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NKK Switches WT21T Environmental Toggle Switch

The Series WT Environmentally Sealed Toggle Switch offers reliable environmental protection with IP67 dust and water resistance during temporary immersion. Suitable for industrial applications, it features a high current capacity of 10A at 125V AC and durable construction with Chrome-plated brass and fiberglass-reinforced polyamide. Capable of withstanding vibration, shock, and a temperature range from -30°C to +70°C, this switch integrates IP60/IP67 sealing options, making it ideal for harsh environments. Its reliable contact mechanism ensures minimal bounce and high switching lifespan, suitable for automation and control systems.

Authorized Distributors
Source:Newark
Part No:WT21T
Stock:553
Inv Date:06-17-2026
Price: Unit price: $31.88
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Source:DigiKey
Part No:WT21T
Stock:72
Inv Date:06-17-2026
Price: Unit price: $130.31
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Source:DigiKey
Part No:WT21T
Stock:0
Inv Date:06-17-2026
Price: Unit price: $29.05
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Part No:WT21T
Stock:43
Inv Date:06-18-2026
Price: Unit price: $31.58
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Part No:WT21T
Stock:55
Inv Date:06-17-2026
Price: Unit price: $31.95
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Part No:WT21T
Stock:25
Inv Date:06-17-2026
Price: Unit price: $47.78
Buy/RFQ:
Part No:WT21T
Stock:0
Inv Date:06-17-2026
Price: Unit price: $22.73
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NKK Switches WT21T Environmental Toggle Switch Specifications:

  • Electrical Capacity: 10A at 125V AC, 6A at 250V AC, 10A at 30V DC
  • Contact Resistance: Solder lug & screw terminal models maximum 10 milliohms; wire lead models maximum 30 milliohms
  • Insulation Resistance: 200 megohms minimum at 500V DC
  • Dielectric Strength: 1500V AC for 1 minute
  • Mechanical Life: 50,000 operations for standard models
  • Electrical Life: 30,000 operations for most models
  • Operating Temperature Range: -30°C to +70°C
  • Vibration Resistance: 10-55Hz with 1.5mm amplitude
  • Shock Resistance: 50G acceleration in multiple directions
  • Sealing Standards: IP67 for wire lead models, IP60/IP67 for solder and screw lug models
  • Materials: Brass with chrome plating, fiberglass reinforced polyamide, melamine, Nitrile B rubber, silicone rubber, copper with silver plating, and heat resistant polyvinyl chloride
  • Installation: Soldering temperature and torque specified, mounting torque 1.47Nm
  • Certifications: UL94V-0 flammability standard, UL and CSA recognized with temperature range -20°C to +105°C, maximum load 600V AWG 16

Buy the NKK WT21T – Reliable Toggle Switch for Industrial Applications

Enhance your control systems with the NKK WT21T environmentally sealed toggle switch, offering IP67/IP60 protection, high current capacity, and durable construction. Perfect for industrial and automation setups, this switch withstands vibration, shock, and extreme temperatures. Easy to install with designated hardware, its reliable contact mechanism minimizes bounce and ensures long lifespan. Available online, this switch provides unparalleled environmental resilience and electrical performance, making it an essential component for demanding industrial environments. Shop now for quick, secure online purchase and quality assurance.

Order your NKK Series WT21T toggle switch today and ensure your projects benefit from dependable environmental protection and high electrical capacity.

Frequently Asked Questions

Where can I buy NKK Switches WT21T?

You can click on the BUY or RFQ button to purchase WT21T from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part WT21T?

You can download the WT21T datasheet or visit the NKK Switches website for support.

Who is the manufacturer of WT21T?

NKK Switches

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