Features High-Quality Material: Crafted from , flame-retardant plastic, this 2 position key operated rotary switch ensures high-temperature resistance and excellent insulation performance. Versatile Functionality: Featuring 1NO (normal open) and 1NC (normal close) positions, this switch provides flexible and reliable for various applications. Long Lifespan: Quality assurance guarantees stable and reliable performance, ensuring a long lifespan for your key operated rotary switch, providing peace of mind and durability. Easy : With 2 keys included, the key operated switch offers straightforward and secure access control, adding an extra layer of security to your equipment. Universal Mounting: Designed with a 22mm mounting, the LAY37-11Y/21 switch is compatible with a wide range of equipment, providing convenience and versatility in installation. Features: 1、100% and . 2、This is a 2 position rotary switch, 1NO(normal open) + 1NC(normal close). 3、Adopt plastic, flame retardant and resistant to high temperature. 4、This switch had good insulation performance. 5、Quality assurance, stable and reliable, long lifespan. Specification: Features: 1. 100% and . 2. This is a 2 position rotary switch, 1NO(normal open) + 1NC(normal close). 3. Adopt plastic, flame retardant and resistant to high temperature. 4. This switch had good insulation performance. 5. Quality assurance, stable and reliable, long lifespan. Specification: Model: LAY37-11Y/21 Working Voltage: 220V Working Current: 5A Rated Thermal Current: 10A Resistance: 20Ω Insulation Resistance: 20MΩ 3C Rated Voltage Range: ≥440V Mount Hole: 22mm Mechanical Life: 5 million times Electrical Life: 500,000 times Weight: Approx. 72g/2.5oz Package List: 1 * Key Operated Rotary Switch 2 * Keys Package List