Truopto 45w star leds ultra violet cob truopto osv4d6cac1e this 45w ultra violet led has a radiant flux of 850mw and a peak wavelength of 395nm the uv led comes on a chip on board type substrate that provides for easy connection and efficient thermal management the high power dissipation and high luminous flux makes this led ideal for uv applications such as photo catalyst money detector uv curing black lighting truopto osv4d6cac1e 45w cob star uv led 390 400nm 120 850mw200ma 20v