Siemens 6ES7405-0DA02-0AA1 Power Supply Module. The recorded exact-product description states: SIMATIC PCS 7, PS 405 4A XTR S7-400 power supply wide range, 24/48/60 V DC; 5 V DC/4 A, for extended temp. range and with conformal coating. This is a legacy installed-base replacement listing for S7-300/S7-400 demand and is not represented as a current platform.