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Right Angle Geared Motors
STOBER servo right-angle geared motors are available as planetary right-angle geared motors and helical-bevel geared motors. These super compact synchronous servo motors are ideal for highly dynamic applications. All drive units are provided with high-quality helical gearing for unrivalled smoothness of running and backlash stability. Backlash down to ≤1.5 arcmin.
- 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)
- IP Ratings: 65 standard, 56, 66
- Package Options (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
K/KL Series
For the most versatility in mounting and outputs
The 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. They feature 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
PKX_EZ 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.
- Total gear ratio range: 3 – 300
- Acceleration torque: 11 – 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
KS_EZ 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.
- 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
F _EZSeries
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.
- 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
- Find your right fit with Stober’s Configurator
PHK_EZ 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.
- 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
PHKX_EZ Series
PHKX_EZ: 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.
- Total gear ratio range: 4 – 300
- Acceleration torque: 60 – 2,100 Nm
- Nominal torque: 36 – 1,557 Nm
- Continuous Input Speed: Up to 3,500 RPM
- Cyclic Input Speed: Up to 6,000 RPM
- Torsional Stiffness: Up to 489 Nm/arcmin
- Find your right fit with Stober’s Configurator
PHQK_EZ Series
For the 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.
- 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
PK_EZ 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.
- 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
- 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
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