skip to Main Content

Planetary - EX

High Quality Products

STM EX Serie – Planetary Gear Units

Powerful and reliable. STM planetary gear units are characterized by their high reliability, long service life and maintenance-free operation. The planetary drive train makes this gear unit the ideal choice for heavy-duty applications where high impact and shock are more the rule than the exception.

These powerful gear units are compact, shock-proof and meet today's high demands in every respect.

EX Serie – Planetary Gear Units: main features

Compact, and yet extremely powerful
Ideal choice for all the severe duty applications with frequent shock loadings and impacts
Highly versatile product configuration
Long operating lives without maintenance and wear-free
High-end of the market in terms of quality and performance
Very rigid structure enabling application of heavy loads

Durable Solution

  • Long Life & Low Maintenance
  • Durable Use of Materials
  • Robust Construction

User-Specified Configuration

  • Customized on Request
  • Easy Modifications
  • Endless Possibilities

Ideal for Heavy-Duty Applications

  • Extremely Robust
  • High Quality & Performance
  • Suitable for Tough Working Environments

Technical specifications & more info

Technical specifications

Ratio3,48:1 - 2.882,86:1
Output speed (rpm)0,5 - 402
Nominal torque (Nm)318 - 131.497
Max. torque (Nm)1.050 - 270.000
Protection classIP55
MaterialCast iron
LubricationSee catalogue
Lifetime (L10h)> 10.000
CertificatesCE, ATEX


IEC Motor sizeIEC63 - 225
Motor contruction typeB5
Mounting executionsFoot-mounted
Shaft configurationHollow shaft with shrink disc
Output shaft
Splined shaft
Splined hollow shaft
Output shaft diameter (mm)38 - 180
Coating / colorAccording to ISO 12944

Optional features

MIG encoder

IEC flange

Free input shaft

Reinforced output shaft bearing

Stainless steel shafts

Inquire availability

Repair & Maintenance

Is a current component or drive system in need of maintenance or repair? BEGE has extensive knowledge of a wide variety of drives and systems. We guarantee a rapid resumption of operational procedures.

Contact our support department

Your Reliable Partner in Drive Solutions

We make life easier for industrial enterprises by creating, optimizing and maintaining high-quality drives.