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NKK Switches B28ABGA Subminiature Toggle Switch

This subminiature toggle switch is engineered for electronic and electrical applications, offering space-saving design, reliable on/off switching, and a sealed body construction to prevent contact contamination. It features antistatic superstructure components for static discharge prevention, making it ideal for logic-level circuits. The switch incorporates the award-winning STC contact mechanism for smoother, positive detent actuation and enhanced contact stability, ensuring high reliability in low-voltage, low-current control systems. It is available with different actuator options and mounting configurations to suit various electronic designs.

Authorized Distributors
Source:DigiKey
Part No:B28AB-GA
Stock:128
Inv Date:06-17-2026
Price: Unit price: $37.8
Buy/RFQ:
Source:DigiKey
Part No:B28AB-GA
Stock:0
Inv Date:06-17-2026
Price: Unit price: $9.8
Buy/RFQ:
Part No:B28AB-GA
Stock:0
Inv Date:06-18-2026
Price: Unit price: $9.8
Buy/RFQ:
Part No:B28AB-GA
Stock:0
Inv Date:06-17-2026
Price: Unit price: $10.39
Buy/RFQ:
Part No:B28AB-GA
Stock:128
Inv Date:06-17-2026
Price: Unit price: $9.62
Buy/RFQ:

NKK Switches B28ABGA Subminiature Toggle Switch Specifications:

  • Electrical Capacity: 0.4VA maximum at 28V AC/DC
  • Contact Resistance: 50 milliohms maximum
  • Insulation Resistance: 500 megohms minimum at 500V DC
  • Dielectric Strength: 500V AC for 1 minute
  • Mechanical Life: 100,000 operations minimum for certain circuits
  • Nominal Operating Force: 1.18N (maintained for certain toggles)
  • Contact Timing: Nonshorting (break-before-make)
  • Angle of Throw: 26°
  • Materials: Nickel plated brass toggle, carbon blended polyamide bushing, nitrile butadiene rubber gasket
  • Operating Temperature Range: -30°C to +85°C
  • Humidity: 90-95% for 96 hours @ 40°C
  • Vibration: 10-55Hz with peak-to-peak amplitude of 1.5mm for 2 hours
  • Shock: 50G acceleration
  • Mounting Torque: 30-40 in-lb for threaded bushing
  • Soldering: Wave soldering recommended, manual and automated cleaning compatible
  • Certifications: UL recognized (UL9AV-0); Not tested for UL recognition or CSA certification
  • Body: Totally sealed, epoxy sealed terminals for contamination resistance
  • Support Bushing: Threaded 6mm diameter with panel seal option

Buy the NKK Series B Toggle: B28ABGA

Order the NKK B28ABGA subminiature toggle switch online today for your electronic projects. Its sealed body, static discharge-proof features, and award-winning contact mechanism ensure high reliability, durability, and optimal performance in low-voltage control circuits. Compact and easy to install, this switch is perfect for tight spaces on PCBs. It offers consistent on/off operation, long mechanical life, and high electrical stability, making it ideal for precision electronic applications. Purchase now to enhance your device's control system with this dependable switch.

Get NKK B28ABGA toggle switch today—built for space-efficient, reliable control circuits with static discharge prevention and sealed construction.

Frequently Asked Questions

Where can I buy NKK Switches B28ABGA?

You can click on the BUY or RFQ button to purchase B28ABGA from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part B28ABGA?

You can download the B28ABGA datasheet or visit the NKK Switches website for support.

Who is the manufacturer of B28ABGA?

NKK Switches

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