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Hartfiel Automation stands alone in its ability to supply both pneumatic components and pneumatic solutions to their customers. With over 58 years of experience, representing the most trusted manufacturers in pneumatics, customers can be confident they are working with the very best pneumatic distributor in the USA.


Valves & Controls

Mac valves carry a wide variety of Pneumatic and liquid valves. From small to Large 3 and 4 way valves, Mac valves has one of the largest Air and Liquid valve offering in the world. With industry leading technology Mac Valves stands alone in solving tough customer challenges. There is no valve application too difficult for Mac and Hartfiel.

Cylinders, Actuators, & Slides
Series ECV Ball Screw and Lead Screw Electric CylindersSeries ECV Ball Screw and Lead Screw Electric Cylinders are electric rod style actuators with ISO and VDMA mounting interfaces in either ball screw or lead screw models. These performance electric cylinders are available in a variety of sizes with two screw configurations per size, as well as a version with a non-rotating rod. The ball screw models provide high performance and the lead screw models provide lower tier performance at a significant cost savings. The Your Motor, Your Way system allows for flexibility in the choice of motor and controls and is available in both an inline or foldback configuration. Series ECV Cylinders are designed for high performance with superior speeds, thrusts, and travel lengths.
Series RA High Load Pneumatic Rotary ActuatorsSeries RA High Load Pneumatic Rotary Actuators feature exceptional radial and axial bearing loads and high stopping capacity. Large pinion shaft, bearings, and rack provide heavy duty performance, and optional shock absorbers contribute to long actuator life. Adjustment screws offer the ability to adjust from +10° to -45° on each nominal rotation for all units of 180° or less. Series RA Rotary Actuators are designed as full-featured rotaries with a wide variety of options and accessories. PHD Optimax┬« Series OSD Pneumatic Thruster SlidesPHD Optimax® Series OSD Pneumatic Thruster Slides are robust linear actuators designed for precision and are ideal for a variety of applications. They are the lower price alternative to the Series SD Pneumatic Thruster Slides, which have more options and longer cycle life. The Series OSD is available in three bore sizes and offers standard travel lengths ranging from 1 in to 10 in. To simplify installation and provide for interchangeability, the OSD features a tool plate for mounting of tooling or other actuators.

Air Preparation

Wilkerson’s full line of Compressed Air treatment and control products are available through Hartfiel Automation. These include filters, requlators and lubricators, air dryers, separators, drains and other components used in air preparation. Our quality products meet a wide variety of industrial, process, consumer and health care applications.

Grippers & Clamps

Series GRM Pneumatic Workholding Clamps are ideal for sheet metal clamping and feature a simple design, high clamp force, and durability. Units are available in two sizes with 13 jaw styles each; up to 500 pounds clamp force, and include many options for mounting, switches, and tips. The adjustable rotation stop allows for multiple jaw openings in one clamp. Series GRM Workholding Clamps are designed to offer the best price, design, and delivery for solutions involving the transfer of sheet metal or other like objects.

Series PB Versatile Pneumatic Swing ClampsSeries PB Versatile Pneumatic Swing Clamps feature options for long or short strokes as well as matching mounting patterns as a drop-in replacement. Four bore sizes with short or long strokes are offered to accommodate a wide variety of tasks. Left or right rotations are available and can be ordered to fit the application. Series PB Swing Clamps are designed as superior workholding solutions for automotive, packaging, assembly, and general automation industries

Series GRR Guardian® High Capacity Pneumatic Parallel Grippers provide high grip force, long jaw travels, and high jaw loads. This heavy duty end effector’s rugged design and jaw construction can withstand high impact and shock loads. Series GRR Grippers are designed for gripping large objects in demanding industry applications including small engine block manufacturing, automotive wheel rim manufacturing, foundry applications, and more.


Camozzi offers a full line of both plastic and metal one touch fittings. Camozzi is the industry leader in Pneumatic connectivity.

Pneumatic fittings Pneumatic fittings


Hartfiel Automation has a well-established inventory of pneumatic accessories. From tubing to pressure switches, transducers and beyond. We are experts in assisting you find the key pneumatic accessories for your project.

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