SRX5400 Configuration 1 includes chassis, midplane, SRX5K-RE-1800X4, SRX5K-SCBE, 2xAC HC PEM, HC fan tray, SRX5K-SPC-4-15-320, SRX5K-MPC, and SRX-MIC-10XG-SFPP, Supported by Junos 12.1X47-D15 onwards