MKSI vs LFUS Comparison

MKS Inc formerly, MKS Instruments Inc is engaged in providing instruments, subsystems, and process control systems used to measure, monitor, deliver, and control parameters of manufacturing processes. The company's product portfolio includes instruments, components, and systems required in manufacturing products such as flat panel displays, medical devices, and electronic materials, among others, used in industrial technologies, semiconductors, life and health sciences, and research and defense markets. The company organizes itself into three reportable business segments: Vacuum Solutions, Photonics Solutions, and Materials Solutions. The Vacuum Solutions segment contributes the majority of the company's revenue.

Littelfuse is a primary provider of circuit protection products (such as fuses and relays) into the transportation, industrial, telecommunications, and consumer electronics end markets. The firm is also increasing its power semiconductor business, where it predominantly serves industrial end markets and is breaking into electric vehicle charging infrastructure. Littelfuse has 17,000 global employees.