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NKK Switches A12HH Subminiature Toggle Switch

This compact subminiature toggle switch is ideal for space-constrained electronic applications, offering reliable operation and low-profile design. Its sealed body construction prevents contact contamination, ensuring long-term performance. Suitable for logic-level circuits, it features durable materials like brass and nickel-plated finishes, with a variety of actuator styles and mounting options. The switch withstands environmental stresses including humidity, vibration, and temperature extremes, making it effective in industrial, automation, and electronic device applications. An excellent choice for engineers seeking space-saving, high-reliability switching components.

Authorized Distributors
Source:DigiKey
Part No:A12HH
Stock:20
Inv Date:06-17-2026
Price: Unit price: $14.84
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Source:DigiKey
Part No:A12HH
Stock:0
Inv Date:06-17-2026
Price: Unit price: $7.66
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Part No:A12HH
Stock:0
Inv Date:06-18-2026
Price: Unit price: $7.66
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Part No:A12HH
Stock:0
Inv Date:06-17-2026
Price: Unit price: $7.96
Buy/RFQ:
Part No:A12HH
Stock:3
Inv Date:06-17-2026
Price: Unit price: $7.37
Buy/RFQ:

NKK Switches A12HH Subminiature Toggle Switch Specifications:

  • Electrical Capacity: 0.4VA maximum @ 28V AC/DC
  • 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 for certain circuits
  • Electrical Life: 50,000 operations minimum
  • Nominal Operating Force: 1.47N (momentary); 1.18N (maintained) for .394” toggles, 2.73N (momentary); 1.84N (maintained) for others
  • Contact Timing: Nonshorting (break-before-make)
  • Angle of Throw: 26°
  • Materials & Finishes: Glass fiber reinforced polyamide, nickel plated brass, phosphor bronze with gold plating, brass with gold plating
  • Environmental Data: -30°C to +85°C, 90-95% humidity for 240 hours @ 40°C, vibration 10-55Hz, shock 50G
  • PCB Processing: Wave soldering recommended, manual soldering, automated cleaning compatible

Buy the Buy NKK Process Sealed Subminiature Toggle Parts Number A12HH Online

Enhance your electronic projects with the NKK subminiature toggle switch, A12HH. Its sealed design prevents contamination, ensuring long-term reliability. Suitable for logic circuits, it offers low contact resistance and high durability in space-constrained environments. Easy to install with PCB mounting compatibility, it withstands environmental stresses like humidity, vibration, and temperature extremes. Whether for industrial, automation, or consumer electronics, this compact switch provides precise control and dependable operation, making it an essential component for high-performance, space-efficient electronic systems.

Buy NKK A12HH toggle switch now and experience unmatched reliability and space-efficient performance in your electronic designs.

Frequently Asked Questions

Where can I buy NKK Switches A12HH?

You can click on the BUY or RFQ button to purchase A12HH from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part A12HH?

You can download the A12HH datasheet or visit the NKK Switches website for support.

Who is the manufacturer of A12HH?

NKK Switches

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