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Home > Products > Coreless Permanent Magnet Generator >
High Power Density NdFeB Coreless Permanent Magnet Generator with Rare Earth Magnets and Low Start Torque

High Power Density NdFeB Coreless Permanent Magnet Generator with Rare Earth Magnets and Low Start Torque

High Power Density Rotor

NdFeB Axial Flux Generator

Permanent Magnet Alternator

Place of Origin:

Qingdao, Shandong, China

Brand Name:

Qingdao Greef

Certification:

CE, ISO 9001:2015

Model Number:

GDG-NdFeB-HPD

Contact Us
Request A Quote
Product Details
Magnet Material:
NdFeB Rare Earth N38SH-N45H
Rotor Type:
Axial Flux Disc Permanent Magnet
Power Range:
2KW / 3KW / 5KW
Phase:
3 Phase AC
Efficiency:
Above 85%
Start Torque:
Less Than 0.1 N.M
Highlight:

High Power Density Rotor

,

NdFeB Axial Flux Generator

,

Permanent Magnet Alternator

Payment & Shipping Terms
Minimum Order Quantity
1 Piece
Price
USD 280-2200 / Piece
Packaging Details
Wooden case with foam insert, export-grade packaging
Delivery Time
7-15 working days
Payment Terms
T/T,L/C,Western Union
Supply Ability
5000 Pieces per Month
Product Description
High Power Density NdFeB Coreless Permanent Magnet Generator 2KW 3KW 5KW
High Power Density NdFeB Coreless Permanent Magnet Generator

Maximum Output in Minimal Space
Engineered for applications where size and weight matter, this NdFeB axial flux coreless permanent magnet generator achieves exceptional power density through rare earth permanent magnet technology and advanced disc-type architecture. The compact design delivers high output without compromising reliability.

High Power Density NdFeB Coreless Permanent Magnet Generator with Rare Earth Magnets and Low Start TorqueHigh Power Density NdFeB Coreless Permanent Magnet Generator with Rare Earth Magnets and Low Start TorqueHigh Power Density NdFeB Coreless Permanent Magnet Generator with Rare Earth Magnets and Low Start Torque
Power Density Optimization
  • Axial Flux Disc Architecture: Flat pancake design maximizes magnetic flux utilization in a compact form factor
  • NdFeB Rare Earth Magnets: Industry-leading magnetic energy product for unmatched power density
  • Coreless Stator: Eliminates iron losses for higher electrical conversion efficiency
  • Multi-Pole Configuration: Higher pole count enables increased power output at low RPM
  • Small Air Gap Technology: Precision gap control maximizes flux linkage and torque density
Performance Characteristics
Parameter Specification
Magnet Material NdFeB Rare Earth N38SH-N45H
Rotor Type Axial Flux Disc Permanent Magnet
Start Torque <0.1 N.M
Efficiency Above 85%
Phase 3 Phase AC
Drive Type Gearless Direct Drive, Brush-less
Built for Reliability
  • Special structure delivers superior power-to-volume and power-to-weight ratios
  • 8 times longer service life than traditional generators
  • Aluminum alloy outer frame ensures excellent heat dissipation
  • Maintenance-free operation with sealed bearing design
  • Higher utilization in low wind speed conditions
Certifications: CE, ISO 9001:2015 | Warranty: 3 Years | OEM: Available with customized voltage, RPM, and mounting options.
Ratings& Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

L
L*s
Czech Republic May 4.2023
“I built a small pico hydro system on the creek behind my off-grid cabin. The water head is only 3 meters and flow rate around 0.2 m³/s – too low for most generators. This axial flux coreless unit starts generating usable power at just 150 RPM. No cogging, no iron loss, and it’s silent. I’m getting 300-400W continuously, 24/7. My old induction generator would barely light an LED at that speed. Absolutely perfect for low-head hydro.”

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