Harmonic Drive LLC Product
The IP65 rated FHA-C actuator is ideal for harsh environments. With IP65 and 480V, the FHA actuator is well suited for machine tool, packaging, and wash-down applications.

New! FHA-C Series servo actuators are now available with IP65 protection. Four sizes are available: 17, 25, 32 and 40. The IP65 rated FHA-C actuator is ideal for harsh environments. With IP65 and 480V, the FHA actuator is well suited for machine tool, packaging, and wash-down applications.
These rotary servo actuators utilize Harmonic Drive® precision strain wave gears combined with a performance matched brushless servo motor. Encoder options now include EnDat® & HIPERFACE®. The FHA has a low-profile form factor and features a hollow-output shaft. This hollow shaft feature may be used to pass cables, tubing or lasers through the axis of rotation.
The FHA series is designed to operate with a wide range of third-party servo drives including Bosch, Mitsubishi, Siemens, and Kollmorgen. REL Driver also compatible at approximately half speed.
Known for its expert engineering and manufacturing, Harmonic Drive LLC products are relied upon every day throughout the motion control industry.
About Harmonic Drive LLC
Harmonic Drive LLC engineers and manufactures precision Harmonic Drive® servo actuators, gearheads and gear component sets. They work with industry-leading customers and companies of all sizes to provide both standard product and custom-engineered servo actuators, gearheads and gear components. Harmonic Drive LLC provides high precision, high performance solutions to meet customer’s mission critical application requirements. The majority of the products sold by HDLLC are proudly made at their US headquarters and manufacturing facility in Massachusetts. Harmonic Drive LLC is AS9100 and ISO 9001 registered. Affiliated companies in, Japan (Harmonic Drive Systems, Inc.) and Germany (Harmonic Drive SE) provide additional manufacturing capabilities.
With over 50 years of experience, our expert engineering and production teams develop enabling technologies and products to meet the needs of an evolving motion control market. We are very proud of our outstanding company history. Our high-precision, zero-backlash Harmonic Drive® gears and Harmonic Planetary® gears have, and continue to play critical roles in robotics, spaceflight applications, semiconductor manufacturing equipment, factory automation equipment, medical diagnostics and surgical robotics.
Harmonic Drive is a registered trademark of Harmonic Drive Systems.