Planetary gearboxes and planetary gearmotors
- Gear Type
Planetary Gearbox
- Series
2 Gear Series, 6 Gear Variants
- Nominal torques
7 – 92 Nm
- Ratios
i= 3 – 512
- Backlash
<= 7 – 19 arcmin
- Sizes
Ø 40, 50, 60, 70, 80, 90 mm
- Motor connection
Flexible connection through motor flange and reducer sleeve

Short delivery time
4-6 working days
Flexibility
Easily connect all motor types (IEC standard motors)
Low-backlash planetary gearboxes from manufacturer Ruhrgetriebe
Two series, one promise: Maximum performance for your drive application. Made in Mülheim an der Ruhr – reliable, efficient, and available at short notice.
Maximum precision in the smallest space – Planetary Gearboxes RPL & RPS
Ruhrgetriebe is a manufacturer of planetary gearboxes specifically designed for industrial applications. Looking for high-quality planetary gearboxes that meet your requirements for reliability and efficiency? Our planetary gears are characterized by innovative design, precise manufacturing, and high reliability. Whether you are looking for efficiency or dynamic performance for your needs, our gearboxes provide optimal solutions for a wide range of applications.
With the RPL and RPS series, we offer two low-backlash planetary gearbox solutions, each tailored to different strengths – depending on the application, installation space, and performance requirements.
Our series
at a glance

RPS Series
Nominal torques
14 – 92 Nm
Backlash
≤ 7 – 15 arcmin
Ratios
i= 3 – 512
Diameter
40, 60, 80 mm
Product catalogue

RPL-Series
Nominal torques
7 – 60 Nm
Backlash
≤ 8 – 14 arcmin
Ratios
i= 3 – 100
Diameter
50, 70, 90 mm
Product catalogue

Available for immediate delivery
In perfect balance: Gearbox and electric motor for dynamic performance.
RPL-SERIES
Efficient, durable, and low-maintenance
The all-rounder of planetary gearboxes in a compact and robust design. Our RPL series offers versatile solutions for automation technology thanks to its sturdy construction and high positional accuracy.
- Compact design: Rated torques up to 60 Nm.
- Versatile ratios: Up to two gear stages with ratios up to i = 100.
- Precision: Low backlash for accurate positioning.
- Flexibility: Suitable for a wide range of applications.
- Quick availability: Short delivery times.




Available for immediate delivery
In perfect balance: Gearbox and electric motor for dynamic performance.
RPS-SERIES
Efficient, durable, and low-maintenance
Maximum performance in a compact design. The RPS series planetary gearboxes offer high rated torques and efficiencies for a wide range of applications, setting new standards among economy gearboxes with their cost-effective construction and precise positional accuracy.
- High range of ratios: Up to 3 gear stages with 24 ratios (i = 3 to i = 512)
- Compact design: Rated torques up to 92 Nm.
- Precise positioning: Low backlash for accurate motion control.
- Flexibility: Versatile for various industrial applications.
- Quick availability: Short delivery times.



Your advantages & benefits
Technical highlights
01.
Low torsional backlash
Enables medium to high positioning accuracy
02.
Simple assembly
Quick and uncomplicated installation
03.
Pre-configured for your practice
Quickly available and optimal for many applications
04.
Flanges & Reducing Bushings
Connection to all common electric motors
05.
High output torques
Permanently high load capacity over the entire service life
06.
High efficiency
Efficient use of energy is becoming increasingly important
Areas of application
Our low-backlash planetary gearboxes of the RPL and RPS series are used in numerous industries – wherever precision, reliability and efficiency are required. Whether dynamic movements, high loads or space-saving integration.

Conveyor Technology & Intralogistics
Robust and durable – perfect for roller conveyors, lifting units and material handling systems.

Mechanical Engineering & Special Equipment
Flexibly combinable – our modular system adapts to your machine.

Food & Bottling Technology
Hygienically packaged, precisely timed – planetary gears ensure rhythmic, dynamic operation here.

Agricultural and environmental technology
Dosing systems, feeding units or control movements in agricultural machinery and environmental systems.

Packaging Technology & Filling Systems
Reliable and low-maintenance at high cycles – for conveyor systems, cartoners and dosing systems.

Automation & Robotics
Lightweight, precise and dynamic – ideal for robot axes, pick & place modules and compact drive units.
Stay flexible – and independent
Thanks to the input hollow shaft with clamping screw, motors from a wide range of manufacturers can be easily connected – without any special gearing.
Your benefits:
Independently
You choose the electric motor that best suits your application
Quickly available
Standard geared motors instead of special solutions – shorter delivery times.
Cost-effective drive solution
No expensive customizations – just what you really need.
This allows you to retain full control over your drive – and avoid oversized or unnecessarily complex solutions.