Dell N131J 190W Power Supply Unit PSU For Dell Desktop Studio One 1909 16-Pin Dell Part Numbers : N131J Dell Model Number: HKF2002-3A Dell N131J 190W Power Supply Unit PSU 190 W Max Output, 100-240V Input Connectors: P1: 16 pin connector Compatible With: Dell Studio One 1909 Systems Dell Part Numbers : N131J, Dell Model Number: HKF2002-3A