This  power supply works in the LG production models listed below:

42LK550-UA.AUSYLFR

42CS570-UD.AUSYLJR

42CS570-UD.AUSYLMR

42CS570-UD.AUSYLUR

42LD452B-UA.AUSYLJR

42LD452B-UA.AUSYLMR

42LD452C-UA.AUSYLJR

42LK450-UB.CUSYLH

42LK450-UH.CUSYLH

42LK451C-UB.AUSYLJR

42LK520-UA.AUSYLFR

42LK520-UA.AUSYLJR

42LK520-UA.AUSYLUR

42LK530-UC.AUSYLJR

42LK550-UA.AUSYLFR

42LK550-UA.AUSYLHR

42LK550-UA.AUSYLJR

42LK550-UA.AUSYLUR