C&K 7211K2WLE Toggle Switch SP3T Equivalent & Substitute Parts

Part Overview

The C&K 7211K2WLE is a panel-mount toggle switch with SP3T (single pole, three throw) circuit configuration, rated for 5A at 120V AC and 28V DC. This component is classified as obsolete, making identification of equivalent and substitute parts essential for system maintenance, repair, and redesign applications. The switch features a locking lever actuator with wire wrap termination and operates across a temperature range of -30°C to 85°C. Substitute parts must maintain functional equivalence in circuit topology, electrical ratings, and mechanical interface specifications.

Substiute Parts

7211K2WLE

C&KIn Stock: 10137211K2WLE Datasheet

Current PartRFQ

7211K2WRE

C&KIn Stock: 8487211K2WRE Datasheet

DirectRFQ

A232S1YWB

ElectroswitchIn Stock: 929A232S1YWB Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 7211K2WLE are identified based on strict electrical and mechanical compatibility criteria. The primary substitution logic is structured as follows:

Direct Manufacturer Substitute (Preferred Category): The C&K 7211K2WRE maintains identical electrical specifications (5A at 120V AC / 28V DC), circuit configuration (SP3T), mechanical interface (panel mount, 1/4-40 bushing thread, 6.35mm circular cutout), actuator geometry (17.88mm locking lever), and termination method (wire wrap). The key differentiator is product status: 7211K2WRE is active production, whereas 7211K2WLE is obsolete. This part is manufactured by the original equipment supplier and represents the direct evolutionary replacement.

Similar Manufacturer Substitute (Alternative Category): The Electroswitch A232S1YWB shares the SP3T circuit topology, On-On-On switch function, panel-mount configuration, 1/4-40 bushing thread, wire wrap termination, and locking lever actuator. However, this part operates at reduced electrical ratings (0.5VA at 28V AC/DC versus 5A at 120V AC / 28V DC) and features a shorter actuator (5.08mm versus 17.88mm). This substitute is suitable only for applications where the lower current and voltage ratings are acceptable and where the reduced actuator length does not create mechanical interference.

Key Parameters Determining Substitutability:

• Circuit configuration (SP3T required)
• Switch function (On-On-On required)
• Mounting interface (panel mount, 1/4-40 bushing, 6.35mm cutout)
• Termination style (wire wrap required)
• Electrical ratings (current and voltage capacity)
• Actuator type and length (mechanical clearance and operation)

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Preferred): The C&K 7211K2WRE is the primary substitute for the obsolete 7211K2WLE. Both parts are manufactured by C&K within the 7000 series and maintain identical electrical ratings, circuit topology, and mechanical interfaces. The 7211K2WRE is in active production status and is RoHS compliant, making it suitable for new designs and compliance-driven applications. This part should be selected when full electrical and mechanical equivalence is required.

For Alternative Applications: The Electroswitch A232S1YWB may be considered only in applications where the reduced electrical ratings (0.5VA at 28V versus 5A at 120V AC / 28V DC) are compatible with system requirements. The shorter actuator length (5.08mm versus 17.88mm) requires verification that mechanical clearance and operator interface expectations are met. This part is RoHS compliant and offers extended electrical life (60,000 cycles versus 40,000 cycles). Selection of this substitute requires explicit confirmation that lower current and voltage capacity do not compromise system functionality.

Compliance Considerations: The original 7211K2WLE is RoHS non-compliant. Both substitute parts (7211K2WRE and A232S1YWB) are RoHS compliant, supporting transition to modern regulatory requirements. The 7211K2WRE maintains REACH affected status consistent with the original part, while A232S1YWB shows vendor-undefined REACH status.

Frequently Asked Questions (FAQ)

Q: Can the 7211K2WRE be used as a direct drop-in replacement for the 7211K2WLE? A: Yes. The 7211K2WRE maintains identical electrical ratings (5A at 120V AC / 28V DC), circuit configuration (SP3T), mechanical interface (panel mount with 1/4-40 bushing and 6.35mm circular cutout), actuator geometry (17.88mm locking lever), and termination style (wire wrap). No circuit modifications or mechanical adaptations are required.

Q: What are the limitations of using the Electroswitch A232S1YWB as a substitute? A: The A232S1YWB operates at significantly reduced electrical ratings (0.5VA at 28V AC/DC versus 5A at 120V AC / 28V DC). This part is suitable only for low-power applications. Additionally, the actuator is shorter (5.08mm versus 17.88mm), which may affect mechanical clearance and operator interface. Panel cutout dimensions are not specified for this part, requiring verification against your mechanical design.

Q: Are there any compliance differences between the main part and substitutes? A: Yes. The original 7211K2WLE is RoHS non-compliant. Both substitutes (7211K2WRE and A232S1YWB) are RoHS compliant. If your application requires RoHS compliance, either substitute is acceptable. The 7211K2WRE maintains REACH affected status, while A232S1YWB shows vendor-undefined REACH status.

Q: What is the difference between the actuator types on these parts? A: The 7211K2WLE and 7211K2WRE both feature locking lever actuators at 17.88mm length. The A232S1YWB uses a standard round actuator at 5.08mm length. Locking lever actuators provide positive detent positioning, while standard round actuators may have different tactile feedback and mechanical engagement characteristics.

Q: Can I use the A232S1YWB in a high-current application? A: No. The A232S1YWB is rated for 0.5VA at 28V AC/DC, which is insufficient for applications requiring 5A at 120V AC or 28V DC. Using this part in a high-current application will result in switch failure and potential safety hazards.

Q: What is the operating temperature range for each part? A: The 7211K2WLE and 7211K2WRE operate from -30°C to 85°C. The A232S1YWB operates from -30°C to 90°C, providing a 5°C extended upper temperature limit. All three parts support the same lower temperature limit.

Q: How do the electrical life ratings compare? A: The 7211K2WLE and 7211K2WRE are rated for 40,000 electrical cycles. The A232S1YWB is rated for 60,000 electrical cycles, offering 50% extended operational life. This difference reflects different switch mechanism designs and contact materials.