RAB VANLED40NFFR/480/PCS4 VANLED 40W 4000K Flat Frosted 480V 0-10V Swivel PC Bronze Color Uniformity: RAB's range of Correlated Color Temperature follows the guidelines of the American National Standard for Specifications for the Chromaticity of Solid State Lighting (SSL) Products, ANSI C78.377-2017. Dimming Driver: Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%. Finish: Our environmentally friendly polyester powder coatings are formulated for high-durability and long-lasting color Housing: Die-cast aluminum housing and lens frame with (4) 1/2" NPS side conduit entries and weatherproof rear wire plug and access plate IESNA LM-79 & LM-80 Testing: RAB LED luminaires and LED components have been tested by an independent laboratory in accordance with IESNA LM-79 and LM-80. Mounting: Ceiling mount to recessed junction with knockout template or directy to ceiling surface, utilizing side conduit entry points