Gw instek psw160 single output variable bench dc power supplies 360w720w1080w gw instek psw160 144 this psw160 144 single output variable bench dc power supply from gw instek is a single output multi range programmable switching power supply with 720w designed with a host excellent features including the multi range feature allowing the flexible and efficient configuration of voltage and current within the rated power range the psw160 216 can also be connected to other units in the p