Allen-Bradley 800FM-KM2104R NSNBC01 Interface Module

Allen-Bradley 800FM-KM2104R NSNBC01 Interface Module is a 22 mm 800F series keyed selector switch used for manual process control and operator selection. It features two maintained positions, left-hand actuation, and a 3804 key lock with a metal front ring, delivering durable, vandal-resistant operation in harsh environments. This No Power Module (Lamp Type) variant is designed for use with the 800F push-button family without an internal pilot lamp, and it is rated for IP66 and Type 4/13 enclosures when paired with the appropriate housing. The module supports a 10 A contact block thermal current rating and is engineered for harsh conditions with operating temperature down to -25 °C and humidity up to 95% RH from 25–60 °C. It also withstands shocks of 100 G and vibrations of 10 G, making it suitable for industrial panels in demanding applications where a reliable two-position selector switch is required, such as motor starter control and equipment selection in manufacturing lines. Certifications include UL, UR, CSA, CCC, and CE.