I don’t know of a bench supply like part (although one would be easy enough to make). There is a generic open frame power supply available, and I just made another one with a different pcb for someone a while back:
For Vout a google search for “fritzing part mulitmeter” turns up several, I remember finding one for some one a couple of years ago (may have been breadboard only which is all he wanted) so they are around. There is a 3 wire ebay type module voltmeter here: