With plug-and-play design that works in linear fixtures, dual-mode SureFit DBA+ tube can operate with Instant Start electronic ballasts and on direct AC line voltage. Removing ballast once it fails reduces energy usage and maintenance while also eliminating arc flash and burn hazards. UL-certified for Type A and B operations, tubes have safety switch on both endcaps for anti-shock protection per UL 1598C. Field-replaceable driver provides additional 50,000 hr of performance.