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E-SWITCH KO129AA126 Keylock Switch

This is a Series KO Keylock Switch designed for secure operation. It features a keyed lock mechanism to prevent unauthorized access, ensuring safety and controlled switching in various applications. Made from zinc alloy with chrome plating, it offers high durability and corrosion resistance. The switch includes silver plated contacts and a tumbler mechanism with dust shutter. It is rated for 4A at 125 VAC and 2A at 250 VAC, with a dielectric strength of 1,500 V rms. The switch comes with brass or steel keys, multiple configurations, and a standard 13 mm mounting dimension, suitable for industrial and security use.

Authorized Distributors
Source:DigiKey
Part No:KO129AA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $9.9022
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Part No:KO129AA126
Stock:0
Inv Date:06-03-2026
Price: Unit price: $9.57
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Part No:KO129AA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $16.98
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Part No:KO129AA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $28.93
Buy/RFQ:
Part No:KO129AA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $28.93
Buy/RFQ:

E-SWITCH KO129AA126 Keylock Switch Specifications:

  • Ratings: 4A @ 125 VAC, 2A @ 250 VAC
  • Contact Resistance: 20 mQ max. initial @ 2-4 VDC, 100 mA
  • Insulation Resistance: 200 MΩ min.
  • Dielectric Strength: 1,500 V rms @ sea level
  • Housing material: Zinc alloy, chrome plated
  • Keys: Brass or steel, nickel plated
  • Number of combinations: 180
  • Mounting dimension: 13 mm standard, customizable
  • Operation: Key pull and multiple indexing positions
  • Durability: High resistance to corrosion, suitable for industrial environments

Buy the Buy KO Switches Part Number KO129AA126 Online

Purchase KO129AA126 online today to ensure reliable and secure switching in industrial and security applications. Featuring corrosion-resistant zinc alloy housing, high-current ratings, and versatile key configurations, this switch provides unmatched durability and safety. Whether for machinery control, security panels, or transportation vehicles, ordering online guarantees quick delivery and quality. Equip your projects with this robust, easy-to-install keylock switch designed for long-lasting performance and safety compliance in demanding environments.

Get KO129AA126 today—built for secure operation with high durability and multiple configuration options.

Frequently Asked Questions

Where can I buy E-SWITCH KO129AA126?

You can click on the BUY or RFQ button to purchase KO129AA126 from an authorized E-SWITCH distributor.

How do I troubleshoot issues or seek technical support for part KO129AA126?

You can download the KO129AA126 datasheet or visit the E-SWITCH website for support.

Who is the manufacturer of KO129AA126?

E-SWITCH

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