PowerView operator interfaces from 4.3 in. up to 15 in. are powered by 24 Vdc and use TFT LCDs and analog-resistive touchscreens. The units are fan-less, disk-less and have NEMA 4/IP65 sealed panel mount front panels. ViewBuilder 8000 development system is free with each unit. All are CE-marked, and most units have UL/cUL approvals.