PAXTON Power Supply 857-090 2A / 12V DC No HousingThe Paxton Power Supply 857 090 is to suit the Net2 networked access control system. This model comes without housing, and must be used with a weatherproof casing if intended for use outside. Tamper switch registers an alarm if the lid is opened while connected to an ACU or I O board ABS plastic construction Not weatherproof must be concealed within a waterproof housing if intended for use outside To suit Paxton Net2 No housing 2A PSU module