TWX LED wall pack family, a ground-up design that has the low initial cost customers demandwhile providing superior performance and a traditional form. The TWX2 LED is energyefficient, saving up to 82% in energy costs when replacing a metal halide luminaire. Offeringan expected service life of more than 20 years, the TWX2 LED eliminates frequent lamp andballast replacements associated with traditional technologies. The Adjustable Light Output (ALO) feature allows the contractor to set the light output during installation, to a level perfectly suited for the job site. The TWX2 LED ALO luminaires can replace anything from a 70W to 250W metal halide luminaire.