Fixture Wallpack LED 4,933 Lumen 5000K Replaces upto 320W metal halide. Depends on mounting height. The TWR1 LED combines traditional wall pack design with high-output LEDs to provide an energy efficient, low maintenance LED wall pack suitable for replacing up to 320W MH fixtures. TWR1 LED is ideal for outdoor applications such as carports, loading areas, driveways andparking areas.Rugged cast-aluminum housing with bronze polyester powder paint for lasting durability. Dooris hinged on the side so door swings out of the way during installation and service. Castings aresealed with a one-piece gasket to inhibit the entrance of external contaminants. MVOLT driveroperates on any line voltage from 120-277V (50/60Hz). TWR1 LED 1 has 6kV surge protection.TWR1 LED 2 and 3 have 10kV protection. Rated for outdoor installations, -40ºC minimum ambient.High-performance LEDs maintain up to 87% of light output at 100,000 hours of service life(L87/100,000 hours). Prismatic glass lens designed for superior lighting distribution, uniformity andfixture spacing. See Lighting Facts label and photometry reports for specific fixture performance.