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NKK Switches A18EH Subminiature Toggle Switch

This is a space-saving subminiature toggle switch engineered for precise control in low-voltage, low-current applications. It boasts a sealed body construction that prevents contact contamination, enabling automated soldering and cleaning processes. The switch incorporates an advanced STC contact mechanism for smoother, positive detent actuation, increased contact stability, and reliable logic-level switching. It is made with durable materials including tin-plated phosphor bronze and nickel-plated brass. Designed for PCB mounting, it conforms to industry standards with 2.54mm terminal spacing, offering exceptional reliability in space-constrained electronic systems.

Authorized Distributors
Source:DigiKey
Part No:A18EH
Stock:13
Inv Date:06-17-2026
Price: Unit price: $34.04
Buy/RFQ:
Source:DigiKey
Part No:A18EH
Stock:0
Inv Date:06-17-2026
Price: Unit price: $8.7
Buy/RFQ:
Part No:A18EH
Stock:0
Inv Date:06-18-2026
Price: Unit price: $8.7
Buy/RFQ:
Part No:A18EH
Stock:0
Inv Date:06-17-2026
Price: Unit price: $9.13
Buy/RFQ:
Part No:A18EH
Stock:13
Inv Date:06-17-2026
Price: Unit price: $8.45
Buy/RFQ:

NKK Switches A18EH Subminiature Toggle Switch Specifications:

  • Electrical Capacity: 0.4VA max at 28V AC/DC
  • Contact Resistance: 50 milliohms max
  • Insulation Resistance: 500 megohms min @ 500V DC
  • Dielectric Strength: 500V AC for 1 minute
  • Electrical Life: 50,000 operations min
  • Mechanical Life: 100,000 operations min
  • Nominal Operating Force: 1.18N to 2.73N depending on toggle type
  • Materials: Glass fiber reinforced polyamide, nickel plated brass, phosphor bronze
  • Environmental Range: -30°C to +85°C, 90-95% humidity for 240 hours
  • Mounting: PCB with 2.54mm terminal spacing, suitable for automated soldering and cleaning
  • Standards & Certifications: Not UL or CSA tested
  • Operating Range: Designed for logic-level, low-voltage circuits with safe, non-hazardous switching

Buy the Buy NKK Process Sealed Subminiature Toggle Switch Part Number A18EH Online

Order the NKK subminiature toggle switch A18EH online today. This space-efficient switch offers sealed contact reliability, making it ideal for low-voltage, logic-level circuits. Designed for automated soldering and cleaning, it features an advanced contact mechanism for stability and durability. With a compact size and industry-standard PCB mounting, it ensures smooth operation and long lifespan. Perfect for space-sensitive applications requiring precise control, order now and enhance your electronic designs with high-quality switching performance.

Get NKK A18EH today—built for precision and long-lasting durability in space-constrained electronics.

Frequently Asked Questions

Where can I buy NKK Switches A18EH?

You can click on the BUY or RFQ button to purchase A18EH from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part A18EH?

You can download the A18EH datasheet or visit the NKK Switches website for support.

Who is the manufacturer of A18EH?

NKK Switches

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