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E-SWITCH KO129CA126 Keylock Switch

The KO129CA126 series is a keylock switch designed for secure operation in various electronic and electrical applications. It features a key-based locking mechanism to prevent unauthorized usage and ensures reliable switching performance. Crafted with zinc alloy die cast housing and cylinder, chrome plated for durability and corrosion resistance, it includes brass keys with code numbers, and silver plated copper alloy contacts and terminals that guarantee excellent electrical connectivity. Rated at 4A @ 125 VAC and 2A @ 250 VAC, this switch offers 180+ key combinations for enhanced security and flexibility. The switch also features a 1,500 V rms dielectric strength and an insulation resistance of 200 MQ min., making it suitable for demanding industrial and automation environments.

Authorized Distributors
Source:DigiKey
Part No:KO129CA126
Stock:1468
Inv Date:06-02-2026
Price: Unit price: $13.55
Buy/RFQ:
Part No:KO129CA126
Stock:328
Inv Date:06-03-2026
Price: Unit price: $13.55
Buy/RFQ:
Part No:KO129CA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $16.63
Buy/RFQ:
Part No:KO129CA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $25.63
Buy/RFQ:
Part No:KO129CA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $25.63
Buy/RFQ:
Part No:KO129CA126
Stock:0
Inv Date:06-02-2026
Price: Unit price: $8.01
Buy/RFQ:

E-SWITCH KO129CA126 Keylock Switch Specifications:

  • Housing Material: Die cast zinc alloy, chrome plated
  • Contact Material: Silver plated copper alloy
  • Rating: 4A @ 125 VAC, 2A @ 250 VAC
  • Contact Resistance: 20 mQ max. initial @ 2-4 VDC, 100 mA
  • Insulation Resistance: 200 MQ min.
  • Dielectric Strength: 1,500 V rms @ sea level
  • Keys: Brass, code numbered, nickel plated
  • Number of Combinations: 180+
  • Mounting Nut: Nickel plated zinc alloy
  • Dimensions: Customizable L dimension, standard 13mm
  • Environment: Suitable for industrial, automation, and security applications

Buy the Secure Switch Series KO129CA126: KO129CA126

Purchase the KO129CA126 keylock switch online today to ensure secure and reliable operation of your electrical systems. Crafted with durable zinc alloy housing, high-quality silver plated contacts, and featuring a multitude of key combinations, this switch provides enhanced security and flexibility. Its high dielectric strength of 1,500 V rms and insulation resistance of 200 MQ min. make it suitable for industrial, automation, and security applications. Order now and benefit from prompt delivery, technical support, and competitive pricing for your demanding projects.

Order your zinc alloy keylock switch KO129CA126 today and enhance the security and operational reliability of your electronic and industrial equipment.

Frequently Asked Questions

Where can I buy E-SWITCH KO129CA126?

You can click on the BUY or RFQ button to purchase KO129CA126 from an authorized E-SWITCH distributor.

How do I troubleshoot issues or seek technical support for part KO129CA126?

You can download the KO129CA126 datasheet or visit the E-SWITCH website for support.

Who is the manufacturer of KO129CA126?

E-SWITCH

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