ULBI vs RELL Comparison

Ultralife Corp provides products and services ranging from power solutions to communications and electronics systems to customers across the globe in the government and defense, medical, safety and security, energy, and industrial sectors. The company designs, manufactures, installs, and maintains power and communications systems including rechargeable and non-rechargeable batteries, charging systems, communications and electronics systems and accessories, and custom-engineered systems. The company's segments include Battery and Energy Products, and Communications Systems. It generates maximum revenue from the Battery and Energy Products segment, and from the U.S. The Battery & Energy Products segment includes Lithium 9-volt, cylindrical, and various other non-rechargeable batteries.

Richardson Electronics Ltd provides engineered solutions, power grid, and microwave tubes and related consumables, power conversion, RF and microwave components, high-value flat panel detector solutions, replacement parts, tubes, and service training for diagnostic imaging equipment and customized display solutions. The company's segment includes Power and Microwave Technologies, Green Energy Solutions, Canvys, and Healthcare. The company generates the majority of its revenue from the Power and Microwave Technologies segment, which includes the power grid and microwave tube business and RF, Wireless and Power technologies.