Voltcraft hps series variable dc power supplies with remote control voltcraft hps 13030 the hps 13030 from voltcrafts hps series of high power dc bench power supplies is extremely compact at 200 x 90 x 275mm thanks to its primary switched mode technology it has a full rated current range of 0a to 30a via the psus rear output while its front output provides current limited to 5aselect from 4 operating modes normal preset remote control and set in normal mode settings are made using