Duplex Filters
HILCO Duplex Vessels deliver versatile, high performance filtration for both particulate and moisture removal, with configurations tailored to your specific application through optimized cartridge selection and design.
Explore All Hilliard Products
For more than a century, The Hilliard Corporation has developed products that solve mechanical power transmission, motion control, fluid conditioning, and equipment reliability challenges across industrial and mobile equipment applications.
Industrial Products. Application Expertise.
From industrial braking systems and drivetrain technologies to filtration, separation, fluid analysis, and engine starting systems, Hilliard products are engineered to perform in demanding operating environments.
Serving OEMs, distributors, end users, and maintenance professionals worldwide, Hilliard solutions are utilized across power generation, oil and gas, mining, manufacturing, transportation, marine, mobile equipment, and critical infrastructure applications.
Categories
EHC Systems
Helps protect pumps, valves, actuators, servo controls, and other precision hydraulic equipment from contamination-related wear.
Fuel Gas Filter/Coalescers
HILCO utilized computational fluid dynamics (CFD) software to optimize performance and provide customers with accurate predictions of equipment pressure loss before units are put into service.
Fuel Gas Strainers
HILCO’s duplex strainers incorporate a zero-leak transfer valve constructed from wrought materials rather than castings, allowing for superior integrity, as well as the flexibility to weld and modify
Lube Oil Coalescer Separators
HILCO Coalescer / Separators are specifically designed to deliver reliable removal of moisture contamination from lube oils, ensuring optimal equipment performance in power generation applications.
Oil Mist Eliminators
Hilliard Brake Systems designs and manufactures industrial braking systems for applications where safety, controlled stopping, holding force, and long-term reliability matter.
Portable Filters
HILCO offers a comprehensive line of cost-effective, heavy-duty portable filtration systems designed to efficiently remove water and particulates from oil, fuel, and other fluids.
Process Filters
Explore Industrial Process Filtration Proucts HILCO has seen many changes since our first oil reclaimer was built in 1925. The problems have become more complicated, and the filtration
Benefits
Technologies Designed to Address Mechanical Power and Fluid System Challenges
Whether controlling rotating equipment, transferring engine power, starting critical machinery, or maintaining fluid condition, industrial systems depend on products engineered for specific operating requirements. Hilliard technologies are applied where torque, contamination, moisture, degradation products, traction, and mechanical loads directly influence equipment performance.
Key Performance Advantages
Motion and Torque Management
Controls stopping, holding, positioning, tensioning, and deceleration functions in applications ranging from conveyors and cranes to winches and processing equipment.
Power Transfer Efficiency
Delivers controlled transmission of mechanical power through drivetrain systems, differentials, centrifugal clutches, and variable-speed technologies.
Fluid Condition Control
Removes particulate contamination, moisture, acids, oxidation byproducts, and liquid aerosols from critical industrial fluids and gas streams.
Equipment Protection
Helps protect compressors, turbines, generators, engines, gearboxes, pumps, hydraulic systems, and other high-value equipment.
Operational Reliability
Supports consistent performance across demanding duty cycles, changing operating conditions, and continuous-use environments.
Application-Driven Design
Engineered around specific equipment requirements, operating conditions, fluid characteristics, and system performance objectives.
Industries
Products Trusted Across Critical Industries
Hilliard products support a broad range of industries where motion control, filtration, drivetrain performance, and engineered reliability matter.
WHY HILLIARD
Why Companies Choose Hilliard Products
Engineering Built Around Real Applications
Products developed around industrial equipment requirements, mobile machinery layouts, fluid types, load profiles, and operating conditions.
Broad Technical Product Range
Braking, drivetrain, engine starting, filtration, separation, fluid treatment, and service capabilities from one manufacturer.
Manufacturing and Quality Control
In-house engineering, manufacturing, testing, and quality processes built to support consistent product performance.
Support Beyond the Product
Application expertise, technical support, repair services, and distributor support available throughout the product lifecycle.