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NKK Switches S331F Industrial Toggle Switch

The Series S medium/high-capacity toggle switches are designed for reliable electrical switching in industrial and control applications. Featuring resistive and inductive load capabilities with a mechanical life of at least 50,000 operations, these switches have various configurations including single, double, triple, and four-pole models. Construction utilizes durable materials such as brass, steel, copper, and phenolic resin, with finishes like chrome plating and zinc chromate. Operating temperature ranges from -10°C to +70°C, and they include compatibility with UL, CSA, and CSA standards, suitable for panel mounting with specified torque values.

Authorized Distributors
Source:Newark
Part No:S331F
Stock:16
Inv Date:06-17-2026
Price: Unit price: $18.95
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Source:DigiKey
Part No:S331F
Stock:1250
Inv Date:06-17-2026
Price: Unit price: $15.82
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Part No:S331F
Stock:336
Inv Date:06-18-2026
Price: Unit price: $15.81
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Part No:S331F
Stock:31
Inv Date:06-17-2026
Price: Unit price: $18.95
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Part No:S331F
Stock:939
Inv Date:06-17-2026
Price: Unit price: $15.5
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Part No:S331F
Stock:0
Inv Date:06-17-2026
Price: Unit price: $11.83
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Part No:S331F
Stock:1874
Inv Date:06-18-2026
Price: N/A
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NKK Switches S331F Industrial Toggle Switch Specifications:

  • Electrical Capacity: Resistive & Inductive Load, 25A (125V/250V), 9A (30V), 20A (125V/250V), 10A (30V), depending on model
  • Contact Resistance: 10 milliohms maximum
  • Insulation Resistance: Minimum 1,000 megohms at 500V DC
  • Dielectric Strength: Minimum 2,000V AC for 1 minute
  • Mechanical Life: 50,000 operations minimum
  • Electrical Life: 15,000 operations minimum
  • Operating Temperature Range: -10°C to +70°C (+14°F to +158°F)
  • Materials: Brass with chrome/tin plating, phenolic resin, steel with zinc chromate, copper with silver plating
  • Mounting Torque: 2.94Nm (26 lbs.in)
  • Panel Thickness: Up to 0.181 inches (4.6mm)
  • Soldering Time & Temperature: As per Profile A in supplement section
  • Standards & Certifications: UL, CSA recognized when ordered with marking, CSA certification available

Buy the Buy NKK Series S Toggle Switch Part Number S331F Online

Experience dependable switching with the NKK industrial toggle switch Series S model S331F. Built to withstand rigorous industrial environments, it offers high current capacity, a wide temperature range, and multiple circuit configurations. Made from durable materials like brass, steel, and copper with corrosion-resistant finishes, this switch is ideal for control panels, automation systems, and manufacturing equipment. Recognized with UL and CSA certifications, it guarantees safety and quality. Purchase online today for fast delivery and professional-grade performance in your control applications.

Order your NKK Series S high-capacity toggle switch S331F today and ensure reliable control with robust materials and certified standards.

Frequently Asked Questions

Where can I buy NKK Switches S331F?

You can click on the BUY or RFQ button to purchase S331F from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part S331F?

You can download the S331F datasheet or visit the NKK Switches website for support.

Who is the manufacturer of S331F?

NKK Switches

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