描述：SpecificationsINTENDED USE:Ideal one-for-one replacement of conventional lighting systems such as HID andfluorescent. For use in light Industrial applications such as warehousing and other large indoor spaces with mounting heights ranging from 10' – permitted. Certain airborne contaminants can diminish integrity of acrylic and/or polycarbonate.Certain airborne contaminants may adversely affect the functioning of LEDs and other electronic components, depending on various factors such as concentrations of the contaminants, ventilation, and temperature at the enduser location.CONSTRUCTION:Extruded aluminum channels enable superior thermal performance.Glare Control Lens diffuses light source and reduces glare while protecting LEDs. Lens meets DLC 5.1 standards for UGR (Unified Glare Rating)ELECTRICAL:70% lumen maintenance at > 100,000 hours.Thermally protected driver standard with 0-10V dimming. Luminaire surge protection level: designed to withstand up to 6kV/3kA per ANSI?C82.77?5?2015.Multi-volt driver, 120-277V standard.INSTALLATION:Fixture package includes V-hanger hardware kit with 2- V-hanger brackets and 2- 36" chain lengths.Fixture is suitable for mounting by chain, cable, surface-mount bracket, or hook monopoint. Surface mounting available using optional THUN surface mount bracket (order separately). Designed for use in ambient temperatures ranging from -40°C to 55°C when suspended 18" off ceiling. Max operating temperature of 45°C when surface mounted.