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NKK Switches B18AP Subminiature PCB Toggle Switch

This subminiature toggle switch is designed for PCB mounting, offering a compact size that saves space on circuit boards. It features a sealed, antistatic body to prevent contamination, making it ideal for low-voltage, low-current logic-level applications. The switch incorporates epoxy sealed terminals for robustness and ease of cleaning, with a durable nickel-plated brass toggle and support bracket. It supports multiple pole and circuit configurations, including single and double pole options, with a maximum operational temperature of +85°C. Suitable for industrial control, instrumentation, and electronic equipment requiring space-efficient switching solutions.

Authorized Distributors
Source:Newark
Part No:B18AP
Stock:40
Inv Date:06-17-2026
Price: Unit price: $2.98
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Source:DigiKey
Part No:B18AP
Stock:1111
Inv Date:06-17-2026
Price: Unit price: $6.21
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Part No:B18AP
Stock:118
Inv Date:06-18-2026
Price: Unit price: $6.21
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Part No:B18AP
Stock:17
Inv Date:06-17-2026
Price: Unit price: $2.78
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Part No:B18AP
Stock:1603
Inv Date:06-17-2026
Price: Unit price: $5.1667
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Part No:B18AP
Stock:4811
Inv Date:06-17-2026
Price: Unit price: $5.1667
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Part No:B18AP
Stock:9857
Inv Date:06-17-2026
Price: Unit price: $5.8
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Part No:B18AP
Stock:0
Inv Date:06-17-2026
Price: Unit price: $4.24
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NKK Switches B18AP Subminiature PCB Toggle Switch Specifications:

  • Electrical Capacity: 0.4VA maximum @ 28V AC/DC maximum
  • Contact Resistance: 50 milliohms maximum
  • Insulation Resistance: 500 megohms minimum @ 500V DC
  • Dielectric Strength: 500V AC minimum for 1 minute
  • Mechanical Life: 100,000 operations minimum
  • Nominal Operating Force: 1.47N (long paddle), 2.72N (short paddle)
  • Materials: Nickel plated brass toggle, carbon blended polyamide, nickel plated zinc alloy, nitrile rubber, glass fiber reinforced polyamide, phosphor bronze with gold plating
  • Operating Temperature Range: -30°C to +85°C
  • Humidity: 90-95% for 96 hours @ 40°C
  • Vibration: 10-55Hz with 1.5mm amplitude, 3 axes for 2 hours
  • Shock: 50G acceleration
  • Soldering: Wave and manual soldering recommended
  • Certifications: UL recognized, IEC 60529 IP65 panel seal compatible
  • Mounting: Support bracket recommended, panel thickness up to 2.2mm
  • Dimensions: Compact size suitable for PCB mounting, various configurations available

Buy the NKK Series B Subminiature Toggle Switch: B18AP

Order the NKK B18AP subminiature toggle switch online today and enjoy a space-saving, sealed design ideal for compact electronics. Featuring antistatic bushing and epoxy sealed terminals, this switch ensures durability and contamination resistance. Perfect for PCB applications, it supports multiple circuit configurations, including single and double pole options. Its robust construction withstands harsh environmental conditions with a maximum operating temperature of +85°C, and complies with IP65 standards. Invest in reliable switching technology for your electronic projects and streamline your manufacturing process today.

Get NKK B18AP today—built for space-efficient and reliable circuit switching in electronic devices.

Frequently Asked Questions

Where can I buy NKK Switches B18AP?

You can click on the BUY or RFQ button to purchase B18AP from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part B18AP?

You can download the B18AP datasheet or visit the NKK Switches website for support.

Who is the manufacturer of B18AP?

NKK Switches

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