Hydraulics International, Inc. (HII), headquartered in Chatsworth, California, U.S.A., is a leading worldwide supplier of integrated products, services and support to military forces, aviation and commercial industries, Government agencies and prime contractors. Focused on defense and commercial technology, the Company develops, manufactures and supports a broad range of systems for over one hundred industries as well as mission-critical and military sustainment requirements over the globe. Our extensive design capabilities enable us to produce the most sophisticated technological units known in the Aircraft Ground Support Equipment (AGSE) profession.

HII has been recognized as one of the largest defense ground support equipment technology companies in the world. We hold leading market positions in ammunition loading systems, aircraft hydraulic system testing, aircraft cabin pressure testing, power systems, environmental control systems, military trailers, high-pressure gas and liquid systems, flow measuring equipment, and integrated logistics and support services.

Our corporate, engineering and manufacturing facilities, located in Chatsworth, CA and Forsyth, GA, encompass over 625,000 sq. feet of production space. Our manufacturing facility is equipped with state-of-the-art equipment such as CNC lathes and mills, computerized tube bending, full sheet laser and waterjet, automatic press brake and programmable punch press, laser topography scanners, and other quality verification devices.

This Military Field-Grade Uninterruptible Power Supply units are designed for the extreme environmental and demanding electrical conditions of Military/Aerospace applications. This UPS incorporates field proven high efficiency designs and rugged packaging technologies. This UPS units will accept a wide range of input voltage and frequency values while delivering a well-conditioned AC or DC output to the load. The use of lithium ion batteries permits the lowest profile and lowest weight solution in its power class. It is designed and manufactured in SynQor’s USA facilities to comply with a wide range of military standards. Options include two DC outputs, a DC input rated for military 28 VDC sources, and an electronic breaker on the AC output to permit fault-tolerant parallel operation for higher power and/or N+M systems.

The versatile and adaptable Challenger 3500 aircraft is the most reliable and best-selling business aircraft in its class, with more than 1,000 delivered in this series. It has the widest cabin in its category, offering ample space for workstations, patient transport and mission equipment.

Our XR-based aircraft maintenance simulator is officially certified by the Ministry of Land, Infrastructure and Transport (MOLIT) of South Korea for training and education. It provides specialized training environments for the A321, B737-MAX, and B737-800NG aircraft, featuring over 80 detailed modules—including procedures for engine removal, main landing gear installation, and more. This subscription-based simulator is fully compatible with smartphones, tablets, and wearable XR devices, enabling seamless access through a cloud-based web service. Users can train anytime, anywhere—perfect for both remote learning and remote maintenance scenarios. Compared to traditional classroom learning, the XR platform is 4 times more effective and requires only one-third the training time. It also improves user confidence in real-world technical applications by up to 275%. By transforming traditional paper manuals into immersive, interactive training environments, the simulator delivers the next generation of aircraft MRO education for both civil and defense sectors.

Features - Excellent waterproof performance with double sealing structure. - Beam expansion application technology application. - Can be applied to deep-sea environments. Application Area - ROV (Remotely Operated Vehicle) - Underwater Optical Communication - Renewable Energy - Underwater Drone

The EL4000 is an RU/DU-integrated LTE outdoor base station that provides long-distance LTE service outdoors and has been supplied through KT for the Ministry of Oceans and Fisheries’ LTE-M network.

Powering front-line fighters globally and backed by a continuous infusion of new technology, the F110 remains the engine of choice around the world.

HyperStac RX Series is a Z axis interconnection solution designed for all types of micro-electronics applications requiring reliable and compact packaging solutions. The Hyperstac RX Series meets the needs of the Defence, Avionics and Space electronics applications.