Versatile 380V and 220V Single & Three Phase Transformer
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Product Highlights
- Wide Capacity Range: Available from 0.5 kVA to 150 kVA to meet diverse power needs.
- High Efficiency: Efficiency reaches up to 95% for optimal energy performance.
- Flexible Customization: Coil structure and specifications can be customized as per request.
- Comprehensive Warranty: Two-year free warranty from B/L date with lifelong spare parts supply.
- Multiple Certifications: Certified with CE, ISO9001, ISO14001, and SGS standards.
- Fast Delivery: Delivery within 7-10 working days after payment confirmation.
- OEM & ODM Support: Full customization services with 5 senior R&D engineers available.
- Low Noise & Fireproof: Designed with low loss, low noise, and fireproof features.
Product Attributes
- Customization
- Available
- Phase
- Three
- Certification
- ISO9001
- Model NO.
- SG Series-10kva 15va 30kva
- Usage
- High Frequency
- Brand
- Mingch
- Main Products
- Voltage Regulator,Voltage Stabilizer
- Input Voltage
- Rated Voltage ±5%(No Load)
- Ambient Temperature
- -15℃~+40℃
- Rated Voltage
- Rated Voltage ±5%
- Item Name
- 10kVA 15kVA 30kVA Transformer
- Coil Number
- Autotransformer
- Current Type
- AC
- Coil Structure
- Custom / as Your Request
- Capacity
- 0.5 kVA to 150 kVA Available
- Efficiency
- ≥95%
- Frequency
- 50/60Hz
- Insulation Resistance
- ≥20MΩ
- Transport Package
- Cardboard Carton / Plywood Case.
- Trademark
- MINGCH
- Origin
- Zhejiang, China
- Production Capacity
- 600 Set/Sets Per Month
Product Images of Versatile 380V and 220V Single & Three Phase Transformer
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Product Description
You are here:Home>>Transformer>>SG Transformer

10KVA 25KVA 30 KVA 380V 220V Single Phase 3 Phase Custom Power Transformer Price
SBK/SG series three phases dry transformer apply to ac 50/60H z, voltage 1000V and under circuit s, it is low-voltage complete switch equipment and electrical transmission control device of three phases power transformer.
- Can be made open type and protected type
- With low loss,low noise, goad fireproof,no pollution etc.
|
Specification |
SG 0.5KVA up to 150KVA |
|
Input Voltage |
Rated Voltage ±5%(no load) |
|
Rated Voltage |
Rated Voltage ±5% |
|
Current Type |
AC |
|
Frequency |
50/60HZ |
|
Efficiency |
≥95% |
|
Insulation Resistance |
≥20MΩ |
|
Ambient Temperature |
-15~+40 |
|
Main Products |
Voltage Regulator,Voltage Stabilizer,AVR,UPS,Inverter and so on. |
| Trade Items | |
|
MOQ |
1 Set |
|
Design Ability |
OEM&ODM is welcome,can supply sample |
|
Certification |
CCC,CE,ISO9001,ISO14001,SGS |
|
Packing |
Standard Export Packing |
|
Payment Term |
Trade Assurance,T/T,L/C,D/A,D/P Western Union MoneyGram and so on |
| Delivery time | 7-10 working days after payment received |

|
Model |
Capacity (KVA) |
Open Type Dimension (CM) |
Protected Type Dimension(CM) |
|
SG-0.5 |
0.5 |
25*16*22 |
28*33*28 |
|
SG-1 |
1 |
25*18*22 | 28*33*28.5 |
|
SG-1.5 |
1.5 |
25*20*22 | 32*37*30.5 |
|
SG-2 |
2 |
25*20*22 | 32*37*30.5 |
|
SG-3 |
3 |
35*21.5*28.5 | 38*40*32.5 |
|
SG-4 |
4 |
35*23*28.5 | 38*40*36 |
|
SG-5 |
5 |
35*23*28.5 | 38*40*36 |
|
SG-7 |
7 |
39.5*27*33.5 | 50*38*47 |
|
SG-8 |
8 |
45*28*35 | 50*38*47 |
|
SG-10 |
10 |
45*28*35 | 50*38*47 |
|
SG-15 |
15 |
51*27.5*39 | 63*40*53 |
| SG-20 | 20 | 55*28*43 | 63*40*53 |
| SG-25 | 25 | 55*29.5*43 | 63*40*53 |
| SG-30 | 30 | 61*29*45 | 70*40*56 |
| SG-40 | 40 | 77*39*57 | 90*53*77 |
| SG-50 | 50 | 77*39*57 | 90*53*77 |
| SG-100 | 100 | 89*46*80 | 95*55*73 |
| SG-150 | 150 | 96*56*96 | 105*55*80 |


Mingch Electrical is a manufacturer specialized in development,production,marketing as a body electric power voltage regulator.Since origination,it has been persisting in taking the science and technology as the forerunner,the abundant technology as a backing,and positively introducing the overseas advanced technology,unceasingly improve and consummate the products, many years specialized management,the product best-selling nation,While exports to Bangladesh,Myanmar,India,Russia,Indonesia,Thailand and other countries in Southeast Asia and Africa, some of them are well sold to the world meanwhile receive high praise from the majority of customers.




