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C&K COMPONENTS RKA2SGM055SMTRLFS Micro Tactile Switch

The RKA2SGM055SMTRLFS is a microminiature SMT top actuated tactile switch designed for compact electronic applications such as keyfobs, medical devices, and navigation systems. Featuring a low profile of 0.55 mm height, it offers reliable momentary contact operation with options for different actuation forces up to 400 gf and life cycles up to 500,000. Its SMT termination allows for easy surface-mount assembly, making it ideal for space-constrained designs. The switch operates from -40°C to 85°C, ensuring dependable performance in various environment conditions.

Authorized Distributors
Source:Newark
Part No:RKA2SGM055SMTR LFS
Stock:4495
Inv Date:06-15-2026
Price: Unit price: $0.034
Buy/RFQ:
Source:DigiKey
Part No:RKA2SGM055SMTR LFS
Stock:7172
Inv Date:06-15-2026
Price: Unit price: $0.29
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Source:DigiKey
Part No:RKA2SGM055SMTRLFS
Stock:50000
Inv Date:06-15-2026
Price: Unit price: $0.116
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Part No:RKA2SGM055SMTR LFS
Stock:5059
Inv Date:06-16-2026
Price: Unit price: $0.29
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Part No:RKA2SGM055SMTR LFS
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.28
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Part No:RKA2SGM055SMTRLFS
Stock:50000
Inv Date:06-15-2026
Price: Unit price: $0.124
Buy/RFQ:
Part No:RKA2SGM055SMTRLFS
Stock:50000
Inv Date:06-15-2026
Price: Unit price: $0.124
Buy/RFQ:
Part No:RKA2SGM055SMTRLFS
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.121
Buy/RFQ:
Part No:RKA2SGM055SMTR LFS
Stock:5000
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:

C&K COMPONENTS RKA2SGM055SMTRLFS Micro Tactile Switch Specifications:

  • Function: momentary action
  • Contact Arrangement: SPST N.O.
  • Max Voltage: DC 15V
  • Max Current: 20 mA
  • Contact Resistance: 50 MΩ min.
  • Insulation Resistance: 500 MΩ max.
  • Dielectric Strength: 250 VAC (1 min.)
  • Travel: 0.55 mm
  • Operating Temperature: -40°C to 85°C
  • Actuation Force: 180 gf
  • Life Cycles: 100,000
  • Termination: SMT
  • Dimensions: 0.55 mm height, 4.5 x 4.5 mm size
  • Soldering: Infrared Reflow according to IEC61760-1
  • Packaging: 5,000 pieces per reel

Buy the CK Series Tactile Switch: RKA2SGM055SMTRLFS

Order the CK Series RKA2SGM055SMTRLFS tactile switch online today for the perfect solution to your compact electronic device needs. Its low profile, surface-mount design, and high cycle life ensure dependable operation in medical devices, navigation systems, and keyfobs. With an actuation force of 180 gf and a temperature range from -40°C to 85°C, this switch offers durability and performance in diverse environments. Enjoy fast delivery and seamless online purchasing to enhance your project efficiency and reliability.

Buy CK Series RKA2SGM055SMTRLFS tactile switch now and experience reliable high-cycle performance in space-constrained designs.

Frequently Asked Questions

Where can I buy C&K COMPONENTS RKA2SGM055SMTRLFS?

You can click on the BUY or RFQ button to purchase RKA2SGM055SMTRLFS from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part RKA2SGM055SMTRLFS?

You can download the RKA2SGM055SMTRLFS datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of RKA2SGM055SMTRLFS?

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