Instek PSW 80-40.5 Single-Channel Multi-Range Programmable Switching DC Power Supply, 80V/40.5A, 1080W Product Features: 1080W, 80V/40.5A CV/CC Priority; Particularly Suitable for the Battery and LED Industry Adjustable Slew Rate Series Operation: Up to 2 units (30V, 80V, 160V models only) Parallel Operation: Up to 3 units High Efficiency and High Power Density 1/2, 1/3, 1/6 Rack Mount Size Design (EIA/JIS Standard) for 360W/720W/1080W Standard Interface: LAN,USB,Analog Control Interface Optional Interface: GPIB-USB Adaptor, RS232-USB Cable LabView Driver