The Tridonic LCI 20w 350mA TEC SR LED driver is a fixed output, constant current LED driver with a maximum output power of 20w. These drivers have an average life of 50,000 hours and a 5 year guarantee. The LCI 20w 350ma TEC SR has over temperature and overload protection, as well as short circuit and no-load protection. Tridonic article number: 87500187