PDC-20 is an isolated constant current TRIAC dimmable LED driver. It supports both leading edge and trailing edge dimming. The output current can be adjusted via the dip switch from 250-700mA (250mA, 350mA, 400mA, 450mA, 500mA, 550mA, 600mA, 700mA).
If this product is out of stock, a possible suitable replacement may be the Lifud 20W Multi Output Constant Current TRIAC Dimmable LED Driver or the Lifud 30W Multi Output Constant Current TRIAC Dimmable LED Driver.