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C&K COMPONENTS KSC643JLFG Sealed Tact Switch

The C&K COMPONENTS KSC643JLFG is a sealed momentary action tact switch designed for demanding environments. It offers a positive tactile feel, various heights, and IP67 sealing for protection against dust and water. Typical applications include automotive interiors, medical instruments, industrial electronics, and network infrastructure. The switch is available with J bend and Gullwing terminations for SMT assembly and is suitable for lead-free reflow soldering processes. Contact customer service for contractual specification packages for applications requiring specific quality or safety levels.

Authorized Distributors
Source:DigiKey
Part No:KSC643J LFG
Stock:5
Inv Date:06-15-2026
Price: Unit price: $1.9
Buy/RFQ:
Part No:KSC643J LFG
Stock:0
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:
Part No:KSC643JLFG
Stock:177
Inv Date:06-15-2026
Price: Unit price: $2.5025
Buy/RFQ:
Part No:KSC643JLFG
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.895
Buy/RFQ:

C&K COMPONENTS KSC643JLFG Sealed Tact Switch Specifications:

  • FUNCTION: Momentary action
  • CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
  • TERMINALS: J bend & Gullwing type for SMT
  • SEALING: IP67
  • OPERATING TEMPERATURE: -40°C to 85°C
  • STORAGE TEMPERATURE: -55°C to 85°C
  • MAXIMUM POWER: 1 VA
  • MAXIMUM VOLTAGE: 32 VDC
  • MINIMUM VOLTAGE: 20 mV
  • MAXIMUM CURRENT: 50 mA
  • MINIMUM CURRENT: 1 mA
  • DIELECTRIC STRENGTH: ≥ 250 Vrms
  • CONTACT RESISTANCE: ≤ 100mΩ
  • INSULATION RESISTANCE: ≥ 10M Ω
  • BOUNCE TIME: ≤ 1 ms

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Frequently Asked Questions

Where can I buy C&K COMPONENTS KSC643JLFG?

You can click on the BUY or RFQ button to purchase KSC643JLFG from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part KSC643JLFG?

You can download the KSC643JLFG datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of KSC643JLFG?

C&K COMPONENTS

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