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NKK Switches M2012B2B1G03 Miniature Toggle Switch

This miniature toggle switch provides versatile control options with high durability for electronic and industrial applications. It features a compact design with robust contacts rated for 6A at 125V AC and 3A at 250V AC, ensuring reliable switching performance. The switch includes epoxy sealed terminals to prevent contamination and offers multiple configurations such as SPST, DPST, and DPDT, with optional splashproof bushings and caps. Its high insulation resistance, dielectric strength, and mechanical life make it ideal for demanding environments requiring long-lasting, precise switching solutions.

Authorized Distributors
Source:DigiKey
Part No:M2012B2B1G03
Stock:483
Inv Date:06-17-2026
Price: Unit price: $11.99
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Part No:M2012B2B1G03
Stock:154
Inv Date:06-18-2026
Price: Unit price: $9.86
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Part No:M2012B2B1G03
Stock:0
Inv Date:06-17-2026
Price: Unit price: $8.63
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Part No:M2012B2B1G03
Stock:23
Inv Date:06-17-2026
Price: Unit price: $11.83
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NKK Switches M2012B2B1G03 Miniature Toggle Switch Specifications:

  • Electrical Capacity: 6A @ 125V AC, 3A @ 250V AC, 0.4VA @ 28V DC (max)
  • Contact Resistance: 10 milliohms max for silver; 20 milliohms max for gold
  • Insulation Resistance: 1,000 megohms min @ 500V DC
  • Dielectric Strength: 1,000V AC between contacts for 1 minute; 1,500V AC between contacts and case for 1 minute
  • Mechanical Life: 100,000 operations min; 50,000 for flat, locking, splashproof devices
  • Electrical Life: 25,000 operations min for silver; 50,000 for gold
  • Operating Temp Range: -30°C to +85°C
  • Vibration Resistance: 10-55Hz with peak-to-peak amplitude of 1.5mm
  • Shock Resistance: 50G acceleration
  • Sealing: Splashproof bushing options B3, D3, D8, 13, L8 with IP67 rating
  • Mounting Torque: 3.0Nm for large bushings; 1.5Nm for others
  • Soldering & Cleaning: Wave soldering & manual soldering guidelines provided; hand cleaning with alcohol-based solution recommended
  • Standards & Certifications: UL and CSA recognition with optional marking; recognized at 6A @ 125V AC, 3A @ 250V AC
  • Materials: Brass with chrome plating, stainless steel frame, polycarbonate or polyethylene actuators, protected by epoxy sealed terminals

Buy the NKK Series M Miniature Toggle Switch: M2012B2B1G03

Experience reliable control with the NKK Series M miniature toggle switch. Designed for durability, it features epoxy sealed terminals, splashproof options, and rated for high current applications. Its compact size suits a variety of electronic and industrial control systems, providing consistent performance over extensive use. Easily install with specified torque values, and enjoy the flexibility of multiple circuit configurations including SPST, DPST, and DPDT. Purchase online today and ensure your control needs are met with precision and confidence, backed by recognized safety standards.

Get NKK M2012B2B1G03 miniature toggle switch today—built for precise control and long-lasting durability in your electronic projects.

Frequently Asked Questions

Where can I buy NKK Switches M2012B2B1G03?

You can click on the BUY or RFQ button to purchase M2012B2B1G03 from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part M2012B2B1G03?

You can download the M2012B2B1G03 datasheet or visit the NKK Switches website for support.

Who is the manufacturer of M2012B2B1G03?

NKK Switches

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