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C&K COMPONENTS PTS125SM432LFS 12mm Tact Switch

The C&K PTS125SM43-2 LFS is a versatile 12mm tactile switch designed for momentary action. It boasts a SPST (Single Pole Single Throw, Normally Open) contact arrangement and is available with both Through-Hole Technology (THT) and Surface Mount Technology (SMT) termination options, providing flexibility in manufacturing processes. The switch is suitable for a broad spectrum of applications, including consumer electronics, instrumentation, computer products, and industrial machinery. Its robust design and various height options cater to diverse design requirements. Refer to C&K's build-a-switch concept for customized configurations.

Authorized Distributors
Source:DigiKey
Part No:PTS125SM43-2 LFS
Stock:19754
Inv Date:06-15-2026
Price: Unit price: $0.61
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Part No:PTS125SM43-2 LFS
Stock:5276
Inv Date:06-16-2026
Price: Unit price: $0.54
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Part No:PTS125SM432LFS
Stock:0
Inv Date:06-16-2026
Price: N/A
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Part No:PTS125SM43-2LFS
Stock:2500
Inv Date:06-15-2026
Price: Unit price: $0.2785
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Part No:PTS125SM43-2LFS
Stock:2500
Inv Date:06-15-2026
Price: Unit price: $0.2785
Buy/RFQ:
Part No:PTS125SM43-2 LFS
Stock:12
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:

C&K COMPONENTS PTS125SM432LFS 12mm Tact Switch Specifications:

  • Function: Momentary action
  • Contact Arrangement: 1 make contact SPST, N.O.
  • Terminals: PC pins for THT and G type for SMT
  • Travel: 0.30 mm ± 0.15 mm
  • Operating Life: 200,000 cycles
  • Operating Force: 180 gf ± 50, 250 gf ± 50
  • Max Voltage: 12 VDC
  • Max Current: 50 mA
  • Dielectric Strength: 250 V AC (1mn)
  • Contact Resistance: <100 mΩ
  • Insulation Resistance: >100M Ω
  • Bounce Time: < 5 ms
  • Operating Temperature: -20˚C to 70˚C
  • Soldering: Infrared reflow soldering (IEC 61760-1) for SMT, Wave soldering compatible with lead-free profile
  • Packaging: THT: Plastic bag (500), SMT 4.3mm: Tape & reel (900), SMT 4.3mm with pegs: Tape & reel (600), SMT 7.3mm: Tape & reel (500), SMT 7.3mm with pegs: Tape & reel (500), SMT 8.5mm: Tape & reel (500), SMT 8.5mm with pegs: Tape & reel (400), SMT 12mm: Tape & reel (250)
  • Reel Diameter: 330 mm (EIA 481B)

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Frequently Asked Questions

Where can I buy C&K COMPONENTS PTS125SM432LFS?

You can click on the BUY or RFQ button to purchase PTS125SM432LFS from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part PTS125SM432LFS?

You can download the PTS125SM432LFS datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of PTS125SM432LFS?

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