Parker Hannifin

Parker Hannifin: Over a Century of Motion and Control Engineering

Parker Hannifin is one of the most storied names in precision engineering. Founded on March 13, 1917, by Arthur L. Parker and Carl Klamm in Cleveland, Ohio, the company began with a single breakthrough idea: a pneumatic brake system designed to make stopping safer for trucks and buses. From those humble origins, Parker grew into what is today recognized as a global leader in motion and control technologies, employing approximately 61,000 people and operating across 50 countries.

What sets Parker Hannifin apart is the extraordinary breadth and depth of its engineering expertise. The company holds global leadership positions across nine core technology disciplines, including aerospace, climate control, electromechanical systems, filtration, fluid and gas handling, hydraulics, pneumatics, process control, and sealing and shielding. This diversity is not just corporate scale — it means that a single manufacturer's engineering know-how connects everything from aircraft fuel systems to the suspension on your daily driver.

Parker Hannifin in the Automotive and Heavy-Duty World

For vehicle owners, fleet operators, and technicians, Parker Hannifin is a trusted source of precision-engineered replacement parts. The automotive connection runs deep in the company's DNA: Parker literally started as a vehicle brake company, and that legacy of pneumatic and fluid-control expertise carries directly into today's product catalog.

One of Parker's highest-demand automotive product segments is air suspension solenoid valves — components that electronically regulate airflow within air suspension systems to maintain ride height, comfort, and load leveling. Given the complexity of modern air suspension, using an OEM-quality solenoid valve is critical to system reliability, and Parker's background in pneumatic valve engineering makes these parts a natural fit.

Parker's filtration heritage — bolstered over decades of acquisitions and innovation — also translates directly to the vehicle service market. The brand's fuel filters are designed to remove contaminants that can compromise injector performance and engine longevity, while its air filters help ensure clean airflow into engines and pneumatic systems, protecting sensitive components from particulate damage.

Tracing back to its founding mission, Parker remains a respected name in pneumatic braking. Its air brake control valves are used in heavy-duty truck and bus applications where precise regulation of air pressure is essential for safe, consistent stopping power. These valves reflect the same core competency that Arthur Parker first brought to market over a century ago.

Rounding out Parker's vehicle-focused lineup is its work in climate control. The brand's A/C accumulators serve an important role in vehicle air conditioning systems, separating liquid refrigerant from vapor and protecting the compressor from damage — a task that demands the tight tolerances and material quality that Parker engineers are known for.

Why Technicians and Engineers Trust Parker Hannifin

Parker Hannifin functions as both an OEM supplier and an aftermarket parts provider, meaning many of its replacement components meet or exceed the original factory specifications. With manufacturing and sales facilities spanning the globe and a product catalog touching nearly every segment of motion and fluid control, Parker brings an unmatched depth of engineering credibility to every part it produces. For anyone working on air suspension, braking systems, filtration, or climate control, Parker Hannifin represents a manufacturer whose century-long track record speaks for itself.