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C&K COMPONENTS PTS635SL43SMTRLFS 3.5mm Tact Switch

The C&K PTS635SL43SMTRLFS is a 3.5mm tactile pushbutton switch designed for a wide range of applications. Its compact size (6 x 3.5 mm) and variety of switch heights offer design flexibility. Available with actuation forces of 130 grams (L models) or 200 grams (H models), this switch provides reliable momentary action. Constructed with durable materials like nylon and phosphor bronze, it ensures long-term performance. It is RoHS compliant and commonly used in consumer products, instrumentation, computer products, and industrial equipment.

Authorized Distributors
Part No:PTS635SL43SMTRLFS
Stock:32317
Inv Date:06-15-2026
Price: Unit price: $0.418
Buy/RFQ:
Part No:PTS635SL43SMTRLFS
Stock:32317
Inv Date:06-15-2026
Price: Unit price: $0.418
Buy/RFQ:

C&K COMPONENTS PTS635SL43SMTRLFS 3.5mm Tact Switch Specifications:

  • Function: Momentary action
  • Contact Arrangement: SPST, N.O.
  • Terminals: PC pins
  • Actuation Force (L): 130 grams
  • Actuation Force (H): 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
  • Terminal Material: Brass, silver plated

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Frequently Asked Questions

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You can download the PTS635SL43SMTRLFS datasheet or visit the C&K COMPONENTS website for support.

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