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C&K COMPONENTS PTS125SJK73LFS 12 mm Tact Switch

The C&K PTS125 series 12mm tactile switches are designed for applications requiring a stable control feeling and reliable momentary action. These switches offer thru-hole or vertical actuation options, with actuation forces of 160 grams (M option) or 260 grams (K option). Constructed with materials like nylon, PBT, and phosphor bronze, they are RoHS compliant and suitable for consumer products, instrumentation, computer products, and industrial applications. The easy build-a-switch concept allows for customization to meet specific requirements.

Authorized Distributors
Source:Newark
Part No:PTS125SJK73LFS
Stock:1710
Inv Date:06-15-2026
Price: Unit price: $0.882
Buy/RFQ:
Part No:PTS125SJK73LFS
Stock:1710
Inv Date:06-15-2026
Price: Unit price: $0.3703
Buy/RFQ:
Part No:PTS125SJK73LFS
Stock:1710
Inv Date:06-15-2026
Price: Unit price: $0.3703
Buy/RFQ:

C&K COMPONENTS PTS125SJK73LFS 12 mm Tact Switch Specifications:

  • Function: Momentary action
  • Contact Arrangement: SPST, N.O.
  • Terminals: PC pins
  • Actuation Force: 160 grams (PTS125M models), 260 grams (PTS125 K models)
  • Life Expectancy: 200,000 operations (M option), 100,000 operations (K option)
  • Operating Temperature: -40˚C to 60˚C
  • Soldering: Preheating to 100˚C for 45 sec. max. Soldering to 255˚C for 5 sec. max.
  • 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.
  • Base Material: 6/6 nylon or glass filled polyester (PBT) (UL 94V-0)
  • Actuator Material: PBT (UL94V0) or polyacetal (UL 94HB)
  • Cover Plate Material: Tin alloy
  • Dome Contacts Material: Phosphor bronze, silver clad
  • Stationary Contacts Material: Brass, silver plated
  • Terminal Material: Brass, silver plated

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