KT5G-2N1212 | SICK Contrast Sensor, 20 mm Range, NPN OutputDescription The SICK KT5G 2N1212 is a contrast sensor designed for precise detection of print marks and contrast differences in industrial automation applications. This sensor operates at a fixed 20 mm sensing distance and uses an NPN switching output for reliable signal processing. It is engineered for accurate registration control in high speed packaging, labeling, and printing systems. Technical Specifications Condition New Never Used Surplus Brand