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Welcome to e+a

Hi-speed, hi-power motor elements for turbomachinery

Rotors & stators to integrate into PM and induction machines for high performance applications
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e+a makes Induction & Permanent Magnet (PM) rotors and stators that our customers use to build motors and generators for high-speed and high-power applications such as:

  • Turbomachinery
  • Machine Tools
  • Generators for Micro-Turbines
  • Waste - Water Blowers
  • HVAC Compressors
  • Energy Storage Systems
  • Direct Drives to Replace Gearboxes
  • Chillers/Coolers
  • Fuel Cell Blowers, Range Extenders, Traction Drives
  • LNG & LH2 Pumps
  • Concrete Cutting

Technical information at your fingertips enabling informed decisions.

Select an area of interest below or contact us today!

About e+a

  • OEM Supplier
  • Founded 1981
  • Prototype and Volume Manufacturing
  • Production Tooling
  • Engineering Design & Support
  • Swiss Made, Competitive Pricing
  • More than 1500 Standard Designs or Custom Product
  • High Energy Density Machines
  • Superior Quality

Applications

  • HVAC Compressors & Chillers
  • Micro-Turbine Generators
  • Energy Storage/Power Gen.
  • Automotive – Fuel Cell Blowers, Range Extenders, Traction Drives
  • Machine Tool Spindles
  • Cryo – LNG & LH2 Pumps
  • Waste Water Blowers
  • Concrete Cutting
  • Gearbox Replacements
  • Energy Recovery Systems

Motors/Generators

  • 2-Pole, 4-Pole, 6-Pole, 8-Pole
  • Hi-Speed Induction & PM Designs
  • Low Speed Torque Motors
  • Liquid, Air or Refrigerant Cooled
  • Stators and Rotors for Built-in Motors & Generators
  • ALKA™, ENCA™ and VPI™ Stator End Winding Treatments
  • 1kW-1.6MW; 5K-500K RPM
  • Carbon Fiber Wrapped PM Rotors
  • Squirrel Cage Al or Cu Rotors

Stators

  • VPI™/Standard — Bare/Taped End Windings
  • ENCA™ — Resin/Epoxy Potted End Windings
  • ALKA™ — Potted w/Al Cap
  • Hand Wound, High Energy Density
  • 3-Phase or 6-Phase Windings
  • Same Stator for Induction or PM
  • Optional e+a Designed Cooling Jacket
  • Delta or Wye Connections