Power supply PS 791-2DC, DC/DC power supply, 10 W, IP65 (-40...+70° C), input: DC 12... 24 V, output: DC 18 V, can only be used in conjunction with SCALANCE W786, scope of delivery: operating instructions, German/English. SCALANCE power supply PS791-2DCSpecially for use in wireless access points. Wide mains input voltage range, suitable for worldwide use.Direct integration in the access point. High operational reliability as it is short-circuit-proof and idle-proof. When using the power supply adapter and Power-over-Ethernet (PoE), a redundant power supply for the access points can be achieved.