Search
Close this search box.

Right Angle Servo Gear Units

STOBER servo right angle gear units are unrivaled in their options. Choose from planetary gearing or take advantage of helical gearing. They can be mounted to any motor with our toleranced motor adapters or you can add a STOBER motor on them to make a geared motor. Industry Applications: Fuselage, Wing assembly, Drilling and Riveting, Machine Tool, Automated Guided Vehicles (AGV), Carbon Fiber Placement, Testing and Inspection, Space Tracking Systems
stober K series

K/KL Series

​Most versatility in mounting and outputs
K/KL Series is unparalleled when it comes to right angle options. This synchronous servo geared motor’s unique design allows you to use a variety of outputs, including shaft, hollow bore, shrink rings, and bushings. Housing options include flange, feet, and torque arm. The K/KL unit features helical bevel gearing, providing smooth motion and optimal efficiency.
  • Outputs: Hollow bore, Shaft output (K), Shaft with or without key (KL), Single or double wobble free bushing
  • Housing Styles: Output flange (Round for K, Square for KL), Pitch circle diameter tapped holes, Foot mounting, Torque arm bracket (K only)
  • Total gear ratio range: 4 – 381
  • Acceleration torque: 22 – 13,200 Nm
  • Nominal torque: 15 – 12,000 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 725 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo PKX Series

PKX Series

​For smaller machine envelopes
The PKX series combines our planetary P series with a KX series input. This synchronous servo geared motor features a compact design and has superior stiffness and precision compared to a K series unit. Package Options for different environments, include coating, lubrication, and output material: Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output and Food Duty – 316 stainless steel epoxy paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output.
  • Outputs: Hollow bore, Shaft output (K), Shaft with or without key (KL), Single or double wobble free bushing
  • Housing Styles: Output flange (Round for K, Square for KL), Pitch circle diameter tapped holes, Foot mounting, Torque arm bracket (K only)
  • Motor Adapter: MF – flexible coupling, ideal for thermal length compensation. Seal option – MSS1 seal for longer life.
  • Environmental Considerations: ATEX Certified Available for explosive environments
  • Total gear ratio range: 3 – 300
  • Acceleration torque: 21 – 3,300 Nm
  • Nominal torque: 15 – 2,387 Nm
  • Continuous Input Speed: Up to 3,500 RPM
  • Cyclic Input Speed: Up to 6,000 RPM
  • Torsional Stiffness: Up to 393 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo KS Series

KS Series

​For mounting flexibility with low backlash
The KS series gives the benefits of helical bevel gearing while still having low backlash. You can choose from three different output options, including shaft, flange, and hollow bore. ATEX Certified Available for explosive environments. Available as a geared motor!
  • Bearings Options: Standard – ball bearing ideal for some axial and radial load capacity and Reinforced bearing – ideal for high axial loads
  • Total gear ratio range: 6 – 200
  • Acceleration torque: 90 – 400 Nm
  • Nominal torque: 60 – 250 Nm
  • Continuous Input Speed: Up to 4,500 RPM
  • Cyclic Input Speed: Up to 6,000 RPM
  • Torsional Stiffness: Up to 42 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo F Series

F Series

For mounting flexibility

The F series offers compact size and flexibility. This synchronous servo geared motor uses helical bevel gearing for optimal efficiency. Choose from a variety of housing styles and output options.

  • Housing Styles: Output flange, Pitch circle diameter tapped holes, Foot mounting
  • Total gear ratio range: 4.3 – 552
  • Acceleration torque: 78 – 1,100 Nm
  • Nominal torque: 69 – 1,100 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 77.4 Nm/arcmin
  • Package Options: options for different environments. A package includes coating, lubrication, and output material
      • Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output
      • Corrosion Resistant Duty – 316 stainless steel epoxy paint, Exxon Mobil SHC 630 or 600XP220 Mineral, and stainless steel output
      • Food Duty – 316 stainless steel epoxy food duty paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output
right-angle-servo PHK Series

PHK Series

For high input speeds and low noise
The PHK series combines our planetary PH series with a K series input. This synchronous servo geared motor features quiet operation, higher ratios, and higher input speeds compared to a KX series unit. Bearings options for axial or radial loads include Standard ball bearing ideal for some axial and radial load capacity and Reinforced bearing ideal for high axial loads. Coating Options: Standard Duty – RAL-9005 black paint and Washdown Duty – 316 stainless steel epoxy paint.
  • Total gear ratio range: 16 – 561
  • Acceleration torque: 277 – 7,207 Nm
  • Nominal torque: 210 – 5,000 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 1,210 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo PHKX Series

PHKX Series

For smaller machine envelopes

The PHKX series combines our planetary PH series with a KX series input. This synchronous servo geared motor features a compact design and has superior stiffness and precision compared to a K series unit. Bearings options for axial or radial loads include Standard ball bearing ideal for some axial and radial load capacity and Reinforced bearing ideal for high axial loads. Coating Options: Standard Duty – RAL-9005 black paint and Washdown Duty – 316 stainless steel epoxy paint.

  • Backlash: Standard and Reduced
  • Total gear ratio range: 16 – 561
  • Acceleration torque: 277 – 7,207 Nm
  • Nominal torque: 210 – 5,000 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 1,210 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo PHQK Series

PHQK Series

Ultimate torque density and power
The PHQK series combines our planetary PHQ series with a K series input. This synchronous servo geared motor features the highest acceleration torque and torque density. Bearings options for axial or radial loads include Standard ball bearing ideal for some axial and radial load capacity and Reinforced bearing ideal for high axial loads. Coating Options: Standard Duty – RAL-9005 black paint and Washdown Duty – 316 stainless steel epoxy paint.
  • Total gear ratio range: 22 – 2,242
  • Acceleration torque: 316 – 43,000 Nm
  • Nominal torque: 264 – 21,772 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 4,664 Nm/arcmin
  • Find your right fit with Stober’s Configurator
right-angle-servo PK Series

PK Series

For high input speeds and low noise

The PK series combines our planetary P series with a K series input. This synchronous servo geared motor offers quieter operation, higher input speeds, and higher ratios compared to a KX unit. Bearings options for axial or radial loads include Standard ball bearing ideal for some axial and radial load capacity, Double row angular contact bearing ideal for high axial loads and Cylindrical roller bearing ideal for radial loads Coating Options: Standard Duty – RAL-9005 black paint and Washdown Duty – 316 stainless steel epoxy paint.

  • Output Shaft: Plain shaft and Feather key
  • Total gear ratio range: 12 – 561
  • Acceleration torque: 200 – 3,105 Nm
  • Nominal torque: 120 – 2,100 Nm
  • Continuous Input Speed: Up to 4,000 RPM
  • Cyclic Input Speed: Up to 7,000 RPM
  • Torsional Stiffness: Up to 305 Nm/arcmin
  • Package Options include coating, lubrication, and output material:
      • Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output
      • Food Duty – 316 stainless steel epoxy paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output
  • Find your right fit with Stober’s Configurator

Discover the Stober Advantage

  • Superior Components
  • Precision gearing for longer life
  • Optimized Design
  • State-of-the-art inspection and testing

Let us help find what you need.

Call 866.397.7388

Give us a call and get help right away. We're here for you!

Get in touch

Got a question or need more info? Contact us!

Request a Quote

Get pricing quickly. Fill out our Request For Quote form.

Contact us