NORA Lighting NLCBC-487040XN 4" Cobalt Retrofit, Square Adjustable Elbow Natural Metal Finish 4000KNORA Lighting NLCBC 487040XN NLCBC 487040XN Product Description Cobalt retrofit series is cULus classified for use in existing IC or Non IC housings manufactured by Nora and others. The luminaires produce 1000 lumens at 90+ CRI. The Cobalt series intergrates a Cree COB family of LED arrays, giving bright spectacular light output and low power consumption. The adjustable elbow allows for greater aiming flexibility with 358 rotate and 90 tilt