Hymark/Kentucky Gauge Datasheets for Gearboxes and Gearheads

Gearboxes and gearheads, also called gear reducers or speed reducers, are power transmission devices that use a gear arrangement in an enclosed housing to transfer energy, increase torque and reduce speed from one device to another. Gearboxes may also be referred to as gear reducers or speed reducers.
Gearboxes and Gearheads: Learn more

Product Name Notes
Graessner Gearbox, PowerGear Miniature Forget everything you know about miniature gears. Dimensions, weight, precision – the new PowerGear Miniature sets new standards. PowerGear Miniature has a sensationally small installation size, an extremely light-weight aluminum...
Graessner Customized Gearbox, DesignGear MS-Graessner specializes in customized gearing and gearbox solutions including designs, tooth developments, prototype manufacture, extensive tests and documentation. You give us your requirements and MS-Graessner will make it happen. Single-stage...
Graessner Gearbox, DynaGear Eco Thanks to its technological advantages, the DynaGear is a leading gearbox in the drive technology sector. The design of the DynaGear Eco range has been influenced by extremely varied applications...
PHT High Precision Planetary Gearbox -- DA Series The DA Series planetary gearboxes offers a wide torque spectrum that is dedicated to high performance and high precision applications. Backlash 1-7 ARC MIN Available Sizes 60, 90, 120 Noise...
PHT Flange Rotating Planetary Gearbox -- DF Series The DF Series planetary gearboxes features a rotating output flange that allows machine elements such as gears, pulleys, rotary index tables and transmissions shafting to be easily connected directly to...
PHT All Purpose Planetary Gearbox -- DH Series The DH Series planetary gearboxes have been developed as an all-purpose gearbox where a through-hole mount is required and is an ideal alternative to costly high precision gearboxes. Backlash 10-12...
PHT All Purpose Planetary Gearbox -- DL Series The DL Series planetary gearboxes have been developed as an all-purpose gearbox where a threaded hole mount is required and is an ideal alternative to costly high precision gearboxes. Backlash...
PHT Precision Planetary Gearbox -- DM Series The DM Series planetary gearboxes offer reduced backlash, easy motor assembly, smooth operations and integrated product configurations. Backlash 5-8 ARC MIN Available Sizes 42, 60, 70, 90, 120, 150, 180,...
PHT Precision Planetary Gearbox -- DML Series The DML Series planetary gearboxes offer reduced backlash, easy motor assembly, smooth operations and integrated product configurations. Backlash 5-8 ARC MIN Available Sizes 42, 60, 90, 120, 150, 180, 220...
PHT High Capacity Planetary Gearbox -- DN Series The DN Series planetary gearboxes offer premium performance in terms of radial and axial forces. It combines high performance with excellent reliability, simple installation and low cost in a maintenance-free...
PHT High Thermal Dissipation Planetary Gearbox -- DS Series The DS Series planetary gearboxes are designed for precision servo applications that require a high thermal dissipation. Backlash 5-8 ARC MIN Available Sizes 60, 70, 90, 120, 150, 180, 220...
Graessner Dynamic Gearbox, DynaGear The DynaGear Right Angle Gearbox has been designed for highly dynamic servo applications. Thanks to its technological advantages, the DynaGear is a leading gearbox in the drive technology sector. The...
Graessner Bevel Helical Gearbox, KS TwinGear The KS TwinGear Bevel Helical Gearbox is a high performance and precision gearbox. This two-stage gearbox is available in ratios up to 75:1, is extremely space-efficient and suits an array...
Graessner HS Bevel Gearbox, PowerGear The PowerGear HS Bevel Gearbox is designed for applications where high speed and a high thermal performance is required. Input speeds up to 8500 RPM Higher permissible thermal performance limit...
Graessner Bevel Gearbox, PowerGear The versatile bevel gearboxes offer high performance and their compactness space and weight advantages. Mostly maintenance-free Many variants and options available Robust design with taper roller bearings and lightweight housing...