FEIM vs LFUS

Frequency Electronics Inc.

Frequency Electronics, Inc., together with its subsidiaries, designs, develops, manufactures, and sells precision time and frequency control products and components for microwave integrated circuit applications. It operates through two segments, FEI-NY and FEI-Zyfer. The FEI-NY segment offers precision time, frequency generation, and synchronization products and subsystems used in communication satellites, terrestrial cellular telephone, or other ground-based telecommunication stations; and other components and systems for the United States military. The FEI-Zyfer segment designs, develops, and manufactures products for precision navigation and timing primarily incorporating global positioning system technologies into radar systems, airborne SIGINT/COMINT platforms, information networks, test equipment, military command and control terminals, and satellite ground stations. The company's products are used in commercial, government satellite payload systems, secure communications, command, control, communication, computer, intelligence, security and reconnaissance, and electronic warfare applications for the United States government on land, sea, and air-borne platforms. It markets its products directly and through independent sales representative organizations located in the United States, Europe, and Asia. Frequency Electronics, Inc. was founded in 1961 and is headquartered in Mitchel Field, New York.

Littelfuse Inc.

Littelfuse, Inc. manufactures and sells circuit protection, power control, and sensing products in the Asia-Pacific, the Americas, and Europe. The company's Electronics segment offers fuses and fuse accessories, positive temperature coefficient resettable fuses, polymer electrostatic discharge suppressors, varistors, magnetic sensing products, and gas discharge tubes; and discrete transient voltage suppressor (TVS) diodes, TVS diode arrays, protection and switching thyristors, metal-oxide-semiconductor field-effect transistors, silicon carbide diodes, and insulated gate bipolar transistors. This segment serves industrial motor drives and power conversion, automotive electronics, electric vehicle and related infrastructure, power supplies, data centers, telecommunications, medical devices, alternative energy, building and home automation, appliances, and mobile electronics markets. Its Automotive segment provides blade, resettable, and high-current and high-voltage fuses, as well as battery cable protectors for hybrid and electric vehicles; fuses, switches, relays, and power distribution modules for the commercial vehicles; and automotive sensor products to monitor passenger compartment occupants. This segment serves original equipment manufacturers, Tier-I suppliers, and parts distributors in the passenger car, heavy duty truck, off-road vehicles, material handling, agricultural, construction, and other commercial vehicle end markets. The company's Industrial segment offers power fuses, protection relays and controls, temperature sensors, and other circuit protection products for use in oil, gas, mining, renewables and energy storage, electric vehicle infrastructure, non-residential construction, HVAC systems, industrial safety, power conversion, elevators, and other industrial equipment. It sells its products through distributors, direct sales force, and manufacturers' representatives. Littelfuse, Inc. was founded in 1927 and is headquartered in Chicago, Illinois.