Available. The SICK WTB4SL-3P3261 is a compact photoelectric proximity sensor designed for precise object detection in industrial automation applications. Operating within a voltage range of 10 to 30 V DC, it offers a sensing range from 25 to 300 mm, making it suitable for various proximity sensing tasks. The sensor features a PNP complementary output with light/dark switching mode, ensuring reliable signal transmission. Its robust housing, constructed from Novodur plastic, provides durability and protection in demanding environments. The sensor is equipped with a laser light source emitting visible red light, classified as laser class 1, ensuring safe operation. With an IP66/IP67 enclosure rating, it is well-suited for use in harsh conditions, offering resistance to dust and water ingress. The WTB4SL-3P3261 operates efficiently within an ambient temperature range of -10°C to +50°C, accommodating a wide array of industrial settings. Its compact design and reliable performance make it an ideal choice for applications requiring precise and durable proximity sensing solutions.