23437 ADH NETCOM Automatic Dehydrator, 100-240 VAC 24658 ADH NETCOM Automatic Dehydrator, 100-240 VAC with Display 23242 ADH NETCOM Automatic Dehydrator, ยฑ20-75 VDC 24659 ADH NETCOM Automatic Dehydrator, ยฑ20-75 VDC with Display