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C&K COMPONENTS PTS635SL50LFS 3.5mm Tact Switch

The C&K PTS635SL50LFS is a 3.5mm tactile switch designed for momentary action. It offers a compact size, a variety of switch heights, and selectable actuation forces (130 grams or 200 grams). Constructed with durable materials like nylon and phosphor bronze, this switch is RoHS compliant and suitable for applications in consumer products, instrumentation, computer products, and industrial equipment. Its easy build-a-switch concept allows for customization to meet specific requirements. Soldering instructions are provided to ensure proper installation and longevity.

Authorized Distributors
Part No:PTS635SL50LFS
Stock:92034
Inv Date:06-15-2026
Price: Unit price: $0.2927
Buy/RFQ:
Part No:PTS635SL50LFS
Stock:92034
Inv Date:06-15-2026
Price: Unit price: $0.2927
Buy/RFQ:

C&K COMPONENTS PTS635SL50LFS 3.5mm Tact Switch Specifications:

  • function: Momentary action
  • contact_arrangement: SPST, N.O.
  • terminals: PC pins
  • actuation_force_pts635l: 130 grams
  • actuation_force_pts635h: 200 grams
  • life_expectancy: 20,000 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
  • base_material: 6/6 nylon or glass filled polyester (PBT) (UL 94V-0)
  • actuator_material: 6/6 nylon or polyacetal (UL 94HB)
  • cover_plate_material: Tin plated stainless steel
  • dome_contacts_material: Phosphor bronze, silver clad
  • stationary_contacts_material: Brass, silver plated
  • terminals_material: Brass, silver plated
  • soldering_preheating_temp: 100˚C
  • soldering_time: 5 sec. max.
  • actuator_height_43: 4.3 mm
  • actuator_height_50: 5.0 mm

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How do I troubleshoot issues or seek technical support for part PTS635SL50LFS?

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