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C&K COMPONENTS KT11P4SA1M34LFS Illuminated Tact Switch

The KT11P4SA1M34LFS is a high-quality, sealed, illuminated tactile switch designed for applications requiring reliable momentary contact with LED illumination. Featuring a compact footprint of 2.0 x 1.25 mm and a height of 3.4 mm, it offers high durability with 100,000 switching cycles. The switch supports a wide operating temperature range from -40°C to +85°C, and is RoHS compliant. Its lead-free design with silver plating ensures excellent contact reliability for consumer electronics, medical devices, and industrial systems. Suitable for SMT mounting, it integrates seamlessly into space-constrained environments, providing tactile feedback and long-term performance.

Authorized Distributors
Source:Newark
Part No:KT11P4SA1M34 LFS
Stock:512
Inv Date:06-15-2026
Price: Unit price: $4.44
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Source:DigiKey
Part No:KT11P4SA1M34LFS
Stock:67200
Inv Date:06-15-2026
Price: Unit price: $2.77601
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Part No:KT11P4SA1M34LFS
Stock:243
Inv Date:06-16-2026
Price: Unit price: $4.09
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Part No:KT11P4SA1M34LFS
Stock:21138
Inv Date:06-15-2026
Price: Unit price: $2.4574
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Part No:KT11P4SA1M34LFS
Stock:21138
Inv Date:06-15-2026
Price: Unit price: $2.4574
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Part No:KT11P4SA1M34LFS
Stock:0
Inv Date:06-15-2026
Price: Unit price: $2.36
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Part No:KT11P4SA1M34 LFS
Stock:1
Inv Date:06-16-2026
Price: N/A
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C&K COMPONENTS KT11P4SA1M34LFS Illuminated Tact Switch Specifications:

  • Dimensions: 2.0 x 1.25 mm footprint, height 3.4 mm
  • Travel: 0.2 mm +/- 0.1 mm
  • Operating Temperature: -40°C to +85°C
  • Life Cycle: 100,000 cycles
  • Actuation Force: 4.0 N (400 grams)
  • Contact Resistance: < 100 mΩ
  • Insulation Resistance: > 100 MΩ
  • Dielectric Strength: > 250 Vrms
  • Sealing: IP67
  • RoHS Compliant: Yes
  • Termination: SMT with positioning pegs
  • Materials: Silver plated contacts, thermoplastic housing
  • Rated Voltage: 12 VDC
  • Rated Current: 50 mA
  • Bounce Time: < 10 ms

Buy the CK Switches KT11P4SA1M34LFS – Reliable Illuminated Tactile Switch for Industrial Applications

Enhance your electronic projects with the CK Switches KT11P4SA1M34LFS. This compact, sealed illuminated tactile switch offers durable performance with 100,000 cycles, ideal for wearables, medical devices, and industrial systems. Its RoHS compliance ensures environmental safety, while its small footprint of 2.0 x 1.25 mm and 3.4 mm height make it perfect for space-constrained applications. Designed for SMT mounting, it provides reliable tactile feedback and long-lasting operation in various demanding environments.

Order your CK Switches KT11P4SA1M34LFS today and upgrade your electronic designs with this dependable, space-saving illuminated switch ready for SMT assembly.

Frequently Asked Questions

Where can I buy C&K COMPONENTS KT11P4SA1M34LFS?

You can click on the BUY or RFQ button to purchase KT11P4SA1M34LFS from an authorized C&K COMPONENTS distributor.

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You can download the KT11P4SA1M34LFS datasheet or visit the C&K COMPONENTS website for support.

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