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NKK Switches S1A Medium Capacity Toggle Switch

This medium capacity toggle switch features a single pole single throw (SPST) configuration with ON-NONE-OFF operation, designed with solder lug terminals for secure electrical connections. Its robust construction includes chrome-plated brass and phenolic resin insulators, making it suitable for industrial, automation, and control systems. It offers a resistive load capacity of 15A at 125V AC, with an electrical life of at least 30,000 cycles for standard models. The switch operates within temperature ranges of 30°C to +70°C, meeting IP67 standards for sealing and splashproof features, and is recognized under UL, CSA certifications.

Authorized Distributors
Source:Newark
Part No:S1A
Stock:30299
Inv Date:06-17-2026
Price: Unit price: $0.168
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Source:Newark
Part No:S1A
Stock:19
Inv Date:06-17-2026
Price: Unit price: $9.98
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Source:Newark
Part No:S1A
Stock:124059
Inv Date:06-17-2026
Price: Unit price: $0.134
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Source:DigiKey
Part No:S1A
Stock:55000
Inv Date:06-17-2026
Price: Unit price: $0.02431
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Part No:S1A
Stock:7290
Inv Date:06-18-2026
Price: Unit price: $0.24
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Part No:S1A
Stock:358
Inv Date:06-18-2026
Price: Unit price: $7.89
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Part No:S1A
Stock:8229
Inv Date:06-18-2026
Price: Unit price: $0.13
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Part No:S1A
Stock:1043
Inv Date:06-18-2026
Price: Unit price: $0.19
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Part No:S1A
Stock:11714
Inv Date:06-18-2026
Price: Unit price: $0.31
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Authorized Distributors
Part No:S1A
Stock:105412
Inv Date:06-18-2026
Price: Unit price: $0.37
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Source:DigiKey
Part No:S1A
Stock:780
Inv Date:06-17-2026
Price: Unit price: $0.24
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Source:DigiKey
Part No:S1A
Stock:7500
Inv Date:06-17-2026
Price: Unit price: $0.05593
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Source:DigiKey
Part No:S1A
Stock:120309
Inv Date:06-17-2026
Price: Unit price: $0.37
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Source:DigiKey
Part No:S1A
Stock:5000
Inv Date:06-17-2026
Price: Unit price: $0.036
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Source:DigiKey
Part No:S1A
Stock:5903
Inv Date:06-17-2026
Price: Unit price: $0.2
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Source:DigiKey
Part No:S1A
Stock:8814
Inv Date:06-17-2026
Price: Unit price: $0.16
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Source:DigiKey
Part No:S1A
Stock:2035
Inv Date:06-17-2026
Price: Unit price: $8.85
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Part No:S1A
Stock:3259
Inv Date:06-17-2026
Price: Unit price: $0.04
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Authorized Distributors
Part No:S1A
Stock:74
Inv Date:06-17-2026
Price: Unit price: $9.09
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Part No:S1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $0.0859
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Part No:S1A
Stock:38150
Inv Date:06-17-2026
Price: Unit price: $0.0228
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Part No:S1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $0.0859
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Part No:S1A
Stock:52000
Inv Date:06-17-2026
Price: Unit price: $0.054
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Part No:S1A
Stock:3395
Inv Date:06-17-2026
Price: Unit price: $0.0185
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Part No:S1A
Stock:3395
Inv Date:06-17-2026
Price: Unit price: $0.0185
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Part No:S1A
Stock:52000
Inv Date:06-17-2026
Price: Unit price: $0.054
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Part No:S1A
Stock:38150
Inv Date:06-17-2026
Price: Unit price: $0.0228
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Authorized Distributors
Part No:S1A
Stock:792
Inv Date:06-17-2026
Price: Unit price: $8.17
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Part No:S1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $6.2
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Part No:S1A
Stock:142500
Inv Date:06-17-2026
Price: Unit price: $0.0361
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NKK Switches S1A Medium Capacity Toggle Switch Specifications:

  • Material: Brass with chrome plating
  • Insulation Material: Phenolic resin
  • Electrical Capacity: 15A at 125V AC (resistive load), 6A at 250V AC, 8A at 30V DC
  • Electrical Life: Minimum 30,000 operations
  • Mechanical Life: Minimum 30,000 operations
  • Temperature Range: 30°C to +70°C
  • Sealing: IP67 standard for splashproof models
  • Mounting Torque: 1.47Nm (13 lb.in) for single nut, 2.94Nm (26 lb.in) for double nut
  • Soldering: Manual soldering profile as per specifications
  • Finishes: Chrome plating on brass, zinc plating on steel, silver plating on contacts
  • Dimensions: Switch size designed for panel cutout, panel thickness up to 4.0mm
  • Certifications: UL Recognized, CSA Certified
  • Standards: Compliant with UL and CSA standards for safety and durability

Buy the Buy NKK Medium Capacity Toggle Switch Part Number S1A Online

Purchase the NKK medium capacity toggle switch expertly designed for reliable performance in control systems. Featuring solder lug terminals, chrome-plated brass, and phenolic insulators, it ensures durability and safety. Suitable for resistive loads of 15A at 125V AC, with a mechanical life of at least 30,000 cycles, this switch meets UL and CSA certification standards. Its IP67 sealing and splashproof features protect against harsh environments, making it ideal for industrial and automation use. Buy online today for long-lasting, high-quality switching performance.

Get NKK S1A toggle switch today—built for precision, durability, and reliable switching in industrial and automation applications.

Frequently Asked Questions

Where can I buy NKK Switches S1A?

You can click on the BUY or RFQ button to purchase S1A from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part S1A?

You can download the S1A datasheet or visit the NKK Switches website for support.

Who is the manufacturer of S1A?

NKK Switches

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