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NKK Switches M2021SS1W03 Miniature Toggle Switch

This miniature toggle switch offers versatile switching functions suitable for electronic applications, featuring high durability, reliable contact ratings, and compact size. Constructed with corrosion-resistant materials and high insulating barriers, it ensures excellent electrical isolation and long-term performance. The switch incorporates epoxy sealed terminals to prevent contamination and is engineered to withstand vibration, shock, and environmental stress, including IP67 sealing options for splashproof protection. It supports up to 6 amps at 125V AC and 3 amps at 250V AC, with dual ratings for logic and power circuits, making it ideal for industrial and control systems.

Authorized Distributors
Source:DigiKey
Part No:M2021SS1W03
Stock:192
Inv Date:06-17-2026
Price: Unit price: $26.46
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Part No:M2021SS1W03
Stock:0
Inv Date:06-18-2026
Price: N/A
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Part No:M2021SS1W03
Stock:11
Inv Date:06-17-2026
Price: Unit price: $7.3
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Part No:M2021SS1W03
Stock:192
Inv Date:06-17-2026
Price: Unit price: $6.58
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NKK Switches M2021SS1W03 Miniature Toggle Switch Specifications:

  • Electrical Capacity (Resistive Load): 6A @ 125V AC, 3A @ 250V AC, 0.4VA max @ 28V DC
  • Contact Resistance: 10 milliohms max (silver), 20 milliohms max (gold)
  • Insulation Resistance: 1,000 megohms min @ 500V DC
  • Dielectric Strength: 1,000V AC (contacts), 1,500V AC (contact-case) for 1 minute
  • Mechanical Life: 100,000 operations min
  • Electrical Life: 50,000 operations min (silver), 25,000 (gold)
  • Angle of Throw: 25°
  • Operating Temp Range: -30°C to +85°C
  • Vibration: 10 ~ 55Hz, amplitude of 1.5mm, 2 hours per direction
  • Shock: 50G, 3 msec duration
  • Sealing: IP67 (splashproof options available)
  • Mounting Torque: 3.0Nm for large bushings, 1.5Nm for others
  • Material: Brass with chrome plating (frame), polycarbonate (bushings), epoxy-sealed terminals
  • Standards & Certifications: UL, CSA recognized (when ordered accordingly), flammability UL 94V-0

Buy the NKK 6A-125V Toggle Switch – Reliable Toggle for Industrial Applications

Purchase the Miniature Toggle Switch online today to ensure reliable performance in your electronic and industrial control projects. Designed with high contact ratings and epoxy sealed terminals, this switch offers exceptional durability, environmental resistance, and compliance with industry standards. Ideal for applications requiring compact size, dual ratings, and splashproof protection, it provides long-term operational reliability across a variety of harsh environments. Order now for fast delivery and secure your advanced switching solution for your machinery or control panel needs.

Get NKK 6A-125V toggle switch today—built for precision and long-lasting durability in industrial control systems.

Frequently Asked Questions

Where can I buy NKK Switches M2021SS1W03?

You can click on the BUY or RFQ button to purchase M2021SS1W03 from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part M2021SS1W03?

You can download the M2021SS1W03 datasheet or visit the NKK Switches website for support.

Who is the manufacturer of M2021SS1W03?

NKK Switches

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