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NKK Switches AT4057 switch hardware

Switch hardware with reverse protection and lockout guard features, designed for reliable circuit protection and secure operation.

Authorized Distributors
Source:DigiKey
Part No:AT4057
Stock:44
Inv Date:06-17-2026
Price: Unit price: $5.19
Buy/RFQ:
Part No:AT4057
Stock:4
Inv Date:06-18-2026
Price: Unit price: $5.19
Buy/RFQ:
Part No:AT4057
Stock:9
Inv Date:06-17-2026
Price: Unit price: $1.4
Buy/RFQ:
Part No:AT4057
Stock:20
Inv Date:06-17-2026
Price: Unit price: $5.15
Buy/RFQ:
Part No:AT4057
Stock:0
Inv Date:06-17-2026
Price: Unit price: $3.87
Buy/RFQ:
Part No:AT4057
Stock:3
Inv Date:06-18-2026
Price: N/A
Buy/RFQ:

NKK Switches AT4057 switch hardware Specifications:

  • Material: Polyamide, brass with nickel plating, zinc/chromate steel
  • Series include: MB20, LB, KB, UB, YB, M, P, S, WT, SCB, GB2, JWM, JWL, JWS, PO1, HS, PS, TS
  • Dimensions vary per series, with panel thickness accommodation from 1.2mm to 3.18mm
  • Colors include Black, White, Red, Amber, Yellow, Green, Blue, Gray, Clear
  • Features include splashproof, dustproof, and O-ring seal options for protection in harsh environments
  • Accessory types include nuts, lock washers, gaskets, dust covers, and mounting brackets with compatible threading
  • Operating temperature ranges from -55°C to +105°C depending on materials
  • Certifications: UL, CSA, RoHS compliant
  • Designed for use with switches, pushbuttons, and indicators in industrial control panels

Buy the NKK AT4057 – Reliable Switch Hardware for Industrial Applications

Enhance your industrial control systems with our high-quality switch hardware, featuring reverse protection and lockout guard features. Perfect for secure circuit protection, these durable components are available online for fast, reliable delivery. Designed for various switch types, they ensure dependable operation in harsh environments. Choose from a wide array of accessories including nuts, lock washers, and dust covers to customize your setup. Trust our verified parts to optimize safety, reliability, and performance in your automation and control projects. Buy now to ensure seamless integration and long-lasting durability.

Order your NKK Series AT4057 lockout guard switch today and secure your circuit protection with dependable, high-quality hardware.

Frequently Asked Questions

Where can I buy NKK Switches AT4057?

You can click on the BUY or RFQ button to purchase AT4057 from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part AT4057?

You can download the AT4057 datasheet or visit the NKK Switches website for support.

Who is the manufacturer of AT4057?

NKK Switches

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