Mikrotik 24V hi-power supply 24 vdc, 38 watt (1.6 amp) Supports all Routerboards heavy duty switching power supply with 2.1mm DC plug. Uses standard USA AC input power cord (included) and operates from 100 to 240 vac. UL approved for use in the USA. Supports all Routerboards except the RB500 series. Use with the RB/P54 POE injector for POE support. (RB1000 RB1000U RB1100 RB250GS RB/11 RB411A RB411AH RB411AR RB411R RB411U RB411UAHR RB433 RB433AH RB433UAH RB450 RB450G RB493 RB493AH RB600A RB750 RB750G RB800 RB493G RB711-5H RB711A-5Hn-M)