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NKK Switches S49 Industrial Toggle Switch

Medium/high capacity industrial toggle switch designed for reliable performance in harsh environments. Features resistive and inductive load handling, with high mechanical and electrical life durability. Constructed with durable materials including brass, zinc, and copper with various platings, it operates efficiently within -10°C to +70°C. The switch provides multiple pole options, including single, double, and three-pole configurations, with standard and quick-connect terminal types. Suitable for control panels requiring robust, precise switching with UL, CSA, and other certifications for safety and quality compliance.

Authorized Distributors
Source:DigiKey
Part No:S-49
Stock:12
Inv Date:06-17-2026
Price: Unit price: $44.04
Buy/RFQ:
Source:DigiKey
Part No:S49
Stock:3
Inv Date:06-17-2026
Price: Unit price: $61.39
Buy/RFQ:
Source:DigiKey
Part No:S49
Stock:6
Inv Date:06-17-2026
Price: Unit price: $29.9
Buy/RFQ:
Part No:S49
Stock:0
Inv Date:06-18-2026
Price: Unit price: $29.79
Buy/RFQ:
Part No:S49
Stock:0
Inv Date:06-17-2026
Price: Unit price: $32.96
Buy/RFQ:
Part No:S49
Stock:2
Inv Date:06-17-2026
Price: Unit price: $30.52
Buy/RFQ:

NKK Switches S49 Industrial Toggle Switch Specifications:

  • Contact Resistance: 10 milliohms maximum
  • Insulation Resistance: 1,000 megohms minimum @ 500V DC
  • Dielectric Strength: 2,000V AC minimum for 1 minute
  • Mechanical Life: 50,000 operations minimum
  • Electrical Life: 15,000 operations minimum
  • Operating Temperature Range: -10°C to +70°C
  • Materials: Brass with chrome plating, zinc plating, copper with silver plating, steel with chromate over zinc, and phenolic resin for case
  • Terminals: Brass with tin plating
  • Mounting Torque: 2.94Nm (26 lbsin)
  • Maximum Panel Thickness: 4.6mm (0.181")
  • Soldering: Manual soldering per Profile A specifications

Buy the NKK Series S – Reliable Toggle Switch for Industrial Applications

Purchase the NKK Series S Industrial Toggle Switch online today to ensure your control systems operate smoothly and safely. These switches are designed for high capacity applications, featuring durable construction, multiple configurations, and certifications from UL and CSA. Perfect for harsh environments, they offer reliable switching with long mechanical and electrical life. Easy to install with standard hardware, they meet rigorous safety standards. Buying online guarantees quick delivery and authentic parts, giving your projects the dependable quality they deserve for optimal performance and safety.

Order your NKK Series S Industrial Toggle Switch today and enhance your control panel’s reliability with our robust, certified switching solutions.

Frequently Asked Questions

Where can I buy NKK Switches S49?

You can click on the BUY or RFQ button to purchase S49 from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part S49?

You can download the S49 datasheet or visit the NKK Switches website for support.

Who is the manufacturer of S49?

NKK Switches

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