SEW RM127-DRN250M4 Helical Gear Unit with IE3 Premium Efficiency Motor

The SEW RM127-DRN250M4 is a high-torque agitator-design helical gear unit engineered for demanding mixing, agitating and heavy-duty industrial applications. It pairs the robust RM127 gearbox with a DRN250M4 IE3 premium efficiency 4-pole AC motor, delivering reliable, energy-efficient performance across chemical, pharmaceutical, food processing and wastewater treatment processes. The unit is compatible with a full suite of SEW-EURODRIVE options including brake systems, thermal protection and prefabricated cables, backed by comprehensive technical documentation, dimension sheets and selection tools to streamline your project planning and procurement.

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Estimated Delivery Date: Oct 19-Oct 19

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Specifications

Description

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Looking for reliable, high-torque drive solutions for your mixing, agitating, or heavy-duty industrial applications? The SEW RM127-DRN250M4 Helical Gear Unit is engineered to deliver outstanding performance, backed by SEW-EURODRIVE's full suite of technical documentation and support resources.

What's Included in This Product Package

Technical Data & Specifications

Complete technical data for the RM127 helical gear unit and DRN250M4 IE3 Premium Efficiency AC motor
Detailed specifications for all available options and additional features, including brake systems, encoder interfaces, and thermal protection devices
Comprehensive dimension sheets for the RM series gear unit and DR series AC motors
Full visual representations of all permitted mounting positions (M1–M6) and installation configurations
Project Planning & Engineering Support
Step-by-step project planning instructions for drives and gear units
Design guidelines and critical operating notes to ensure optimal performance and longevity
Clear explanations of order information and unit designation systems for accurate ordering
Overview of all permitted gear unit and motor combinations to help you find the perfect match for your application
Selection & Configuration Tools
Selection tables for DR gearmotors covering the full RM series range
Visual overviews of all available gear unit types and variants
Important notes on interpreting technical tables and dimension sheets
Pricing & Procurement
Full price catalog with transparent pricing for the RM127-DRN250M4 unit
Detailed option and accessory pricing to help you budget accurately
The dedicated "DR Gearmotors" price catalog is available from SEW-EURODRIVE alongside this motor catalog

Key Product Highlights

Feature	Detail
Gear Unit	RM127 Agitator-Design Helical Gear Unit (SEW RM Series)
Motor	DRN250M4 – IE3 Premium Efficiency, 4-pole AC Motor
Max. Output Torque	Up to 20,000 Nm (RM series range)
Gear Ratio Range	i = 3.87 – 281.71
Motor Power Range	0.12 – 200 kW (RM series compatible range)
Typical Applications	Mixers, agitators, kneaders, aerators in chemical, pharmaceutical, food & beverage, and wastewater industries

Additional Documentation Available

Beyond the core product catalogs, SEW-EURODRIVE provides extensive supplementary resources including:

Detailed brake system information from SEW-EURODRIVE
Prefabricated cable specifications and ordering guides
CAD data and 3D models for seamless integration into your designs
Installation, operation, and maintenance manuals
Whether you're an engineer specifying a new drive system or a procurement professional sourcing replacement parts, everything you need to confidently select, order, and deploy the SEW RM127-DRN250M4 is right here. Contact us today for a personalized quote or technical consultation.