myMectronic
myMectronic

A Premier B2B Part Search

NKK Switches B12LB Toggle Switch

The subminiature toggle switch is designed for electronic applications, offering space-saving advantages while ensuring reliable on/off control. Constructed with high-quality materials, it features a sealed body construction to prevent contact contamination and simplify soldering and cleaning processes. Its antistatic superstructure minimizes static discharge risks during operation, making it ideal for logic-level circuits. The switch supports multiple pole and circuit configurations, including single and double pole options, and is capable of withstanding harsh environments with an operating temperature range of -30°C to +85°C. This switch also includes optional locking levers and panel seal mounting for enhanced stability and environmental protection.

Authorized Distributors
Source:DigiKey
Part No:B12LB
Stock:727
Inv Date:06-17-2026
Price: Unit price: $10.11
Buy/RFQ:
Part No:B12LB
Stock:332
Inv Date:06-18-2026
Price: Unit price: $10.05
Buy/RFQ:
Part No:B12LB
Stock:10
Inv Date:06-17-2026
Price: Unit price: $4.71
Buy/RFQ:
Part No:B12LB
Stock:0
Inv Date:06-17-2026
Price: Unit price: $7.23
Buy/RFQ:

NKK Switches B12LB Toggle Switch Specifications:

  • Electrical Capacity (Resistive Load): 0.4VA maximum @ 28V AC/DC
  • Contact Resistance: 50 milliohms maximum
  • Insulation Resistance: 500 megohms minimum @ 500V DC
  • Dielectric Strength: 500V AC for 1 minute
  • Mechanical Life: 100,000 operations minimum for certain circuits
  • Nominal Operating Force: Toggle models 1.47N (momentary), 1.18N (maintained)
  • Operating Temperature Range: -30°C to +85°C
  • Humidity Resistance: 90-95% @ 40°C for 96 hours
  • Vibration Resistance: 10-55Hz with 1.5mm amplitude, 2 hours per direction
  • Shock Resistance: 50G acceleration
  • Materials & Finishes: Nickel plated brass, carbon blended polyamide, nitrile rubber, glass fiber reinforced polyamide, tin plated phosphor bronze, gold plated copper alloy
  • Mounting Options: Panel seal, straight, right angle with bracket, vertical with bracket
  • Bushing Options: Threaded 6mm bushing, IP65 compliant
  • Soldering and cleaning: Wave soldering, manual soldering, automated cleaning supported
  • Standards & Certifications: UL9AV-0 (not UL or CSA recognized)
  • Environmental Range: -30°C to +85°C, 90-95% humidity, vibration and shock resistant

Buy the Buy NKK Switches Process Sealed Subminiature Antistatic Toggle Switch B12LB Online

Order the NKK B12LB toggle switch online now to take advantage of compact, sealed construction with static discharge prevention. Perfect for precise control in space-constrained electronic devices, featuring a long mechanical lifespan, multiple circuit configurations, and optional sealing options for harsh environments. This switch supports reliable operation across temperature ranges from -30°C to +85°C, resistant to humidity, vibration, and shock, ensuring durability and consistent performance. Easy to install with various mounting options and compatible with wave soldering, manual soldering, and automated cleaning—streamlining your manufacturing process and reducing downtime.

Get NKK B12LB today—designed for space-saving, reliable on/off control with static discharge protection and environmental resilience.

Frequently Asked Questions

Where can I buy NKK Switches B12LB?

You can click on the BUY or RFQ button to purchase B12LB from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part B12LB?

You can download the B12LB datasheet or visit the NKK Switches website for support.

Who is the manufacturer of B12LB?

NKK Switches

NKK Switches Part List

Browse and search other NKK Switches parts, locate datasheets and stock

Sponsored by