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C&K COMPONENTS PTS647SN38SMTR2LFS 4.5 mm Tact Switch

The C&K COMPONENTS PTS647 series 4.5 mm tactile switch offers a compact solution for a wide range of applications. Key features include a small footprint (4.5 x 4.5 mm), surface mount technology (SMT) terminals for automated assembly, and selectable actuation forces. This switch is well-suited for use in consumer products, industrial control panels, and computer products where a reliable and space-saving tactile interface is required. It is lead-free compatible and available in tape and reel packaging for high-volume manufacturing.

Authorized Distributors
Source:Newark
Part No:PTS647SN38SMTR2LFS
Stock:6800
Inv Date:06-15-2026
Price: Unit price: $0.149
Buy/RFQ:
Source:DigiKey
Part No:PTS647SN38SMTR2 LFS
Stock:16000
Inv Date:06-15-2026
Price: Unit price: $0.16789
Buy/RFQ:
Part No:PTS647SN38SMTR2 LFS
Stock:9598
Inv Date:06-16-2026
Price: Unit price: $0.24
Buy/RFQ:
Part No:PTS 647 SN38 SMTR2 LFS
Stock:0
Inv Date:06-15-2026
Price: Unit price: $201.15
Buy/RFQ:
Part No:PTS647SN38SMTR2LFS
Stock:6800
Inv Date:06-15-2026
Price: Unit price: $0.1308
Buy/RFQ:
Part No:PTS647SN38SMTR2LFS
Stock:6800
Inv Date:06-15-2026
Price: Unit price: $0.1308
Buy/RFQ:

C&K COMPONENTS PTS647SN38SMTR2LFS 4.5 mm Tact Switch Specifications:

  • operating_force: 100 +/- 50 gf
  • life: 100,000 cycles
  • height_h: 3.8 mm
  • travel: 0.25 mm +/- 0.15 mm
  • contact_rating: 50 mA @ 12 V DC
  • dielectric_strength: 250 V AC min
  • contact_resistance: 100 mΩ max initial
  • insulation_resistance: 100 MΩ min
  • operating_temperature: -20°C to 70°C
  • packaging: Tape & reel, 1,000 pieces (3.8 mm height), 1,500 pieces (5.0 mm height), 2,000 pieces (7.0 mm height)
  • reel_dimensions: External diameter 330 mm ± 2 mm
  • actuation_force_n: 100 grams
  • actuation_force_m: 180 grams
  • actuation_force_k: 250 grams

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Frequently Asked Questions

Where can I buy C&K COMPONENTS PTS647SN38SMTR2LFS?

You can click on the BUY or RFQ button to purchase PTS647SN38SMTR2LFS from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part PTS647SN38SMTR2LFS?

You can download the PTS647SN38SMTR2LFS datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of PTS647SN38SMTR2LFS?

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