The IDEC SA2E-DN3M-2M is a diffuse-reflective photoelectric sensor designed for high-speed detection with a swift 0.5ms response time. Equipped with an NPN output and a red LED for easy status monitoring, it comes with a 2-meter cable for flexible installation. This sensor is particularly suitable for cold storage warehouse applications, ensuring reliable performance in demanding environments. Additionally, it features built-in reverse-polarity protection to prevent damage from incorrect wiring.