1.Packaging:
Small capacity products (Automatic Voltage Regulators/Stabilizers), colour box as inner package and cardboard carton as outer package.
Big capacity products, we use strong plywood case.
2.Shipping Methods:
By air or by sea(FOB port:Ningbo),by express (DHL,UPS,TNT,FEDEX).

Q1: What is the Guarantee?
A1: Two years (for free) from the date of B/L. Besides, any of the spare parts can be supplied all the time, that is, during the guarantee period and after the guarantee period.
Important:
a. The efficiency of our Voltage Regulators / Stabilizers are 90% to 95% (some series of them reaches 95%), please don't let them work overload!
b. Please make sure that all the electric wires are connected correctly according to the electric diagram
Q2: Can we put/show our own Logo on your products?
A2: Yes, no problem, however, the quantity should be a bit big.
Q3: Is OEM/ODM available?
A3: Yes, it is! Our products can be Customized. We have 5 senior engineers in our R&D Dept., we design and produce all kinds of Automatic Voltage Regulators/Stabilizers according to our customers' specific requirements.
Q4: What is the MOQ?
A4: For the small capacity products (Automatic Voltage Regulators/Stabilizers) of the default configuration, it is 10 sets. For the big capacity products, it is 1 set.
Q5: Can you offer Form A or Form E or C/O ?
A5: Yes, no problem, we can apply for it from our local government.
Q6: What kind of Certificates do you have?
A6: CE, ISO9001 and SGS.
Q7: What is the Terms of Payment?
A7: L/C, T/T, D/P, D/A, Western Union and MoneyGram (for Small-amount payment).
Please don't be hesitate to Contact Us for any questions,your inquiry will be on our priority attention and fastest reply!
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2432532". Items marked "" are certified.
Company Profile
Zhejiang Mingch Electrical Co., Ltd is a professional R & D, production, sales as one of the professional power manufacturers.
Since 1993, the company has been adhering to science and technology as the guide, strong technology as the backing, actively introduce foreign advanced technology, and constantly improve and perfect products, products sell well in the domestic market, exported to Russia, Indonesia, the Philippines, Iraq and other Southeast Asia, Africa, the Middle East and other dozens of countries and regions, by the majority of customers.
Our products are widely used in industrial and mining enterprises, textile machinery, printing and packaging, petrochemical industry, schools, shopping malls, elevators, posts and telecommunications, medical machinery and other occasions that require normal voltage assurance.
Zhejiang Mingch Electrical Co., Ltd is committed to "integrity-based, long-term service", adhere to the "realistic, innovation, development" business philosophy, timely help you eliminate difficulties and anxiety.
Zhejiang Mingch Electrical Co., Ltd sincerely look forward to cooperating with you to create a win-win situation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- N/a, Wenzhou, Zhejiang, China
-
Plant Area
- 4425 square meters
-
Number of Employees
- 147
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 1 PC
-
Supply Chain Partners
- 42
Our Production Capability & Technical Expertise
-
Main Products
- Voltage Stabilizer, Frequency Inverter, Power Inverter, Transformer, UPS
-
Production Lines
- 5
-
Production Machines
- Assembling Line, Winding Facility
-
QA/QC inspectors
- 12 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 5 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-09-29
-
Export Year
- 17 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Annual Export Revenue
- 44,152,019.78 RMB
-
Number of Foreign Trading Staff
- 8
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- What is the guarantee period?
- Two years (for free) from the date of B/L. Spare parts are supplied throughout the guarantee period and after.
- Can we put our own logo on the products?
- Yes, no problem, however, the quantity should be a bit big.
- Is OEM/ODM available?
- Yes, it is! Our products can be Customized. We have 5 senior engineers in our R&D Dept., we design and produce all kinds of Automatic Voltage Regulators/Stabilizers according to our customers' specific requirements.
- What is the MOQ?
- For the small capacity products (Automatic Voltage Regulators/Stabilizers) of the default configuration, it is 10 sets. For the big capacity products, it is 1 set.
- Can you offer Form A or Form E or C/O?
- Yes, no problem, we can apply for it from our local government.
- What kind of Certificates do you have?
- CE, ISO9001 and SGS.
- What is the Terms of Payment?
- L/C, T/T, D/P, D/A, Western Union and MoneyGram (for Small-amount payment).
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