C & K Key Switch SPST 4A 2-Way Flat Key Glass Filled Polyester Housing Y1011U2C202NQ

The C & K Y1011U2C202NQ Key Switch is a high-quality latching switch designed for industrial, electrical automation, and control systems requiring secure and reliable key actuation. Featuring a single pole single throw (SPST) contact configuration, it supports a contact current of 4 amps across 28V DC and 240V AC voltages, making it suitable for various control circuits and security interlock applications.

This key switch incorporates a robust construction utilizing a zinc alloy lock with stainless steel facing alongside a glass filled polyester housing, ensuring excellent mechanical strength and environmental resistance. The contact material is silver, providing superior conductivity and durability for extended electrical life of up to 10,000 make-and-break cycles under full load conditions.

With a key index angle of 90°, flat keys guarantee precise engagement and ease of operation. The round bezel shape and through-hole terminal type allow for straightforward panel mounting and wiring compatibility. The device is rated for operation within a wide temperature range from -30°C to 85°C, supporting usage in harsh industrial environments.

This switch series (Y series) also features anti-static properties exceeding 20 kV DC static resistance, enhancing safety and operational stability in sensitive applications. The product is RoHS compliant, aligning with environmental and safety standards.

Included in the package are two nickel-plated brass keys, each uniquely coded to prevent unauthorized access or operation, making it ideal for security and safety systems across industrial, laboratory, automation, and HVAC fields.

The switch features a two-position, single pole single throw (SPST) contact configuration. Designed to handle a contact current of 4 amperes at 28V DC and 240V AC. The flat key type ensures secure and easy operation with a 90° key index angle.

Constructed with a zinc alloy lock, stainless steel facing, and silver contacts for enhanced durability and conductivity. The switch has an electrical life of 10,000 make-and-break cycles and a mechanical life rated at 10 cycles.

It operates reliably within temperature ranges from -30°C to 85°C. Terminals use through-hole mounting and the bezel has a round shape. Supplied with two nickel-plated brass keys, each coded for security.

This C & K key switch is widely used in industrial automation, electrical control panels, security lockout systems, machinery safety interlocks, and HVAC control systems. Its robust design and reliable performance make it suitable for demanding environments and mission-critical applications.

Explore the full range of Key Switches at EnvMart to find compatible accessories and replacement parts for your electrical systems.