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C&K COMPONENTS KT11B1JM34LFS Tactile Switch

This is a compact, high-performance, light-duty tactile switch designed for various electronic devices, offering excellent tactile feel, high cycle life, and optional LED illumination. It features a 4.2x3.2 mm footprint, 0.45 mm travel, and operates at -40°C to 85°C. The switch uses silver or gold contact materials, is RoHS compliant, and offers versions with or without LED and different mounting options like SMT or through-hole. Ideal for space-constrained applications such as wearables, medical, and industrial electronics.

Authorized Distributors
Source:Newark
Part No:KT11B1JM34 LFS
Stock:515
Inv Date:06-15-2026
Price: Unit price: $5.34
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Source:DigiKey
Part No:KT11B1JM34LFS
Stock:1724
Inv Date:06-15-2026
Price: Unit price: $4.59
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Part No:KT11B1JM34LFS
Stock:719
Inv Date:06-16-2026
Price: Unit price: $4.15
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Part No:KT11B1JM34LFS
Stock:55302
Inv Date:06-15-2026
Price: Unit price: $2.6378
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Part No:KT11B1JM34LFS
Stock:55302
Inv Date:06-15-2026
Price: Unit price: $2.6378
Buy/RFQ:
Part No:KT11B1JM34LFS
Stock:0
Inv Date:06-15-2026
Price: Unit price: $1.96
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Part No:KT11B1JM34 LFS
Stock:6
Inv Date:06-16-2026
Price: N/A
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C&K COMPONENTS KT11B1JM34LFS Tactile Switch Specifications:

  • Physical Dimensions: 4.2 x 3.2 mm footprint, 0.45 mm travel
  • Actuation Force: 4.0 N (400 grams), 3.1 N (310 grams), 4.3 N (430 grams), 3.9 N (390 grams)
  • Contact Material: Silver or Gold plated
  • Electrical Rating: Max 1 VA, 12 V DC, 50 mA; Min 20 mV, 20 mA
  • Dielectric Strength: > 250 Vrms (50 Hz, 1 min)
  • Operating Temperature Range: -40°C to +85°C
  • Switch Life: Up to 300,000 cycles
  • Sealing: IP67 (waterproof)
  • Mounting: SMT or through-hole options available
  • Soldering: Compatible with lead-free reflow process
  • Packaging: Reels of 8,000 pieces (reel dia. 330 mm + 2 mm)

Buy the CK Switches Series Tactile: 4.2x3.2 mm Switch: KT11B1JM34LFS

Discover the compact, high-performance tactile switch ideal for wearables, medical, and industrial electronics. Offering optional LED illumination, IP67 waterproof sealing, and a 300,000-cycle lifespan, this switch ensures durability and reliable tactile feedback in space-constrained designs. Its versatile mounting options include SMT and through-hole, with RoHS compliance. Whether for high-cycle industrial use or portable devices, the series KT11B1JM34LFS guarantees quality, easy integration, and excellent ergonomics for modern electronics requiring reliable tactile switching.

Order your CK Switches SeriesKT11B1JM34LFS today and give your projects the reliable performance they deserve, ideal for compact, high-cycle applications.

Frequently Asked Questions

Where can I buy C&K COMPONENTS KT11B1JM34LFS?

You can click on the BUY or RFQ button to purchase KT11B1JM34LFS from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part KT11B1JM34LFS?

You can download the KT11B1JM34LFS datasheet or visit the C&K COMPONENTS website for support.

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