Profile: Simplex, Inc. is a designer and producer of load bank and fuel supply systems. We provide load bank such as portable load banks, radiator cooled and water cooled load banks & trailer. Our radiator air-cooled load banks utilize the air outflow of an engine radiator for cooling of the resistive load elements. We offer fuel supply system such as fuel tank controllers, filtration system, tank filling system and pump sets. Our fuel tank provide a fuel for diesel and turbine engine driven equipment which include generator sets, pumps and mechanical drives.