The IDEC SA2E-DN3L-2M is a diffuse-reflective photoelectric sensor designed for high-speed detection with a rapid 0.5ms response time. It is equipped with an NPN infrared output and comes with a 2-meter cable for flexible installation. This sensor is particularly suitable for use in cold storage warehouses, ensuring consistent performance in low-temperature environments. Additionally, it features a built-in reverse-polarity protection circuit to safeguard against wiring errors, enhancing its reliability and durability in industrial settings.