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Home > Products > Coreless Permanent Magnet Generator >
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque

3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque

220V Low Rpm Dynamo Generators

3000 Watt Low Rpm Dynamo Generators

5000 Watt Low Rpm Dynamo Generators

Place of Origin:

Qingdao

Brand Name:

GREEF

Certification:

CE

Model Number:

GDG

Contact Us
Request A Quote
Product Details
Type:
Wind Turbine Permanent Magnet
Rated Power:
400W,300w-30kw
Rated Voltage:
12/24V,220V / 240V / 360V / 380V
Generator Type:
3 Phase AC Permanent-magnet
Application:
Wind Hybrid System,Wind/Water Turbine,Wind Power System,HAWT,on-grid/off-grid
Warranty:
2 Years
Frequency:
50hz/60hz
Rated Rotor Speed:
20-900RPM,100rpm 180rpm,350RPM
Highlight:

220V Low Rpm Dynamo Generators

,

3000 Watt Low Rpm Dynamo Generators

,

5000 Watt Low Rpm Dynamo Generators

Payment & Shipping Terms
Minimum Order Quantity
1
Price
$299-32999
Packaging Details
Inner Foam + Plywooden case
Delivery Time
3week
Payment Terms
L/C, Western Union, MoneyGram
Supply Ability
5
Product Description
3000 Watt 5000 watt 220V Low start torque low rpm dynamo generators for sale
This Coreless Permanent Magnet always being used in vertical axis wind turbine, and other generator system which requests very low start torque and low rated rotate speed, low start wind speed, low weight and small size.
1
Torque Patent Technology: use newest “Precise Coil” technology. No hysteresis and gear notches effect make the start torque very low <0.3N.M
2
Original Structure: use disc coreless motor to take place traditional motor makes it less volume and weight.
3
Higher Utilization: use special coreless motor technology to eliminate the use bottlenecks of lower speed wind energy.
4
Higher Reliability: special structure make it bigger ratio of power to volume, power to weight and have long life of 8 times longer than traditional motor.
5
Gearless, direct drive, low RPM generator.
6
High standard, quality components for use in harsh and extreme environments for wind turbines
7
High efficiency and Low mechanical resistance energy loss
8
Excellent heat dissipation due to the Aluminum alloy outer frame and special internal structure
Product Description
Model
GDG-0.5KW-200
GDG-1KW-180
GDG-1KW-200
GDG-2KW-120
GDG-2KW-180
Rated Power
0.5KW
1KW
1KW
2KW
2KW
Rated Rotate Speed
200 RPM
180RPM
200RPM
120RPM
180RPM
Rated Voltage
56Vac
56Vac
56Vac
115Vac
115Vac
Rated Current
9A
12A
17.9A
10A
17.4A
Efficiency
>85%
Wending Method
Y
Insulating Resistance
100Mohm Min(500V DC)
Leakage Level
<5 ma
Start Torque
<0.1N/M
<0.3 N/M
<0.5 N/M
<0.3 N/M
Phase Type
3 Phase
Structure
Out rotor
Stator
Coreless wire coil
Rotor
Rare Earth Permanent Magnet
Generator Shell Diameter
320
380
550
450
Generator Shell Length
232
241
241
330
258
Weight
20
32
32
75
51
Shaft drameter
45
50
50
78
59
Generator shell material
Aluminum alloy
Shaft material
Carbon steel
Bearing
Deep groove ball bearing
Model
GDG-3KW-100
GDG-3KW-180
GDG-5KW-100
GDG-5KW-150
GDG-10KW-100
Rated Power
3KW
3KW
5KW
6KW
10KW
Rated Rotate Speed
100RPM
180RPM
100RPM
150RPM
100RPM
Rated Voltage
380VAC
380VAC
380VAC
380VAC
400VAC
Rated Current
4.6A
4.7A
7.6A
15.2A
14.5A
Efficiency
>85%
Wending Method
Y
Insulating Resistance
100Mohm Min(500V DC)
Leakage Level
<5 ma
Start Torque
<1 N/M
<0.5 N/M
<1 N/M
Phase Type
3 Phase
Structure
Out rotor
Stator
Coreless wire coil
Rotor
Rare Earth Permanent Magnet
Generator Shell Diameter
620
550
700
620
770
Generator Shell Length
410
330
400
410
590
Weight
110
65
125
110
245
Shaft drameter
80
78
98
80
85
Generator shell material
Aluminum alloy
Shaft material
Carbon steel
Bearing
Deep groove ball bearing
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque 0
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque 1
System Solution
We can provide the complete generator system including Controller and Inverter:
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque 2
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque 3
Packaging & Shipping
1. The magnetic generator use inner foam protection outer Plywooden case .Generator shaft use pipe protection.
2.Pakage size and weight please refer to our sales.
3.Shipping by sea with FCL LCL or by air .
If you have any request in package and shipping please tell our sales we will do according to your request.
3000 Watt 5000 Watt 220V Low Rpm Dynamo Generators Low Start Torque 4
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

B
B*n
Sweden Oct 17.2025
My farm is 30 kilometers from town, and connecting to the power grid would cost a fortune. Three years ago, I installed a solar panel system with a battery bank. It was sufficient during spring, summer, and fall, but in winter, we often had a week of consecutive overcast days—and the batteries would run out in just three days. Last year, I decided to add a variable-pitch wind turbine, connected it to the AC coupling port of the Deye inverter, and set up a hybrid solar-wind system. Throughout the entire winter, the battery level never dropped below 45%, and I never had to work in the dark again. The Deye app allows me to monitor both the solar and wind turbine data simultaneously, and the transition between them is so smooth it’s almost imperceptible. Relying solely on solar power during winter on a Nordic farm is a gamble. Only by combining a variable-pitch wind turbine with a Deye inverter—creating a wind-solar hybrid system—can you get through the winter with peace of mind.
E
E*c
France Jul 17.2025
Since installing this variable-pitch wind turbine, the battery hasn’t run low again. Before, I used to worry whenever we had consecutive overcast days and light winds in the winter, but now it can even charge the battery in low winds. Best of all, it doesn’t suddenly start screeching during gusts, so it doesn’t disturb my family’s sleep. The installer also mentioned that variable-pitch turbines are easier to calibrate than fixed-pitch ones. I give it five stars!
J
J*n
Norway Apr 8.2024
I run a small dairy farm in northern Norway, far from the power grid. A few years ago, I installed solar panels and a Deye inverter, but the solar system basically stops working in winter, and the diesel generator was costing me a fortune. This year, I added this variable-pitch wind turbine and connected it to the Deye inverter for a hybrid solar-wind system, and we haven’t had a single power outage all winter. This wind turbine starts up at low wind speeds of just 2–3 on the Beaufort scale. During blizzards, the blades automatically pitch down to slow the turbine, preventing runaway speeds, and it’s much quieter than my neighbor’s fixed-pitch model. The Deye inverter’s switching logic is smart—it prioritizes solar power when available, and automatically switches to the wind turbine when solar output drops. It’s all clearly visible on the app. Now, the diesel generator is practically idle. Wind and solar backing each other up—that’s true off-grid freedom.

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