1T1B1M2QEH

E-SwitchIn Stock: 8034100DP1T1B1M2QEH Datasheet

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100DP1T6B15M2RE

E-SwitchIn Stock: 891100DP1T6B15M2RE Datasheet

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2-1825138-4

TE Connectivity ALCOSWITCH SwitchesIn Stock: 18262-1825138-4 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts are grouped based on strict electrical and mechanical compatibility criteria. The primary substitution parameters are:

• Circuit configuration (DPDT required)
• Switch function (On-On required)
• Current and voltage ratings (0.4VA at 20V AC/DC for primary group)
• Mounting type (Panel Mount required)
• Panel cutout dimensions (Circular 6.35mm Dia required)
• Bushing thread (1/4-40 required)
• Termination style (PC Pin required)
• Operating temperature range (-30°C to 85°C required)

Parts are classified into two substitution categories:

Category A - Direct Electrical Equivalents (0.4VA, 20V): Parts meeting all primary electrical and mechanical parameters with identical current and voltage ratings.

Category B - Higher-Rated Alternatives (5A, 120V AC): Parts with enhanced electrical ratings suitable for applications requiring greater current capacity, provided mechanical and mounting specifications remain compatible.

Parameter Comparison

Engineering Selection Recommendations

All listed substitute parts maintain active product status and ROHS3 compliance, ensuring regulatory alignment with the original C&K 7201SPH3CBE.

Category A Direct Equivalents (Recommended for Direct Replacement):

E-Switch 100AWDP1T1B1M2REH and E-Switch 100DP1T6B15M2RE maintain identical electrical ratings (0.4VA, 20V AC/DC) and mechanical mounting specifications. The 100AWDP1T1B1M2REH provides IP67 ingress protection, suitable for applications requiring enhanced environmental sealing. The 100DP1T6B15M2RE features a flat anti-rotation actuator with extended length (12.30mm), accommodating panel designs with deeper mounting requirements.

TE Connectivity 2-1825138-4 (Gemini A series) provides electrical equivalence with identical current and voltage ratings. This part exhibits lower electrical life (6,000 cycles) compared to the original specification (100,000 cycles), requiring evaluation against application duty cycle requirements.

Category B Higher-Rated Alternative:

E-Switch 100DP1T1B1M2QEH offers enhanced electrical capacity (5A at 120V AC, 28V DC) while maintaining mechanical compatibility. This part is suitable for applications where future current or voltage requirements exceed the original 0.4VA specification, provided circuit design accommodates the higher ratings.

Frequently Asked Questions (FAQ)

Q: Can the E-Switch 100AWDP1T1B1M2REH be used as a direct replacement for the C&K 7201SPH3CBE?

A: Yes. Both parts share identical electrical ratings (0.4VA, 20V AC/DC), DPDT on-on configuration, and mechanical mounting specifications (6.35mm panel cutout, 1/4-40 bushing thread, PC pin termination). The E-Switch part includes IP67 ingress protection, providing enhanced environmental performance. Actuator length differs by 0.25mm (10.41mm vs. 10.16mm), which is within typical panel design tolerances.

Q: What is the significance of the electrical life rating difference?

A: Electrical life indicates the number of switching cycles a part can withstand before performance degradation. The C&K 7201SPH3CBE is rated for 100,000 cycles. Substitute parts vary: E-Switch 100AWDP1T1B1M2REH (30,000 cycles), E-Switch 100DP1T6B15M2RE (40,000 cycles), and TE Connectivity 2-1825138-4 (6,000 cycles). Selection should align with application duty cycle requirements.

Q: Can the E-Switch 100DP1T1B1M2QEH (5A, 120V) be used in place of the original 0.4VA, 20V part?

A: Mechanical and mounting compatibility is maintained. However, this part has higher electrical ratings. Use is appropriate only if circuit design and application requirements support the enhanced current and voltage specifications. The lower electrical life (40,000 cycles) should be evaluated against application duty cycles.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, consistent with the original C&K 7201SPH3CBE.

Q: What is the impact of actuator type differences?

A: The original part features an anti-rotation actuator (10.16mm length). Substitute parts offer standard round actuators (10.41mm) or flat anti-rotation actuators (12.30mm). Actuator type affects panel mounting geometry and user interface feel. Verify panel cutout design and actuator engagement depth before selection.

Q: Does the IP67 rating on the E-Switch 100AWDP1T1B1M2REH affect electrical performance?

A: No. IP67 ingress protection (dust tight, waterproof) is an environmental sealing enhancement that does not alter electrical switching characteristics. This feature is beneficial for applications exposed to moisture or particulate contamination.