The first of these was released in 2013, in both 140mm and 280mm sizes.[33][34] NZXT has since released multiple updates to this lineup, including new coolers in 120mm and 360mm sizes, and improvements to the pumps and radiators.[35][36][37] Most recently, they released a new cooler, the Z73, which includes a customizable LED display, and updates to the rest of their AIO lineup.[38]