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NKK Switches S331T Industrial Toggle Switch

These medium/high capacity toggle switches are designed for reliable operation in industrial and control applications. They feature robust construction with brass, zinc, and steel parts, and are rated for resistive and inductive loads up to 25A at 125/250V. Features include various circuit configurations such as SPST, SPDT, and DPDT, with options for quick connect or screw lug terminals. Tested for durability with a minimum of 50,000 mechanical and 15,000 electrical operations, these switches are suitable for demanding environments, offering high insulation resistance and corrosion-resistant finishes.

Authorized Distributors
Source:Newark
Part No:S331T
Stock:4
Inv Date:06-17-2026
Price: Unit price: $17.84
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Source:DigiKey
Part No:S331T
Stock:110
Inv Date:06-17-2026
Price: Unit price: $15.98
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Part No:S331T
Stock:58
Inv Date:06-18-2026
Price: Unit price: $15.96
Buy/RFQ:
Part No:S331T
Stock:200
Inv Date:06-17-2026
Price: Unit price: $21.15
Buy/RFQ:
Part No:S331T
Stock:302
Inv Date:06-17-2026
Price: Unit price: $15.5
Buy/RFQ:
Part No:S331T
Stock:0
Inv Date:06-17-2026
Price: Unit price: $11.83
Buy/RFQ:

NKK Switches S331T Industrial Toggle Switch Specifications:

  • Contact Resistance: 10 milliohms maximum
  • Insulation Resistance: 1,000 megohms minimum @ 500V DC
  • Dielectric Strength: 2,000V AC for 1 minute
  • Mechanical Life: 50,000 operations minimum
  • Electrical Life: 15,000 operations minimum
  • Operating Temp Range: -10°C to +70°C (+14°F to +158°F)
  • Material: Brass with chrome/tin plating, Melamine phenol case, Steel with zinc plating, Copper with silver plating, Silver alloy caps
  • Terminals: Brass with tin plating
  • Mounting Torque: 2.94Nm (26 lbs-in)
  • Maximum Panel Thickness: 4.7mm (185 mils)
  • Soldering Time & Temperature: As per Profile A in supplement section

Buy the Buy NKK Medium/High Capacity Toggle Part Number S331T Online

Purchase the NKK S331T toggle switch online today and experience dependable performance with high load ratings, durable materials, and versatile configurations. Designed for demanding industrial environments, this switch offers easy installation, robust construction, and long-term longevity. Whether you need SPST, SPDT, or DPDT circuits, this switch provides seamless operation, high insulation resistance, and certified safety standards. Order now for fast delivery and superior reliability in control and automation projects.

Get NKK S331T toggle switch today—built for precision and long-lasting durability in industrial applications.

Frequently Asked Questions

Where can I buy NKK Switches S331T?

You can click on the BUY or RFQ button to purchase S331T from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part S331T?

You can download the S331T datasheet or visit the NKK Switches website for support.

Who is the manufacturer of S331T?

NKK Switches

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