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Home > Products > Permanent Magnet Generator >
30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator

180Rpm Low Rpm Permanent Magnet Alternator

30kw Low Rpm Permanent Magnet Alternator

30kw permanent magnet low rpm alternator

Place of Origin:

CHINA

Brand Name:

GREEF

Certification:

CE

Model Number:

GDF

Contact Us
Request A Quote
Product Details
Generator Material:
100% Copper Wire+Nd-Fe-B
Start-up Wind Speed:
1.8-2.5m/s
Application:
Wind Hybrid System
Blade Material:
Aluminium Alloy
Warranty:
3 Years
Rated Rotor Speed:
20-900RPM
Rated Speed:
125rpm
Product Name:
Magnet Generators For Sale
Highlight:

180Rpm Low Rpm Permanent Magnet Alternator

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30kw Low Rpm Permanent Magnet Alternator

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30kw permanent magnet low rpm alternator

Payment & Shipping Terms
Minimum Order Quantity
1Set
Price
Negotiable
Packaging Details
Foam+plywooden case
Delivery Time
25 working days
Payment Terms
T/T, Western Union, MoneyGram, L/C
Supply Ability
400 sets per month
Product Description

30kw 400v 180Rpm Low Rpm Permanent magnet DC Rectifier generator

 

Product Description

 

GreeF company supply variety of permaent magent generators which is suitable for driven by following equipment to

  1. Driven by Wind Power --------Wind turbine
  2. Driven by Water Power ------- Hydro generator
  3. Driven by Belt with Motors
  4. Driven by Motor
  5. Dirven by perpetual motion machine
  6. Dirven by test plant
  7. Dirven by yourselves creation
  8. Driven the permanent magnet generator and make it rotate then it can generate power
30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 030kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 1

Customized

Voltage, Speed, Power ,Frequency.

 

Customized shaft size ,Spline shaft, biaxial extension, flange can be used.

Varity structures design : vertical axis, horizontal axis, internal rotor, external rotor, plate type. 30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 2

Advantage

1. Rare earth Nd-Fe-B permanent magnet generator. energy save energy more than 15% than ordinary generators.

2. Permanent magnet rotor structure, no excitation winding, no carbon brushes, no slip rings, no need gear box. Simple structure, reliable ,durable and Maintenance free.

3. Multi poles design, improve the frequency and efficiency of rectifiers and inverters. Saving cost .

4. Started directly, without control cabinet, replace the asynchronous motor totally.

5. H class insulation, vacuum pressure impregnation.

6. Use SKF bearings

7. Power factor close to 1,no need add power factor compensation equipment.

8. Small heat, aslo can add fan cooling or water cooling

9. Long life time >20years, Strong rotors, could run at high speed.24hours 365days running.

10. Energy-saving, return investment within 1-2years.

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 3

Pictures

 

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 4

 

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 5
 
30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 630kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 7
30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 830kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 9
 
30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 10
Drawing Sample

 

 

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 11

Our Services

 

 

Generators are free 3 years warranty, All lifelong technical support and part cost supply.

 

(1) The warranty period is start from the date of shipment which show on the bill of loading or air waybill.
(2) Free maintenance services during the warranty period the cost involved be borne by the company, do not charge a fee to customers, free warranty if any damage outside the warranty period, the company will charge a fee for labor costs and materials.
(3) the warranty period, company's quality problems caused by the maintenance of the freight borne by the company, if not under warranty or man-made damage, the freight charges by the customer.

 

Packaging & Shipping

1. Alternator for wind generator use inner foam protection outer Plywooden case .

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.

 

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 12

Company Information

 

 

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 13

 
FAQ

 

 

1. Q: How your permanent magnet generator work?

A: Our generator need to be drive by other energy, like wind power, water power, belt, etc, then it can generating electric power.

 

2. Q: Can your magnetic generator produce electrical power by itself?

A: No, please refer A1.


3. Q: What is the power of your generator?
A: We can manufacture from 100w to 5000kw.


4. Q: What is the rotate speed of your generator?
A: From 20rpm to 3000rpm.


5. Q: Can you manufacture customized product?
A: Yes, we can.

Please tell your detailed request (power, rpm, voltage, size, color) to our sales, we will made the generator according to your request.


6. Q: Can your company provide OEM service?
A: Yes, we can.

30kw 400v 180Rpm Low Rpm Permanent Magnet Alternator DC Rectifier Generator 14

 

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*v
Uzbekistan Apr 15.2026
This canal flows day and night – I never thought it could make money. After Greef installed the system, it runs by itself. Every day I check my phone to see how much electricity was generated and how much I earned. I'll recover my investment in less than a year, and after that it's pure profit.
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.
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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