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C&K COMPONENTS KS11R21CBD Single Pole Key Switch

The C&K COMPONENTS KS11R21CBD is a robust single-pole key switch designed for reliable operation in various industrial and commercial environments. Featuring a positive tactile feel and a selection of cap colors, this switch provides both functionality and aesthetic versatility. Constructed with glass-filled nylon and stainless steel components, it offers durability and long-term performance. It is RoHS compliant and suitable for applications requiring secure and dependable switching action, such as telecommunications equipment, industrial control panels, and instrumentation systems. The switch's easy build-a-switch concept allows for customization to meet specific application requirements.

Authorized Distributors
Source:DigiKey
Part No:KS11R21CBD
Stock:651
Inv Date:06-15-2026
Price: Unit price: $6.23
Buy/RFQ:
Part No:KS11R21CBD
Stock:0
Inv Date:06-16-2026
Price: Unit price: $4.18
Buy/RFQ:
Part No:KS11R21CBD
Stock:0
Inv Date:06-15-2026
Price: Unit price: $6.23
Buy/RFQ:
Part No:KS11R21CBD
Stock:125
Inv Date:06-15-2026
Price: Unit price: $3.15
Buy/RFQ:
Part No:KS11R21CBD
Stock:125
Inv Date:06-15-2026
Price: Unit price: $3.15
Buy/RFQ:

C&K COMPONENTS KS11R21CBD Single Pole Key Switch Specifications:

  • Contact Rating: 25mA @ 50V AC or DC max.
  • Electrical Life: 100,000 actuations
  • Contact Resistance: Below 100 mΩ initial @ 2-4 V DC, 100 mA
  • Insulation Resistance: 10[9] Ω min.
  • Dielectric Strength: 1,000 Vrms min. @ sea level
  • Operating Temperature: -30˚C to 65˚C
  • Case Material: Glass filled nylon (UL 94V-0)
  • Actuator Material: ABS, matte finish, black standard
  • Movable Contact Material: Stainless steel, silver plated
  • Stationary Contacts and Terminals Material: Copper alloy, silver plated
  • Terminal Seal: Epoxy
  • Cap Options: Round depression (R2), Black, White, Red, Gray

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Frequently Asked Questions

Where can I buy C&K COMPONENTS KS11R21CBD?

You can click on the BUY or RFQ button to purchase KS11R21CBD from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part KS11R21CBD?

You can download the KS11R21CBD datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of KS11R21CBD?

C&K COMPONENTS

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