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NKK Switches CB315FP Sealed SMT Tactile Switch

The CB3 series 6mm process sealed SMT tactile switches are designed for reliable circuit control in compact applications. Featuring a sealed construction, they prevent contact contamination, allowing automated soldering and cleaning. The switches have a durable dome contact that provides crisp tactile feedback, ensuring high reliability and over 100,000 operations. Constructed with UL94V-0 flammability-rated materials, these switches are suitable for low-voltage, low-current logic circuits. Their square 6.2mm body allows for space-efficient mounting, ideal for industrial, automation, and electronic equipment where longevity and precise tactile response are essential.

Authorized Distributors
Source:DigiKey
Part No:CB315FP
Stock:1296
Inv Date:06-17-2026
Price: Unit price: $2.34
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Part No:CB315FP
Stock:232
Inv Date:06-18-2026
Price: Unit price: $2.32
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Part No:CB315FP
Stock:3
Inv Date:06-17-2026
Price: Unit price: $0.7
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Part No:CB315FP
Stock:4008
Inv Date:06-17-2026
Price: Unit price: $1.87
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Part No:CB315FP
Stock:0
Inv Date:06-17-2026
Price: Unit price: $1.45
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NKK Switches CB315FP Sealed SMT Tactile Switch Specifications:

  • Physical Dimensions: 6mm square body, approximately 6.2mm width
  • Contact Resistance: 100 milliohms maximum
  • Insulation Resistance: 100 megohms minimum at 250V DC
  • Dielectric Strength: 250V AC minimum between contacts & case for 1 minute
  • Total Travel: 1.57N force, approximately 0.250mm
  • Material: Glass fiber reinforced polyamide (UL94V-0) for actuator and base
  • Contact Material: Beryllium copper with silver plating
  • Terminal Type: Gull-winged solder terminals, integrates with SMT process
  • Environmental Ratings: Operating temperature 25°C to +70°C, humidity 90-95% for 96 hours at 40°C
  • Shock Resistance: 50G acceleration in multiple directions
  • Soldering: Reflow recommended with Profile A, manual soldering allowed, automated cleaning
  • Standards & Certifications: UL94V-0 flammability rating, designed for low-voltage logic circuit use
  • Packaging: Tape reel (1,000 pieces) or partitioned tray, meets EIA-481-D standards

Buy the NKK CB3 – Reliable Tactile Switch for Industrial Applications

Shop the NKK CB3 series 6mm sealed SMT tactile switches online today. These switches provide reliable tactile feedback, sealed construction for contamination resistance, and high durability exceeding 100,000 operations. Perfect for automation, industrial, and electronic applications, their compact square body allows space-efficient mounting. Manufactured with UL94V-0 rated materials, they support vapor phase and infrared reflow soldering, ensuring long-term reliability. Purchase now to enhance your circuit designs with these high-quality, sealed SPST tactiles for precise control and durability.

Get NKK CB3 switches today—built for precise tactile feedback and long-lasting durability in automation systems.

Frequently Asked Questions

Where can I buy NKK Switches CB315FP?

You can click on the BUY or RFQ button to purchase CB315FP from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part CB315FP?

You can download the CB315FP datasheet or visit the NKK Switches website for support.

Who is the manufacturer of CB315FP?

NKK Switches

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