HP C4945A No 83 UV light magenta Ink Cartridge 680ml for Designjet 5000/5000PS. Page life - 1000. The ink in 83 UV cartridges resists UV light, ensuring solid text and robust colours that resist fading even in bright sunlight. Using UV resistant paper, you can produce signs and posters that last over two years outside when laminated. This cartridge contains 680ml of light magenta UV ink, enough for the highest volume printing operations.