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NKK Switches A28AP Subminiature Toggle Switch

This is a compact and highly reliable subminiature toggle switch optimized for space-constrained electronic applications. It features a precise toggle action, durable construction, and low contact resistance, making it ideal for logic-level circuit control. The switch's sealed body prevents contamination, ensuring longevity and consistent performance. Designed with a silver alloy contact surface, it supports automated soldering processes and meets strict environmental standards. Its versatile mounting options include PCB support brackets and different actuator styles for customization. Suitable for low-voltage, low-current operations, it delivers smooth switching in demanding electronic environments.

Authorized Distributors
Source:DigiKey
Part No:A28AP
Stock:22
Inv Date:06-17-2026
Price: Unit price: $39.98
Buy/RFQ:
Source:DigiKey
Part No:A28AP
Stock:17
Inv Date:06-17-2026
Price: Unit price: $10.4
Buy/RFQ:
Part No:A28AP
Stock:0
Inv Date:06-18-2026
Price: Unit price: $10.37
Buy/RFQ:
Part No:A28AP
Stock:0
Inv Date:06-17-2026
Price: Unit price: $10.94
Buy/RFQ:
Part No:A28AP
Stock:22
Inv Date:06-17-2026
Price: Unit price: $10.13
Buy/RFQ:

NKK Switches A28AP Subminiature Toggle Switch Specifications:

  • Dimensions: 0.394 inches (10.0mm) Bat lever height, terminal spacing 2.54mm
  • Contact Resistance: 50 milliohms maximum
  • Insulation Resistance: 500 megohms minimum at 500V DC
  • Dielectric Strength: 500V AC minimum for 1 minute
  • Mechanical Life: 100,000 operations minimum
  • Electrical Life: 50,000 operations minimum
  • Nominal Operating Force: 1.47N (momentary), 1.18N (maintained)
  • Contact Timing: Nonshorting (break-before-make)
  • Temperature Range: -30°C to +85°C
  • Humidity: 90–95% for 240 hours @ 40°C
  • Soldering: Wave soldering profile A recommended
  • Environmental: Meets minimal environmental standards for low-voltage circuits
  • Materials & Finishes: Brass with bright nickel, glass fiber reinforced polyamide for body, phosphor bronze contacts with gold plating
  • Environmental Resistance: Water, dust, and solvent resistant sealed construction
  • Standards & Certifications: Not UL or CSA tested

Buy the Buy NKK Process Sealed Subminiature Toggle Part Number A28AP Online

Order the NKK A28AP toggle switch online today to ensure your electronic projects benefit from compact size, sealed durability, and reliable switch operation. Designed for low-voltage logic circuits, this switch features a sealed body for contamination resistance, steady toggle action, and compatibility with automated soldering and cleaning processes. Its versatile mounting options and durable materials make it ideal for demanding applications requiring space efficiency, stability, and longevity. Purchase now to enhance your device’s control accuracy and operational dependability with just a few clicks.

Buy NKK A28AP toggle switch now and experience unmatched reliability and performance in space-constrained electronic systems.

Frequently Asked Questions

Where can I buy NKK Switches A28AP?

You can click on the BUY or RFQ button to purchase A28AP from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part A28AP?

You can download the A28AP datasheet or visit the NKK Switches website for support.

Who is the manufacturer of A28AP?

NKK Switches

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