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C&K COMPONENTS KT11B1SM34LFS SMT Tact Switch

The C&K COMPONENTS KT11B1SM34 LFS is a versatile sealed tactile switch designed for surface mount technology (SMT) applications. It offers both top and side actuation options, along with a robust design featuring high shear force and a convenient top plate tab for easy pick and place. Available with various actuator styles (soft flush, soft with different heights, hard) and termination options (SMT gullwing, J-bend, right angle), this switch is suitable for a wide range of industrial applications including telecommunications equipment, computer products, instrumentation, and power supplies. It is RoHS compliant and designed for reliable performance.

Authorized Distributors
Source:Newark
Part No:KT11B1SM34 LFS
Stock:132
Inv Date:06-15-2026
Price: Unit price: $5
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Source:DigiKey
Part No:KT11B1SM34LFS
Stock:15086
Inv Date:06-15-2026
Price: Unit price: $5.06
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Source:DigiKey
Part No:KT11B1SM34LFS
Stock:3800
Inv Date:06-15-2026
Price: Unit price: $2.44
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Part No:KT11B1SM34LFS
Stock:916
Inv Date:06-16-2026
Price: Unit price: $4.97
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Part No:KT11B1SM34LFS
Stock:10653
Inv Date:06-15-2026
Price: Unit price: $2.64
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Part No:KT11B1SM34LFS
Stock:3300
Inv Date:06-15-2026
Price: Unit price: $2.55
Buy/RFQ:

C&K COMPONENTS KT11B1SM34LFS SMT Tact Switch Specifications:

  • Contact Arrangement: SPST, N.O.
  • Terminals: SMT termination
  • Contact Rating: 1.0 VA max. @ 32 V AC or DC max.
  • Electrical & Mechanical Life: 100,000 make-and-break cycles at full load
  • Dielectric Strength: 250 Vrms min. @ sea level
  • Contact Resistance: Below 50 mΩ typ. initial @ 2-4 V DC, 100 mA
  • Insulation Resistance: 10[9] Ω min.
  • Operating Temperatures (Ag version): -40˚C to 90˚C
  • Operating Temperatures (Au version): -40˚C to 125˚C
  • Solderability: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging)
  • Degree of Protection: IP57

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Frequently Asked Questions

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You can click on the BUY or RFQ button to purchase KT11B1SM34LFS from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part KT11B1SM34LFS?

You can download the KT11B1SM34LFS datasheet or visit the C&K COMPONENTS website for support.

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