Harmonic GMA-H
Ultra-Slim. Ultra-Capable.
GMA-H Ultra-Flat Gearmotor Actuators by Cone Drive deliver unmatched power density and efficiency in one of the slimmest profiles available. Engineered with a hollow shaft and flexible interface design, the GMA series offers high motor efficiency and up to half the axial length of comparable actuator solutions—making it ideal for compact, high-performance automation.
With gear ratios up to 160:1 in a single stage and fully customizable performance specs, the GMA-H provides a complete, ready-to-integrate gearmotor assembly for even the most demanding applications.
Key Features
- Ultra-Flat, Axially Compact Design
- High Power Density & Motor Efficiency
- Hollow Shaft Design
- Gear Ratios up to 160:1
- Fully Customizable
- Complete Gearmotor Assembly
- Manufactured and Assembled in Controlled Environment
- Competitive Lead Times
- 1 Year Warranty
Harmonic Gearing FAQ's
Traverse City, MI, USA
Please contact our Customer Service team with your selected style, size, ratio, and quantity.
1-888-994-2663 (toll free)
1-231-946-8410 (International)
2 – 4 weeks
The expected life for a standard unit varies by style, size, and ratio.
Please contact our Customer Service team for additional information.
1-888-994-2663 (toll free)
1-231-946-8410 (International)
Standard parts could be as low as a 2-4 weeks. Custom features may change lead time.
Yes, please reach out to our Application Engineers for your specific needs.
PRODUCT DEVELOPMENT
The Cone Drive Product Development Laboratory is a state-of-the-art facility directly adjacent to our Traverse City, Michigan manufacturing location. The lab has the capacity to test a wide range of gear reducer products, for both Cone Drive products as well as those manufactured by other companies. The lab includes capability to run a wide variety of tests including load testing for evaluating reducer performance and operating efficiency.
TEST + CONTROL
PRODUCT MEASUREMENT
- Six product testing stands
- Servo cyclic control
- Simulated inertial loading
- Constant torque/load
- Durability/validation
- Accelerated life test
- Lubricant evaluation
- Static loading & stiffness
- Displacement & motion
- Torque
- Thermal
- Efficiency
- Vibration
- Basic noise
- Transmission accuracy