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85mm Concentrated Winding Stator & Rotor for Automotive, Oil, Water Pump (0-800V Platform)

85mm concentrated winding stator and rotor for electric compressor motors. Compact structure suitable for automotive compressors, water pumps, and oil pump systems.
  • J85O.D./TT85O.D.

  • Modar Motor

  • 85mm

  • 1.8-5.02kw

  • 0-7.2N.m

  • 0-800V

  • 100% pure copper

  • 2

  • about 30 days

Availability:

85mm Concentrated Winding Stator and Rotor– Product Overview

The 85mm concentrated winding stator and rotor is engineered for compact electric compressor and pump motors where space efficiency and simplified winding structure are required.
Compared with distributed winding designs, concentrated windings allow for a shorter end-turn structure and a more compact motor layout.

85mm concentrated winding stator and rotor supports 0-800V voltage systems and is well suited for integrated motor assemblies where installation space and manufacturing efficiency are critical.


85mm TT85O.D. concentrated winding stator and rotor85mm J85O.D. concentrated winding stator and rotor


Key Features

  • Compact concentrated winding design

  • Shorter end-turns for improved space efficiency

  • Suitable for high-volume compressor motor production

  • Compatible with 0-800V electric systems

  • Designed for OEM and Tier 1 motor integration





Typical Applications of 85mm Concentrated Winding Stator and Rotor


The 85mm concentrated winding stator and rotor is mainly used in applications that require compact motor size, simplified assembly, and efficient electromagnetic utilization.


In automotive electric compressors, this structure supports compact motor layouts while maintaining sufficient torque density. 85mm concentrated winding stator and rotor is frequently chosen for systems where packaging constraints exist, such as under-hood or integrated thermal modules.


In pump motor designs, the concentrated winding structure enables efficient assembly and stable operation for water and oil pump applications. The applicable CC range 12-34CC can be adjusted based on torque and flow requirements without changing the outer diameter platform.


Typical use cases include:

  • Compact electric air conditioning compressors

  • Integrated thermal management compressor modules

  • Water pump motors with limited installation space

  • Oil pump motors for automotive lubrication systems

  • OEM motor platforms requiring simplified winding processes




Technical Specifications of 85mm Concentrated Winding Stator and Rotor

Series

The following technical data applies to the 85mm Concentrated Winding Stator and Rotor Series.

Electrical Parameters

  • Rated voltage options: 0-800V.

  • Rated speed: 0-8600rpm(customized)

  • Rated Torque: 0-7.2N.m(customized)

  • Output power range: 1.8-5.02kw(customized)

  • Adapted pump displacement range: 12-34CC

Mechanical Parameters

  • 85mm stator outer diameter

  • 50/60mm rotor outer diamter


Optional Configurations

  • Balance weght optional

  • Shaft can be added and cutomized


Model J85O.D. Parameters

J85O.D. Standard Model Parameters
Model Rated
Power
Rated
Voltage
Rated
Current
Rated
Torque
Rated Speed Efficiency Current Density Thermal Load
J85-45 1.80kw 320V 7.0Arms 4.0Nm 4500rpm 90.05% 16Amm² 804J
J85-50 3.20kw 350V 11Arms 5.4Nm 6000rpm 91.20% 18Amm² 812J
J85-54 4.25kw 400V 16Arms 5.2Nm 8000rpm 91.80% 21Amm² 960J
J85-60 5.02kw 400V 18Arms 6.0Nm 8000rpm 91.80% 22Amm² 921J


J85O.D. standard stator drawing

85mm J85O.D. concentrated winding stator drawing

J85O.D. standard rotor drawing

85mm J85O.D. concentrated winding rotor drawing


Model TT85O.D. Parameters

TT85O.D. Standard Model Parameters
Model Rated
Power
  Rated
Voltage
Rated
Current
  Rated
Torque
Rated Speed Efficiency Current Density Thermal Load
F85-50 1.80kw 320V 7.0Arms 4.0Nm 4500rpm 88.05% 16A/mm² 854J
F85-55 3.20kw 350V 11Arms 5.4Nm 6000rpm 8920% 18A/mm² 872J
F85-60 4.25kw 400V 16Arms 5.2Nm 8000rpm 90.80% 21A/mm² 990J


TT85O.D. standard stator drawing

85mm TT85O.D. concentrated winding stator drawing

TT85O.D. standard rotor drawing

85mm TT85O.D. concentrated winding rotor drawing


FAQ – 85mm Concentrated Winding Stator and Rotor


Q1: What distinguishes concentrated winding from distributed winding?

Concentrated winding features shorter end-turns and a more compact structure, suitable for space-constrained designs.


Q2: Is 85mm concentrated winding stator and rotor suitable for automotive compressors?

Yes, 85mm concentrated winding stator and rotor is commonly used in compact automotive electric compressor applications.


Q3: Can 85mm concentrated winding stator and rotor be used in pump motors?

Yes, both water pumps and oil pumps can be designed using 85mm concentrated winding stator and rotor.


Q4: Which voltage 85mm concentrated winding stator and rotor are supported?

Typical designs support 0-800V systems.


Q5: Can torque characteristics be customized?

Yes, winding and electromagnetic characteristics can be tailored per project.


Q6: Is 85mm concentrated winding stator and rotor suitable for mass production?

Yes, 85mm concentrated winding stator and rotor is designed for scalable OEM production.


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