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NKK Switches AT421B Illuminated Rocker Switch Filter

The illuminated rocker switch filter module offers reliable performance and ease of integration in various electronic systems. Designed for smooth operation, this device ensures secure switching with enhanced durability. Its high-quality construction withstands environmental stresses while providing consistent illumination for visual confirmation. Ideal for industrial, automation, and control applications, the filter module features a user-friendly interface and compact design, making it suitable for both retrofit and new installations. This switch filter ensures electrical stability and improves overall system performance in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:AT421B
Stock:29
Inv Date:06-17-2026
Price: Unit price: $112.5
Buy/RFQ:
Source:DigiKey
Part No:AT421B
Stock:43
Inv Date:06-17-2026
Price: Unit price: $0.39
Buy/RFQ:
Part No:AT421B
Stock:0
Inv Date:06-18-2026
Price: N/A
Buy/RFQ:
Part No:AT421B
Stock:0
Inv Date:06-17-2026
Price: Unit price: $0.67
Buy/RFQ:
Part No:AT421B
Stock:28
Inv Date:06-17-2026
Price: Unit price: $0.68
Buy/RFQ:

NKK Switches AT421B Illuminated Rocker Switch Filter Specifications:

  • Operating Voltage: Not specified
  • Material: Polycarbonate and Polyamide
  • Color: Not specified
  • Series: Not specified
  • Dimensions: Not specified
  • Construction: Durable polycarbonate lens with polyamide base
  • Environmental Resistance: Suitable for industrial environments
  • Performance: Reliable switching with consistent illumination
  • Application: Electronic installations, control panels, automation systems
  • Features: Compact size, easy mounting, high durability

Buy the Buy NKK Illuminated Rocker Switch Filter Part Number AT421B Online

Purchase the NKK Illuminated Rocker Switch Filter AT421B online today to ensure your systems operate smoothly and reliably. Perfectly suited for industrial automation and electronic control panels, this filter module features high durability, easy installation, and consistent illumination, making it an essential component for demanding environments. By ordering online, you gain quick access to quality parts that improve system stability and performance, saving time and reducing downtime in your projects. Trust NKK for reliable electrical solutions designed for long-term use and efficiency.

Order your NKK Illuminated Rocker Switch Filter AT421B today and enhance your electronic controls with dependable performance and durable design.

Frequently Asked Questions

Where can I buy NKK Switches AT421B?

You can click on the BUY or RFQ button to purchase AT421B from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part AT421B?

You can download the AT421B datasheet or visit the NKK Switches website for support.

Who is the manufacturer of AT421B?

NKK Switches

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