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C&K COMPONENTS PTS125SK43 12mm Tact Switch

The C&K PTS125SK43 is a 12mm tactile switch designed for a wide range of applications. It provides a stable control feeling and offers both thru-hole and vertical actuation options, making it adaptable to different design requirements. This switch is ideal for consumer products, instrumentation, computer products, and industrial environments. It features momentary action and is available with either 160 or 260 grams actuation force to meet specific user preferences. The switch's robust construction and reliable performance ensure long-lasting functionality in demanding applications.

Authorized Distributors
Part No:PTS125SK43
Stock:2710
Inv Date:06-15-2026
Price: Unit price: $0.217
Buy/RFQ:
Part No:PTS125SK43
Stock:2710
Inv Date:06-15-2026
Price: Unit price: $0.217
Buy/RFQ:

C&K COMPONENTS PTS125SK43 12mm Tact Switch Specifications:

  • function: Momentary action
  • contact_arrangement: SPST, N.O.
  • terminals: PC pins
  • actuation_force_m: 160 grams
  • actuation_force_k: 260 grams
  • life_expectancy: 200,000 operations
  • contact_rating: 50 mA @ 12 V DC
  • dielectric_strength: 250 V AC min.
  • contact_resistance: 100 mΩ max. initial
  • insulation_resistance: 10[11] Ω min.
  • operating_temperature: -40˚C to 60˚C
  • soldering_preheating: 100˚C for 45 sec. max.
  • soldering_temperature: 255˚C for 5 sec. max.
  • base_material: 6/6 nylon or glass filled polyester (PBT) (UL 94V-0)
  • actuator_material: PBT (UL94V0) or polyacetal (UL 94HB)
  • cover_plate_material_pts645s: Polyester
  • cover_plate_material_pts645v: Tin alloy
  • dome_contacts_material: Phosphor bronze, silver clad
  • stationary_contacts_material: Brass, silver plated
  • terminals_material: Brass, silver plated

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You can download the PTS125SK43 datasheet or visit the C&K COMPONENTS website for support.

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