Detailed Product Description (1) Rated input: DC110V or AC100-240V(2) Rated output: DC24V/42A(3) power: more than 88%(4) Natural cooling;(5) has short-circuit, overcurrent, overvoltage, thermal protection, etc.;(6) Working temperature: -25 degrees - +70 degrees(7) have both streams of work function;(8) products are suitable for electric locomotives, all kinds of equipment.