KSL0M211 Equivalent & Substitute Parts

Part Overview

The KSL0M211 is a tactile switch manufactured by C&K, featuring SPST-NO (Single Pole Single Throw - Normally Open) circuit configuration with 0.05A @ 32VDC contact rating. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity. The switch is designed for through-hole mounting with top actuation and PC pin termination, suitable for applications requiring momentary contact switching with IP60 dust-tight ingress protection.

Substiute Parts

KSL0M211

C&KIn Stock: 780KSL0M211 Datasheet

Current PartRFQ

TL6100DF130QP

E-SwitchIn Stock: 1797TL6100DF130QP Datasheet

SimilarRFQ

TL6100DF160QP

E-SwitchIn Stock: 4546TL6100DF160QP Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the KSL0M211 is determined by the following critical parameters:

• Circuit Configuration: Must be SPST-NO to maintain identical electrical function
• Contact Rating: Substitute must support minimum 0.05A @ 32VDC; lower voltage ratings are acceptable only if the application operates within the substitute's voltage specification
• Mounting Type: Must be through-hole with PC pin termination for PCB compatibility
• Actuator Orientation: Must be top-actuated to maintain mechanical interface consistency
• Switch Travel & Operating Force: Must match or be functionally equivalent (0.50mm travel, 130gf nominal operating force)
• Outline Dimensions: Footprint compatibility requires similar or smaller envelope (7.40mm x 7.40mm baseline)
• Termination Style: PC pin termination is mandatory for direct substitution

The identified substitute parts (TL6100DF130QP and TL6100DF160QP) satisfy the core electrical and mechanical requirements, though with noted parameter variations in voltage rating, operating temperature range, and mechanical life specifications.

Parameter Comparison

Engineering Selection Recommendations

TL6100DF130QP is the primary substitute candidate for applications where the original KSL0M211 operating force specification (130gf) is critical. This part maintains identical contact current (0.05A) and switch travel (0.50mm), with marginally higher actuator height (10.00mm vs. 9.90mm) and smaller footprint (7.20mm x 7.20mm). The contact voltage rating is reduced to 12VDC; substitution is valid only for circuits operating at or below 12V. This part is currently in active production status with ROHS3 compliance and extended mechanical life (1,000,000 cycles).

TL6100DF160QP is suitable for applications where increased operating force (160gf) is acceptable or beneficial. Electrical specifications and mechanical life are identical to TL6100DF130QP. Selection between the two E-Switch alternatives depends on actuator force requirements and circuit voltage constraints.

Both E-Switch alternatives provide superior compliance posture (ROHS3 vs. RoHS non-compliant) and extended mechanical life, supporting long-term design sustainability. The 3°C reduction in maximum operating temperature (-40°C ~ 85°C vs. -40°C ~ 90°C) must be evaluated against application thermal requirements.

Frequently Asked Questions (FAQ)

Q: Can TL6100DF130QP or TL6100DF160QP be used as direct replacements for KSL0M211 in existing designs?

A: Direct substitution is possible if the application circuit operates at or below 12VDC. The KSL0M211 is rated for 32VDC; the E-Switch alternatives are rated for 12VDC maximum. Mechanical compatibility is confirmed through matching circuit configuration (SPST-NO), switch travel (0.50mm), termination style (PC pin), and through-hole mounting. Actuator height difference (0.10mm) and footprint reduction (7.20mm vs. 7.40mm) are within typical PCB design tolerances.

Q: What is the significance of the operating force difference between TL6100DF130QP (130gf) and TL6100DF160QP (160gf)?

A: Operating force determines the tactile feedback and actuation pressure required from the user. TL6100DF130QP matches the KSL0M211 specification exactly (130gf), providing identical user experience. TL6100DF160QP requires 30gf additional force, suitable for applications where higher actuation resistance is desired to prevent accidental activation.

Q: Are there compliance or regulatory differences between the main part and substitutes?

A: Yes. The KSL0M211 is RoHS non-compliant, while both E-Switch alternatives (TL6100DF130QP and TL6100DF160QP) are ROHS3 compliant. Both main and substitute parts are REACH Unaffected and classified as EAR99 for export control purposes. New designs should prioritize the compliant E-Switch alternatives.

Q: How do the mechanical life specifications compare?

A: The KSL0M211 is rated for 500,000 cycles, while both E-Switch substitutes are rated for 1,000,000 cycles. The E-Switch alternatives provide double the mechanical life, supporting extended product reliability and reduced field failure risk.

Q: What packaging considerations apply to these parts?

A: The KSL0M211 is supplied in standard packaging (752 Pcs in stock). TL6100DF130QP and TL6100DF160QP are supplied in tube packaging with higher inventory availability (1,701 and 4,486 Pcs respectively), supporting volume production requirements.