Boxed 2.75A PD6662:2004 (prEN50131-1:2004) Security Grade 3 intelligent Power Supply. Reports AC, Battery & Fuse status to the Galaxy control panels as well as tamper information over the Galaxy RS485 interface. A Galaxy RIO is integrated in the unit providing 8 programmable inputs and 4 outputs. Suitable for use in installations compliant to PD6662:2004 (prEN50131-1:2004) Security Grade 3, Environmental Class II and EN50131-1:1997 Security Grade 2, Environmental Class II.