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Technical Article

Magnetic Agitators Score on Climate Friendliness

ZETA’s magnetic agitators eliminate the need for steam lubrication, reducing energy consumption, maintenance complexity, and contamination risk in aseptic biopharmaceutical manufacturing. Their hermetically sealed design also supports compliance with EU GMP Annex 1 requirements for sterile medicinal production.
ProductsResearch & DevelopmentSustainabilityTechnical Article
Large rushton impeller in motion in large tank with water

Reducing Energy Demand in Aseptic Manufacturing

Traditional mechanically sealed agitators require continuous steam lubrication to maintain sterile operation. This process consumes significant energy for steam generation, cooling, and condensate management while increasing system complexity and maintenance requirements.

ZETA’s magnetically coupled agitators eliminate the need for mechanical seals entirely. Torque is transferred through magnetic fields, isolating the sterile process environment from the drive system without physical shaft penetration into the vessel.

This design provides several operational advantages:

  • Reduced contamination risk in aseptic processes
  • Elimination of steam barrier systems and seal lubrication
  • Lower maintenance and reduced downtime
  • Simplified sterile design aligned with GMP requirements
  • Reduced energy consumption and CO₂ emissions

For biopharmaceutical manufacturers pursuing sustainability initiatives and operational efficiency improvements, magnetic mixing technology offers measurable advantages over conventional agitator systems.

Download the Technical Article

How Much Energy Can Magnetic Mixing Save?

Read the technical article to learn how eliminating steam lubrication can reduce energy demand and lower the CO₂ footprint of aseptic biopharmaceutical manufacturing environments. The article also includes a practical emissions calculation based on a multi-bioreactor production line.

Improve Mixing Performance and Process Reliability

Connect with ZETA to discuss magnetic mixing technologies for sterile processing, bioreactors, and demanding biopharmaceutical manufacturing applications.

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