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NKK Switches S43T Industrial Toggle Switch

The three-pole toggle switch with quick connect terminals offers reliable operation for industrial control applications. Constructed with high-quality brass, steel, and copper components with durable plating, it features an operating temperature range of -10°C to +70°C. Designed for panel thickness up to 0.181 inches (4.6mm), it provides a minimum of 50,000 mechanical operations and 15,000 electrical operations. Its brass case with chromate plating and silver-plated contacts ensure low contact resistance and long service life, making it ideal for demanding industrial environments.

Authorized Distributors
Source:Newark
Part No:S43T
Stock:6
Inv Date:06-17-2026
Price: Unit price: $40.94
Buy/RFQ:
Source:DigiKey
Part No:S43T
Stock:59
Inv Date:06-17-2026
Price: Unit price: $151.5
Buy/RFQ:
Source:DigiKey
Part No:S43T
Stock:15
Inv Date:06-17-2026
Price: Unit price: $33.4
Buy/RFQ:
Part No:S43T
Stock:7
Inv Date:06-18-2026
Price: Unit price: $33.4
Buy/RFQ:
Part No:S43T
Stock:4
Inv Date:06-17-2026
Price: Unit price: $46.35
Buy/RFQ:
Part No:S43T
Stock:54
Inv Date:06-17-2026
Price: Unit price: $34.42
Buy/RFQ:

NKK Switches S43T Industrial Toggle Switch Specifications:

  • Electrical Capacity: 25A resistive, 9A inductive at 125V; 20A resistive, 10A inductive at 250V; 15A resistive, 6A inductive at 30V
  • Contact Resistance: 10 milliohms maximum
  • Insulation Resistance: 1,000 megohms @ 500V DC
  • Dielectric Strength: 2,000V AC for 1 minute
  • Mechanical Life: 50,000 operations minimum
  • Electrical Life: 15,000 operations minimum
  • Material: Brass with chrome plating for toggle, Brass with chrome plating for bushing, Melamine phenol case, Steel with zinc chromate plating for case cover, Copper with silver plating for contacts
  • Terminals: Brass with tin plating
  • Operating Temperature Range: -10°C to +70°C
  • Maximum Panel Thickness: 0.181 inches (4.6mm)
  • Mounting Torque: 2.94Nm (26 lbs-in)
  • Soldering Time & Temperature: As per Profile A in manufacturer’s section

Buy the NKK S43T – Reliable Industrial Toggle Switch for Control Systems

Get the NKK S43T industrial toggle switch online today for your control panels and automation needs. With robust construction, high current capacity, and long cycle life, it ensures reliable operation in demanding environments. Easy to install with quick connect terminals, it supports panel thickness up to 0.181 inches. Perfect for industrial control systems, it offers durability, stability, and safety. Purchase now and enhance your equipment’s performance with our trusted switch designed for industrial applications.

Order your NKK Series S43T three-pole toggle switch today and improve your control Panel durability with our dependable industrial solutions.

Frequently Asked Questions

Where can I buy NKK Switches S43T?

You can click on the BUY or RFQ button to purchase S43T from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part S43T?

You can download the S43T datasheet or visit the NKK Switches website for support.

Who is the manufacturer of S43T?

NKK Switches

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