The Allen Bradley AB 24-240VAC 300mA Proximity Sensor 875CP-G20N30-A2 /A is a high-quality industrial automation and motion control sensor designed for precise sensing of proximity. With a sensing range of 5-20mm and a 2-wire design, this sensor is ideal for a variety of applications requiring accurate and reliable proximity detection. As a unit of 1, this sensor is a valuable addition to any business or industrial setting looking to enhance their automation and control systems with the trusted Allen Bradley brand.