History of Dual-Lite FEATURED VIDEO: Dual-Lite History Timeline 1940 1942Cocoanut Grove FireThe worst nightclub fire in U.S. history struck the Cocoanut Grove in Boston, Massachusetts, claiming 492 lives and injuring 166 others. This tragedy created a nationwide uproar that led to stricter enforcement of revised building and electrical codes for public structures, and the addition of safety requirements, which included emergency lighting products. 1950 1950Change in Product LineDual-Lite made an important change in both its product line and its business operation. That year, it added battery-operated emergency lights and relocated from Bridgeport to Newtown, Connecticut. 1960 1960LSN InverterDual-Lite was the first to introduce extended life batteries with a patented 2-state charger. 1970 1973Delite Cylinders 1974Exquisite Exits 1975Lumenette Series 1976Dual-Lite, Inc. Dual-Lite became a publicly traded corporation, changing its name to Dual-Lite, Inc. 1979EZ-1 Units 1980 1982EZ-2 UnitsDual-Lite launched the most recognized lighting unit on the market today with its patented Spectron Self-Test/Self-Diagnostics. 1984LSN Inverter with SpectronDual-Lite launched the LSN inverter with its patented 2nd generation of Spectron Self-Test/Self Diagnostics. 1990 1989-1996Liteforms Family 2000 2002Dual-Lite becomes a part of Hubbell Lighting, Inc. 2004LiteScape® Units 2008PG SeriesOutdoor LED Emergency Units 2010 2011-2015EV-LED FamilyDual-Lite developed and launched the EV Family, and most notably the EVHC-BC, which is the market's first high performance indoor emergency unit with patented, user-friendly, front battery. 2015DynamoDual-Lite launched Dynamo, the first high performance LED emergency unit designed specifically for industrial applications.