280-380KW Brushless Free Energy Permanent Magnet Alternator Generator

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US $2,000-4,000 / Sets | 10 Set/Sets (Min. Order)
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Quick Details
Place of Origin:
Fujian, China (Mainland)
Brand Name:
Model Number:
Output Type:
AC Three Phase
1500/1800 RPM
Rated Power:
Rated Voltage:
Rated Current:
China supplier Alternator
Three phase brushless China supplier Alternator
You choose
insurance class:
Protection Class:
12 months or 1200 hours
5000 Set/Sets per Month
Packaging & Delivery
Packaging Details
The alternators will be packed into plywood cases.
Lead Time :
within 20 days after received deposit

280-380KW Brushless Free Energy Permanent Magnet Alternator Generator


280-380KW Stamford Brushless Three Phase Alternator For SaleSTF-314E 280-380KW Stamford Brushless Alternator Replacement


Stamford brushless alternator



Three phase China supplier alternator

Product Description

1) Rated output: 10 to 1000kva 
2) Rated frequency: 50/60Hz 
3) Rated speed: 1500/1800rpm 
4) Rated voltage: 210-440V

5) 3-phase 4-wire 
6) Protection: IP21 or IP22 
7) Insulation: class F/H 
8) Standard: international electrician committee command standard IEC34, 
9) Engine can be connected with steel or flexible materials standardization organization: command 
10) Steel frame: cast-iron coverstandard, ISO8528 NEMA standardinternational 
11) Excellent silicone steel chip 
12) Imported bearings. You could choose one bearing or two bearings


Why Choose Us

Diesel generator set/Gas generator set/Alternator: 12 months from shipment date.

Gasoline generator set:6 months from shipment date.

Spare parts:3 months from shipment date.

Factory Inspection: the test items before delivery are mainly as follows:

1.Each genset shall be put into commission more than 4 hours totally. They are tested on idle load, fully

load and 10% overload;

2.The noise level is tested

3.All of the meters on the control panel shall be tested

The appearance of the genset and all of the label and nameplate shall be checked


Ask product operation details, please consult the sales staff by e-mail or Trademanager.



The advantage of our material

1. The winding enamelled wire is 100% copper(20-1000kva)


2.The silicon steel sheet we use is the products of Shanghai Baoshan Steel Co.,Ltd,which is the biggest and most famous manufacture of steel.And its advantage is its magnetic flux is large and its iron loss is small.


3.The main frame of the alternator and lead box are made of steel,the end cover is made of high strength cast iron.


4.All the components of our factory,the stator,rotor and excitation will be dippinglacquer twice.


5.All the rotors and stators of our company use the rope of best nylon to tie.We promise the security of our products,the phenomenon of ribbon burst will never happen.


6.All the rotors should be tested by dynamic balance of Germany to go on test of balance. All the products of our factory should be tested by specialized Test Room.



Terminal and terminal box:

The three-field generator has 12 leads brought out to the terminals in terminal box. The terminals are put on the non drive end. The box is equipped with removable panels


Engine Adaptor and Coupling Disc

SY-A Series generators have two kinds construction.

SY-A Series single-bearing, engine adaptor: SAE0,1,2,3 and 4; Coupling discs: SAE8,10,11,.5,14 and 18 are available.

SY-A Series double-bearing, engine adaptor: SAE0,1,2,3,4 and 5 are available.


Voltage Regulation:

Voltage regulation refers to the change of voltage from non-load to with power factor ranging from 0.8 to 1 and 3%'s fluctuation of the speed of engine. Voltage is adjusted via potentiometer of AVR


Interference factor

-THF(BS EN60034-1)<2%

-TIF(NEMA MG1-22)<50%

Brushless system and AVR of high quality ensure radio interference very little.




Our Services


Packaging & Shipping


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1.What's your power range of Generators?

Answer:  We can offer the range from 1kva~1250kva.

2.What's your delivery time?

Answer:  Generally,we can delivery in 15-30 days after we get the deposit.

3.What's your payment?

Answer:  We accept T/T ,and 30% as the deposit,the balance payment should be paid before delivery the goods.

4.What's your warranty?

One year or 1000hours (accord to whichever reach first) from Ex-Factory date 

5.What's your MOQ?

Answer:We accept small power generator MOQ is 10 or 20 sets .Other accept  1 set.