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C&K COMPONENTS Y97HT21A4KAFP 6 mm Tact Switch

The C&K PTS645 series 6 mm tactile switches are designed for applications requiring a compact and reliable momentary action switch. These switches feature a variety of actuator lengths and actuation forces to meet diverse design needs. They are RoHS compliant and available in both thru-hole and surface mount (SMT) options. Common applications include consumer products, instrumentation, computer products, and industrial equipment. The switches offer a robust solution for user interface controls and signaling functions.

Authorized Distributors
Source:Newark
Part No:Y97HT21A4KAFP
Stock:24625
Inv Date:06-15-2026
Price: Unit price: $0.323
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Part No:Y97HT21A4KAFP
Stock:0
Inv Date:06-16-2026
Price: N/A
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Part No:Y97HT21A4KAFP
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.22
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Part No:Y97HT21A4KAFP
Stock:25210
Inv Date:06-15-2026
Price: Unit price: $0.1134
Buy/RFQ:
Part No:Y97HT21A4KAFP
Stock:25210
Inv Date:06-15-2026
Price: Unit price: $0.1134
Buy/RFQ:

C&K COMPONENTS Y97HT21A4KAFP 6 mm Tact Switch Specifications:

  • Function: Momentary action
  • Contact Arrangement: SPST, N.O.
  • Terminals: PC pins
  • Actuation Force: 130 grams, 160 grams, 200 grams, 260 grams
  • Life Expectancy: 100,000 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: -20˚C to 60˚C
  • Base Material: 6/6 nylon or glass filled polyester (PBT)
  • Actuator Material: 6/6 nylon or polyacetal
  • Cover Plate Material: Polyester or stainless steel (PTS645S), Tin alloy or stainless steel (PTS645T and PTS645V)
  • Dome Contacts: Phosphor bronze, silver clad
  • Stationary Contacts: Brass, silver plated
  • Terminal Material: Brass, silver plated

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