Hi-Z is a small, R & D oriented business of 18 engineers, physicists, metallurgists, technicians and others who design, develop, manufacture, and sell bulk material Thermoelectric Modules (based on Hi-Zs patented gapless eggcrate technology) and Generator systems. The Modules range from milliwatt to kilowatt size in power output.H The firm's custom module serives include conceptual design, simulation, system assembly and performance validation. i-Zs San Diego facility comprises 9,149 sq. ft. with all of the equipment, tools, and testing capabilities. Hi-Z supports NASA's extraterrestrial missions thru the development of proprietary, superior low power thermoelectric devices.