CM20 Auto Battery Charger pass UL&CE,max charging10A, Floating charge,over charged and power surge protection function.12V/ 24V 1. ... which design for the control panel, providing with intelligent charge, auto protection, and over current prevention functions. It can auto ... :Input to crust and ground ≥AC1500V;Output to crust ≥ DC500V MTBF:≥50000h. CM20 Combine with 12V and 24V Auto Battery Charger ...