Southwire Romex® Brand SIMpull® (nonmetallic-sheathed) Type NM-B Cable may be used for both exposed and concealed work in dry locations with ampacity limited to that for 60°C conductors as specified in the National Electrical Code® (NEC). The Romex Type NM-B Copper Building Wire is revolutionizing installation with its patented SIMpull Cable Jacket, ensuring effortless pulling, stripping, and setup. A staple in residential building wiring, this cable serves as a reliable branch circuit, effectively empowering switches and outlets. Its application is exclusive to above-ground installation within dry environments, boasting a commendable 600-volt voltage rating that underscores its robustness. Notably adaptable, the NM-B cable can be seamlessly threaded through air voids in masonry block or tile walls, provided these surfaces remain untouched by moisture. Proudly bearing the Made in America mark, this cable seamlessly marries advanced innovation with a commitment to quality craftsmanship.